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From a total of 122 cases of VO at our centre, 45 were excluded and 77 included in the study. In 43 patients the CT guided needle biopsy yield the microbiological diagnosis.</p>" ] ] ] "autores" => array:1 [ 0 => array:2 [ "autoresLista" => "Jorge Juan Fragío Gil, Roxana González Mazarío, José Ivorra Cortés, Antonio José Cañada Martínez, Miguel Salavert Lleti, José Andrés Román Ivorra" "autores" => array:6 [ 0 => array:2 [ "nombre" => "Jorge Juan" "apellidos" => "Fragío Gil" ] 1 => array:2 [ "nombre" => "Roxana" "apellidos" => "González Mazarío" ] 2 => array:2 [ "nombre" => "José" "apellidos" => "Ivorra Cortés" ] 3 => array:2 [ "nombre" => "Antonio José" "apellidos" => "Cañada Martínez" ] 4 => array:2 [ "nombre" => "Miguel" "apellidos" => "Salavert Lleti" ] 5 => array:2 [ "nombre" => "José Andrés" "apellidos" => "Román Ivorra" ] ] ] ] ] "idiomaDefecto" => "en" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S2173574322000089?idApp=UINPBA00004M" "url" => "/21735743/0000001800000001/v1_202201261003/S2173574322000089/v1_202201261003/en/main.assets" ] "itemAnterior" => array:19 [ "pii" => "S2173574321002215" "issn" => "21735743" "doi" => "10.1016/j.reumae.2021.09.002" "estado" => "S300" "fechaPublicacion" => "2022-01-01" "aid" => "1573" "copyright" => "Elsevier España, S.L.U. and Sociedad Española de Reumatología y Colegio Mexicano de Reumatología" "documento" => "article" "crossmark" => 1 "subdocumento" => "fla" "cita" => "Reumatol Clin. 2022;18:5-14" "abierto" => array:3 [ "ES" => false "ES2" => false "LATM" => false ] "gratuito" => false "lecturas" => array:1 [ "total" => 0 ] "en" => array:12 [ "idiomaDefecto" => true "cabecera" => "<span class="elsevierStyleTextfn">Special Article</span>" "titulo" => "2021 clinical practice guidelines for the diagnosis, treatment, and follow-up of patients with peripheral spondyloarthritis. Colombian Association of Rheumatology" "tienePdf" => "en" "tieneTextoCompleto" => "en" "tieneResumen" => array:2 [ 0 => "en" 1 => "es" ] "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "5" "paginaFinal" => "14" ] ] "titulosAlternativos" => array:1 [ "es" => array:1 [ "titulo" => "Guía de práctica clínica 2021 para el diagnóstico, el tratamiento y el seguimiento de pacientes con espondiloartritis periférica. Asociación Colombiana de Reumatología" ] ] "contieneResumen" => array:2 [ "en" => true "es" => true ] "contieneTextoCompleto" => array:1 [ "en" => true ] "contienePdf" => array:1 [ "en" => true ] "autores" => array:1 [ 0 => array:2 [ "autoresLista" => "Lina M. Saldarriaga-Rivera, Wilson Bautista-Molano, Alejandro Junca-Ramírez, Andrés R. Fernández-Aldana, Daniel G. Fernández-Ávila, Diego A. Jaimes, Edwin A. Jáuregui, Juan S. Segura-Charry, Consuelo Romero-Sánchez, Oscar J. Felipe-Diaz" "autores" => array:10 [ 0 => array:2 [ "nombre" => "Lina M." "apellidos" => "Saldarriaga-Rivera" ] 1 => array:2 [ "nombre" => "Wilson" "apellidos" => "Bautista-Molano" ] 2 => array:2 [ "nombre" => "Alejandro" "apellidos" => "Junca-Ramírez" ] 3 => array:2 [ "nombre" => "Andrés R." "apellidos" => "Fernández-Aldana" ] 4 => array:2 [ "nombre" => "Daniel G." "apellidos" => "Fernández-Ávila" ] 5 => array:2 [ "nombre" => "Diego A." "apellidos" => "Jaimes" ] 6 => array:2 [ "nombre" => "Edwin A." "apellidos" => "Jáuregui" ] 7 => array:2 [ "nombre" => "Juan S." "apellidos" => "Segura-Charry" ] 8 => array:2 [ "nombre" => "Consuelo" "apellidos" => "Romero-Sánchez" ] 9 => array:2 [ "nombre" => "Oscar J." "apellidos" => "Felipe-Diaz" ] ] ] ] ] "idiomaDefecto" => "en" "Traduccion" => array:1 [ "es" => array:9 [ "pii" => "S1699258X21002230" "doi" => "10.1016/j.reuma.2021.09.002" "estado" => "S300" "subdocumento" => "" "abierto" => array:3 [ "ES" => true "ES2" => true "LATM" => true ] "gratuito" => true "lecturas" => array:1 [ "total" => 0 ] "idiomaDefecto" => "es" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S1699258X21002230?idApp=UINPBA00004M" ] ] "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S2173574321002215?idApp=UINPBA00004M" "url" => "/21735743/0000001800000001/v1_202201261003/S2173574321002215/v1_202201261003/en/main.assets" ] "en" => array:20 [ "idiomaDefecto" => true "cabecera" => "<span class="elsevierStyleTextfn">Original Article</span>" "titulo" => "Laboratory Diagnosis of ANCA-Associated Vasculitis (AAV) Using a Combination of Immunofluorescence Test (IIFT) and Line Immunoassay (LIA): Single-Centre Report From India" "tieneTextoCompleto" => true "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "15" "paginaFinal" => "19" ] ] "autores" => array:1 [ 0 => array:4 [ "autoresLista" => "Rajni Chauhan, Dharmendra Jain, Aseem Kumar Tiwari, Pranav Dorwal, Vimarsh Raina, Shoma Paul Nandi" "autores" => array:6 [ 0 => array:3 [ "nombre" => "Rajni" "apellidos" => "Chauhan" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">a</span>" "identificador" => "aff0005" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">b</span>" "identificador" => "aff0010" ] ] ] 1 => array:3 [ "nombre" => "Dharmendra" "apellidos" => "Jain" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">a</span>" "identificador" => "aff0005" ] ] ] 2 => array:3 [ "nombre" => "Aseem Kumar" "apellidos" => "Tiwari" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">a</span>" "identificador" => "aff0005" ] ] ] 3 => array:3 [ "nombre" => "Pranav" "apellidos" => "Dorwal" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">a</span>" "identificador" => "aff0005" ] ] ] 4 => array:3 [ "nombre" => "Vimarsh" "apellidos" => "Raina" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">c</span>" "identificador" => "aff0015" ] ] ] 5 => array:4 [ "nombre" => "Shoma Paul" "apellidos" => "Nandi" "email" => array:1 [ 0 => "spaul@amity.edu" ] "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">b</span>" "identificador" => "aff0010" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "cor0005" ] ] ] ] "afiliaciones" => array:3 [ 0 => array:3 [ "entidad" => "Molecular and Transplant Immunology Laboratory, Department of Transfusion Medicine, Medanta-The Medicity, Gurgaon, India" "etiqueta" => "a" "identificador" => "aff0005" ] 1 => array:3 [ "entidad" => "Amity Institute of Biotechnology, Amity University Uttar Pradesh, Noida, India" "etiqueta" => "b" "identificador" => "aff0010" ] 2 => array:3 [ "entidad" => "Chimera Transplant Research Foundation, New Delhi, India" "etiqueta" => "c" "identificador" => "aff0015" ] ] "correspondencia" => array:1 [ 0 => array:3 [ "identificador" => "cor0005" "etiqueta" => "⁎" "correspondencia" => "Corresponding author." ] ] ] ] "titulosAlternativos" => array:1 [ "es" => array:1 [ "titulo" => "Diagnóstico de laboratorio de vasculitis asociada a ANCA (VAA), utilizando conjuntamente test de inmunofluorescencia (IIFT) e inmunoensayo lineal (LIA): Reporte de un único centro de la India" ] ] "resumenGrafico" => array:2 [ "original" => 0 "multimedia" => array:7 [ "identificador" => "fig0005" "etiqueta" => "Fig. 1" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr1.jpeg" "Alto" => 1281 "Ancho" => 2500 "Tamanyo" => 176873 ] ] "descripcion" => array:1 [ "en" => "<p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">Summary of immunoassays in total patients (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>1289).</p>" ] ] ] "textoCompleto" => "<span class="elsevierStyleSections"><span id="sec0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0065">Introduction</span><p id="par0005" class="elsevierStylePara elsevierViewall">Anti-neutrophil cytoplasmic antibodies (ANCA), mainly directed towards proteinase 3 (PR3) and myeloperoxidase (MPO), are associated with primary systemic small-vessel vasculitis known as ANCA-associated vasculitis (AAV), a term which includes microscopic polyangiitis (MPA)/renal limited vasculitis (RLV), granulomatosis with polyangiitis (GPA or Wegener's granulomatosis), and eosinophilic granulomatosis with polyangiitis (EGPA or Churg Strauss syndrome).<a class="elsevierStyleCrossRefs" href="#bib0080"><span class="elsevierStyleSup">1,2</span></a> AAV with multi-organ secondary inflammation and necrosis within small blood vessels causes an increase in morbidity and mortality. Screening for the presence of ANCAs is a commonly used diagnostic assay for AAV. A variety of diagnostic assays with different sensitivity and specificity are being used for the screening and confirmation of the specific ANCA antigens viz. MPO and PR3. The assays include but not limited to Immunofluorescence test (IIFT), Line immunoassay (LIA), Enzyme-linked immunosorbent assay (ELISA), and its variants, Immunoblots, and solid-phase bead-based assays.</p><p id="par0010" class="elsevierStylePara elsevierViewall">As per recommendations of 1999 International Consensus Statement on Testing and Reporting ANCA,<a class="elsevierStyleCrossRef" href="#bib0090"><span class="elsevierStyleSup">3</span></a> the combination of both techniques (IIFT and antigen-specific test like LIA/ELISA were used for the detection of ANCA in patients under investigation for ANCA-associated vasculitis. We aimed to determine demographic, clinical features, and laboratory diagnosis of AAV patients presenting to a large tertiary care center in India.</p></span><span id="sec0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0070">Material and methods</span><span id="sec0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0075">Study population and specimen</span><p id="par0015" class="elsevierStylePara elsevierViewall">This retrospective study includes 1289 patients who were tested for ANCA serology at Molecular Genetics laboratory in a large tertiary care center in the National Capital Region (NCR), India during 2011–2016. The study protocol conformed to the provisions of the 1975 Declaration of Helsinki (as revised in Seoul, Korea, October 2008). Samples were mainly received from patients undergoing secondary or tertiary referral to specialists, i.e., nephrologists, pulmonologists, rheumatologists, gastroenterologists, gynecologists, and general physicians. Whole blood was collected from the patients by venipuncture into plain vacuumed tubes, and separated serum was stored at −80<span class="elsevierStyleHsp" style=""></span>°C until testing. However, to prevent repeated freezing and thawing, serum aliquots were thawed only once and immediately processed after thawing to prevent discrepancies in results. Based on standardized assays used in our laboratory, screening of ANCA was performed by IIFT and specific antigens [MPO, PR3, and (glomerular basement membrane) GBM] were identified using LIA.</p></span><span id="sec0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0080">Technology, technique, and equipment</span><p id="par0020" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleItalic">Indirect Immunofluorescence test (IIFT)</span>: Screening of ANCAs was performed using ethanol fixed neutrophils from Immunoconcepts (Cat no: 10070-11). Serum diluted (1:20) in phosphate-buffered saline was incubated with ethanol fixed neutrophils for 30<span class="elsevierStyleHsp" style=""></span>min at room temperature. Slides were washed twice for five minutes with PBS, incubated for an additional 30<span class="elsevierStyleHsp" style=""></span>min with fluorescent-labeled conjugated antihuman IgG. Subsequently, a cover-slip was placed over the slide and analyzed using a fluorescence microscope at 40× magnification. The fluorescence of each sample was compared with the negative control and the pattern of fluorescence was determined and recorded. While reporting, the results were interpreted as (a) C-ANCA positive: diffuse granular cytoplasmic staining with interlobular accentuation (b) P-ANCA positive: peri-nuclear fluorescence with the nuclear extension (c) Atypical ANCA: peri-nuclear staining without nuclear extension, or diffuse flat cytoplasmic staining, or the combination of both cytoplasmic and nuclear/peri-nuclear staining on neutrophils (d) Atypical ANCA with granulocytes specific ANA: showing atypical staining with ANA interference (e) ANCA negative: shows no fluorescence.<a class="elsevierStyleCrossRefs" href="#bib0090"><span class="elsevierStyleSup">3–5</span></a></p><p id="par0025" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleItalic">Line Immunoassay (LIA):</span> Imtech ANCA LIA MAXX (Cat No: ITC92005) was used for the qualitative detection of three antigen panels (PR3, MPO, and GBM) according to manufacturer's instructions. Three antigens, cut-off control, and positive control are applied as lines on a nitrocellulose membrane. The nitrocellulose membrane was blocked by adding a blocking buffer for 5<span class="elsevierStyleHsp" style=""></span>min to prevent non-specific reactions. Incubation of a strip with diluted patient samples was done for 30<span class="elsevierStyleHsp" style=""></span>min to allow binding of the antigens on the strip with autoantibodies present in the sample. For the detection of the bound antibodies, an alkaline phosphatase labeled anti-human IgG antibody was added to strips for 30<span class="elsevierStyleHsp" style=""></span>min. After the addition of the substrate solution for 30<span class="elsevierStyleHsp" style=""></span>min, the appearance of brown lines indicated the existence of (auto) antibodies against the respective antigens. The intensity of brown lines was measured using Huma-Scan software. The test result is negative, if no band is to be recognized or if the band exhibits a smaller intensity in comparison to the cut-off control. The test is equivocal if the intensity of the band and the intensity of the cut-off control do not significantly differ. The test result is positive if a band exhibits stronger staining in comparison to the cut-off control.</p></span><span id="sec0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0085">Statistical analysis</span><p id="par0030" class="elsevierStylePara elsevierViewall">To summarize the data, counts and percentages were used for categorical variables. Percentages were calculated using Microsoft Office Standard 2013.</p></span><span id="sec0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0090">Ethical approval</span><p id="par0035" class="elsevierStylePara elsevierViewall">Patient consent was obtained for diagnosis and treatment at the hospital. This was an observational study; no personal identifiers like name, addresses were used and no additional sample was drawn for this study. All investigation, treatment, and monitoring were according to the current ‘standard-of-care’.</p></span></span><span id="sec0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0095">Results</span><span id="sec0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0100">The incidence of serum ANCA and specific autoantibodies</span><p id="par0040" class="elsevierStylePara elsevierViewall">Upon IIF investigation, ANCA was detected in 13.0% (168 out of 1289) at 1:20 dilution, of which 23.8% (40/168), 25.0% (42/168, and 47.6% (80/168) were positive with P-ANCA, C-ANCA and atypical pattern respectively. Atypical ANCA with granulocytes specific ANA was observed in 3.6% (6/168) cases (<a class="elsevierStyleCrossRef" href="#fig0005">Fig. 1</a>). On evaluation with a line immunoassay, 6.7% (86/1289) were positive out of which 52.3% (45/86), 41.9% (36/86), 8.8% (6/86) were positive for anti-MPO, anti-PR3, and anti-GBM respectively.</p><elsevierMultimedia ident="fig0005"></elsevierMultimedia></span><span id="sec0045" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0105">Association of ANCA patterns with specific autoantibodies</span><p id="par0045" class="elsevierStylePara elsevierViewall">The association of a specific autoantibody with specific immunofluorescence (IIF) pattern was observed. Out of 40 P-ANCA positive cases, 92.5% (37/40) were positive for anti-MPO and 5.0% (2/40) were positive for anti-PR3. Among 42 C-ANCA cases, 76.2% (32/42) and 16.7% (7/42) were positive for anti-PR3 and anti-MPO respectively (<a class="elsevierStyleCrossRef" href="#fig0005">Fig. 1</a>). Images of various ANCA IIF patterns are shown in <a class="elsevierStyleCrossRef" href="#fig0010">Fig. 2</a>.</p><elsevierMultimedia ident="fig0010"></elsevierMultimedia><p id="par0050" class="elsevierStylePara elsevierViewall">Incidentally, while studying the association of IIF patterns and specific autoantibodies, we found the distribution of anti-MPO and anti-PR3 in AAV (shown in <a class="elsevierStyleCrossRef" href="#tbl0005">Table 1</a>). Anti-MPO antibody was predominant in 87.5% (7/8) of EGPA and 91.3% (21/23) cases of MPA/RLV. The anti-PR3 antibody was predominant in 87.5% (28/32) cases of GPA.</p><elsevierMultimedia ident="tbl0005"></elsevierMultimedia></span><span id="sec0050" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0110">Clinical features of IIFT positive samples</span><p id="par0055" class="elsevierStylePara elsevierViewall">Out of 168 IIF positive samples 8, 32, and 23 cases were observed as EGPA, GPA, and MPA/RLV respectively. Six cases of rapidly progressive glomerulonephritis (RPGN) were identified as positive for GBM. 105 cases remained unclassifiable. A comparison of demographics among AAV diseases were shown in <a class="elsevierStyleCrossRef" href="#tbl0005">Table 1</a>. Kidney and chest involvement was observed in most of the diseases. <a class="elsevierStyleCrossRef" href="#tbl0010">Table 2</a> indicates the involvement of different organs in AAV diseases.</p><elsevierMultimedia ident="tbl0010"></elsevierMultimedia></span></span><span id="sec0055" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0115">Discussion</span><p id="par0060" class="elsevierStylePara elsevierViewall">ANCAs are important biomarkers to diagnose GPA, MPA/RLV, EGPA, and their limited forms such as pauci immune glomerulonephritis and pulmonary capillaritis and can also be useful in monitoring disease activity. ANCA screening is performed by IIFT on neutrophils to detect predominantly central (C-ANCA) or cytoplasmic (P-ANCA) staining. Antibodies against MPO and PR3 antigens expressed on the surface of neutrophils and monocytes are recognized as the main ANCA targets.<a class="elsevierStyleCrossRefs" href="#bib0105"><span class="elsevierStyleSup">6,7</span></a> The antigen specific testing for anti-MPO and anti-PR3, in addition to ANCA IIFT, increases the sensitivity and specificity for the diagnosis of AAV.<a class="elsevierStyleCrossRef" href="#bib0115"><span class="elsevierStyleSup">8</span></a></p><p id="par0065" class="elsevierStylePara elsevierViewall">In the present study, the PR3 antigen was positive with C-ANCA in 88% of patients with GPA. While P-ANCA and MPO antibodies were positive in 91% patients with MPA/RLV which were compatible with results reported earlier in the literature showing PR3-C-ANCA pairing, is seen in 90% patients with GPA,<a class="elsevierStyleCrossRefs" href="#bib0120"><span class="elsevierStyleSup">9,10</span></a> while P-ANCA and MPO antibodies result positive in 60–80% of patients with MPA/RLV.<a class="elsevierStyleCrossRef" href="#bib0130"><span class="elsevierStyleSup">11</span></a> GBM positivity was observed in six patients with RPGN.</p><p id="par0070" class="elsevierStylePara elsevierViewall">The other category of atypical ANCA is uncommon, found in 80 cases in the present study, and usually caused by a combination of both cytoplasmic and nuclear/peri-nuclear fluorescence. These sera have multiple antigenic specificities including PR3, MPO, bactericidal permeability-increasing protein, cathepsin G, elastase, lactoferrin, and lysozyme.<a class="elsevierStyleCrossRefs" href="#bib0090"><span class="elsevierStyleSup">3,12</span></a> Atypical ANCA occurs in inflammatory bowel disease, some autoimmune forms of arthritis, and drug-induced vasculitides. Out of 80 cases of atypical ANCA pattern, only one was positive for anti-MPO and 2 were positive for the anti-PR3 antibody. However, these samples were not tested for antigen specificity (other than MPO, PR3, and GBM) in the present study.</p><p id="par0075" class="elsevierStylePara elsevierViewall">AAVs are small-vessel vasculitides with a broad spectrum of manifestations since almost all organs can be affected. Miscellaneous organ manifestations including the involvement of the cardiovascular and musculoskeletal system, gastrointestinal and urogenital tract, occur in only a minority of patients but may have a profound impact on morbidity and mortality.<a class="elsevierStyleCrossRef" href="#bib0140"><span class="elsevierStyleSup">13</span></a> Here, in this study, the organ involvement was observed in 168 ANCA IIF positive cases in which kidney and chest were the major organs involved along with general manifestations.</p><p id="par0080" class="elsevierStylePara elsevierViewall">The primary aim of the study is to provide a single-center report to determine the laboratory diagnosis of AAV. A combination of IIFT and LIA was found to be an optimum testing strategy for the laboratory diagnosis of AAV.</p><p id="par0085" class="elsevierStylePara elsevierViewall"><span class="elsevierStyleItalic">Limitation of the study</span>: This study followed the recommendations of the 1999 International Consensus Statement. However, The international guidelines were updated in 2017<a class="elsevierStyleCrossRef" href="#bib0145"><span class="elsevierStyleSup">14</span></a> which mentions that antigen-specific tests like LIA and ELISA<a class="elsevierStyleCrossRef" href="#bib0150"><span class="elsevierStyleSup">15</span></a> should be used as a first-line test for diagnosis as monitoring is an additional advantage of using antigen-specific assays.</p></span><span id="sec0060" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0120">Funding source</span><p id="par0090" class="elsevierStylePara elsevierViewall">None.</p></span><span id="sec0065" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0125">Conflict of interest</span><p id="par0095" class="elsevierStylePara elsevierViewall">All the authors of the manuscript hereby declare that we have no conflict of interest.</p></span></span>" "textoCompletoSecciones" => array:1 [ "secciones" => array:12 [ 0 => array:3 [ "identificador" => "xres1655521" "titulo" => "Abstract" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "abst0005" "titulo" => "Introduction" ] 1 => array:2 [ "identificador" => "abst0010" "titulo" => "Material and methods" ] 2 => array:2 [ "identificador" => "abst0015" "titulo" => "Results" ] 3 => array:2 [ "identificador" => "abst0020" "titulo" => "Conclusions" ] ] ] 1 => array:2 [ "identificador" => "xpalclavsec1471545" "titulo" => "Keywords" ] 2 => array:3 [ "identificador" => "xres1655520" "titulo" => "Resumen" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "abst0025" "titulo" => "Introducción" ] 1 => array:2 [ "identificador" => "abst0030" "titulo" => "Material y métodos" ] 2 => array:2 [ "identificador" => "abst0035" "titulo" => "Resultados" ] 3 => array:2 [ "identificador" => "abst0040" "titulo" => "Conclusiones" ] ] ] 3 => array:2 [ "identificador" => "xpalclavsec1471544" "titulo" => "Palabras clave" ] 4 => array:2 [ "identificador" => "sec0005" "titulo" => "Introduction" ] 5 => array:3 [ "identificador" => "sec0010" "titulo" => "Material and methods" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "sec0015" "titulo" => "Study population and specimen" ] 1 => array:2 [ "identificador" => "sec0020" "titulo" => "Technology, technique, and equipment" ] 2 => array:2 [ "identificador" => "sec0025" "titulo" => "Statistical analysis" ] 3 => array:2 [ "identificador" => "sec0030" "titulo" => "Ethical approval" ] ] ] 6 => array:3 [ "identificador" => "sec0035" "titulo" => "Results" "secciones" => array:3 [ 0 => array:2 [ "identificador" => "sec0040" "titulo" => "The incidence of serum ANCA and specific autoantibodies" ] 1 => array:2 [ "identificador" => "sec0045" "titulo" => "Association of ANCA patterns with specific autoantibodies" ] 2 => array:2 [ "identificador" => "sec0050" "titulo" => "Clinical features of IIFT positive samples" ] ] ] 7 => array:2 [ "identificador" => "sec0055" "titulo" => "Discussion" ] 8 => array:2 [ "identificador" => "sec0060" "titulo" => "Funding source" ] 9 => array:2 [ "identificador" => "sec0065" "titulo" => "Conflict of interest" ] 10 => array:2 [ "identificador" => "xack583424" "titulo" => "Acknowledgements" ] 11 => array:1 [ "titulo" => "References" ] ] ] "pdfFichero" => "main.pdf" "tienePdf" => true "fechaRecibido" => "2020-05-12" "fechaAceptado" => "2020-08-06" "PalabrasClave" => array:2 [ "en" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Keywords" "identificador" => "xpalclavsec1471545" "palabras" => array:4 [ 0 => "ANCA associated vasculitis (AAV)" 1 => "Anti-neutrophil cytoplasmic antibodies (ANCA)" 2 => "C-ANCA" 3 => "P-ANCA. MPO" ] ] ] "es" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Palabras clave" "identificador" => "xpalclavsec1471544" "palabras" => array:4 [ 0 => "Vasculitis asociada a ANCA (AAV)" 1 => "Anticuerpos anticitoplasma de neutrófilos (ANCA)" 2 => "C-ANCA" 3 => "P-ANCA. MPO" ] ] ] ] "tieneResumen" => true "resumen" => array:2 [ "en" => array:3 [ "titulo" => "Abstract" "resumen" => "<span id="abst0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0010">Introduction</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">Anti-neutrophil cytoplasmic autoantibodies (ANCA) associated vasculitis (AAV) is a small vessel vasculitis with insufficient epidemiological estimates in India. We aimed to determine demographic, clinical features, and laboratory diagnosis of AAV patients presenting to a large tertiary care centre in India.</p></span> <span id="abst0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0015">Material and methods</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">1289 patient samples were screened for ANCA by indirect immunofluorescence test (IIFT) and confirmation of ANCA target antigens was done by line immunoassay. Association between IIFT and LIA was determined in AAV.</p></span> <span id="abst0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0020">Results</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">By IIFT, ANCA was detected in 13.0% (168 out of 1289), of which 23.8% (40/168) were positive with P-ANCA pattern, 25.0% (42/168) were positive with C-ANCA and 47.6% (80/168) showed an atypical pattern. On evaluation with a line immunoassay, 6.7% (86/1289) were positive out of which 52.3% (45/86), 41.9% (36/86), 8.8% (6/86) were positive for anti-MPO, anti-PR3, and anti-GBM respectively. In eosinophilic granulomatosis with polyangiitis (EGPA) 87.5% (7/8), and microscopic polyangiitis (MPA/RLV) 91.3% (21/23), anti-MPO was the predominantly observed antibody. In granulomatosis with polyangiitis (GPA) anti-PR3 antibody was predominant in 87.5% (28/32) cases. Out of 168 IIF positive samples 8, 32, and 23 cases of EGPA, GPA, and MPA/RLV were observed respectively.</p></span> <span id="abst0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0025">Conclusions</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">The primary aim of the study was to provide single-centre data to determine the laboratory diagnosis of AAV. A combination of IIFT and LIA was found to be an optimum testing strategy for the laboratory diagnosis of AAV.</p></span>" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "abst0005" "titulo" => "Introduction" ] 1 => array:2 [ "identificador" => "abst0010" "titulo" => "Material and methods" ] 2 => array:2 [ "identificador" => "abst0015" "titulo" => "Results" ] 3 => array:2 [ "identificador" => "abst0020" "titulo" => "Conclusions" ] ] ] "es" => array:3 [ "titulo" => "Resumen" "resumen" => "<span id="abst0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0035">Introducción</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">La vasculitis asociada a anticuerpos anticitoplasma de neutrófilos –ANCA– (VAA) es una vasculitis de pequeños vasos con cálculos epidemiológicos insuficientes en India. Nuestro objetivo fue determinar las características demográficas y clínicas, y los diagnósticos de laboratorio de los pacientes con VAA que se presentaron en un gran centro de cuidados terciarios en India.</p></span> <span id="abst0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0040">Material y métodos</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">Se realizó un cribado de ANCA en 1.289 pacientes mediante test de inmunofluorescencia directa (IIFT), realizándose la confirmación de los antígenos diana de ANCA mediante inmunoensayo lineal. La asociación entre IIFT y LIA fue determinada en VAA.</p></span> <span id="abst0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0045">Resultados</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">Mediante IIFT, se detectó ANCA en el 13% de los pacientes (168 de 1.289), de los cuales, el 23,8% (40/168) fue positivo con el patrón P-ANCA, el 25% (42/168) fue positivo con C-ANCA y el 47,6% (80/168) reflejó un patrón atípico. En la evaluación con inmunoensayo lineal, el 6,7% (86/1.289) fue positivo, de los cuales, el 52,3% (45/86), 41,9% (36/86) y 8,8% (6/86) fueron positivos para anti-MPO, anti-PR3 y anti-GBM, respectivamente. En la granulomatosis eosinofílica con poliangitis (EGPA), en el 87,5% (7/8) de los casos, y en poliangitis microscópica (MPA/RLV) en el 91,3% (21/23), anti-MPO fue el anticuerpo predominantemente observado. En granulomatosis con poliangitis (GPA), el anticuerpo anti-PR3 fue predominante en el 87,5% (28/32) de los casos. De entre 168 muestras positivas de IIF, se observaron 8, 32, y 23 casos de EGPA, GPA y MPA/RLV, respectivamente.</p></span> <span id="abst0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0050">Conclusiones</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">El objetivo primario del estudio fue aportar los datos de un único centro para determinar el diagnóstico de laboratorio de VAA. El resultado fue que la combinación de IIFT y LIA es una estrategia óptima para el diagnóstico de laboratorio de VAA.</p></span>" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "abst0025" "titulo" => "Introducción" ] 1 => array:2 [ "identificador" => "abst0030" "titulo" => "Material y métodos" ] 2 => array:2 [ "identificador" => "abst0035" "titulo" => "Resultados" ] 3 => array:2 [ "identificador" => "abst0040" "titulo" => "Conclusiones" ] ] ] ] "multimedia" => array:4 [ 0 => array:7 [ "identificador" => "fig0005" "etiqueta" => "Fig. 1" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr1.jpeg" "Alto" => 1281 "Ancho" => 2500 "Tamanyo" => 176873 ] ] "descripcion" => array:1 [ "en" => "<p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">Summary of immunoassays in total patients (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>1289).</p>" ] ] 1 => array:7 [ "identificador" => "fig0010" "etiqueta" => "Fig. 2" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr2.jpeg" "Alto" => 1242 "Ancho" => 1500 "Tamanyo" => 181026 ] ] "descripcion" => array:1 [ "en" => "<p id="spar0050" class="elsevierStyleSimplePara elsevierViewall">ANCA patterns observed by IIFT in patients included in the study: (a) C-ANCA, (b) P-ANCA, (c) Atypical ANCA, (d) Atypical ANCA with granulocytes specific ANA.</p>" ] ] 2 => array:8 [ "identificador" => "tbl0005" "etiqueta" => "Table 1" "tipo" => "MULTIMEDIATABLA" "mostrarFloat" => true "mostrarDisplay" => false "detalles" => array:1 [ 0 => array:3 [ "identificador" => "at1" "detalle" => "Table " "rol" => "short" ] ] "tabla" => array:3 [ "leyenda" => "<p id="spar0060" class="elsevierStyleSimplePara elsevierViewall">EGPA, eosinophillic granulomatosis with polyangitis; GPA, granulomatosis with polyangitis; MPA, microscopic polyangitis; MPO, myeloperoxidase; PR3, proteinase-3.</p>" "tablatextoimagen" => array:1 [ 0 => array:2 [ "tabla" => array:1 [ 0 => """ <table border="0" frame="\n \t\t\t\t\tvoid\n \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black"> \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black">EGPA (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>8) \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black">GPA (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>32) \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black">MPA (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>23) \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black">Unclassifiable (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>105) \t\t\t\t\t\t\n \t\t\t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Male/female \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">3/5 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">10/22 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">7/16 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">26/79 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Mean age \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">58.5<span class="elsevierStyleHsp" style=""></span>±<span class="elsevierStyleHsp" style=""></span>8.8 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">55.2<span class="elsevierStyleHsp" style=""></span>±<span class="elsevierStyleHsp" style=""></span>13.7 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">69<span class="elsevierStyleHsp" style=""></span>±<span class="elsevierStyleHsp" style=""></span>9.7 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">68<span class="elsevierStyleHsp" style=""></span>±<span class="elsevierStyleHsp" style=""></span>10.0 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">MPO ANCA \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">7 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">4 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">21 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">13 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">PR3 ANCA \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">0 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">28 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">2 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">6 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">GBM<a class="elsevierStyleCrossRef" href="#tblfn0005"><span class="elsevierStyleSup">a</span></a> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">0 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">0 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">0 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">6 \t\t\t\t\t\t\n \t\t\t\t</td></tr></tbody></table> """ ] "imagenFichero" => array:1 [ 0 => "xTab2818038.png" ] ] ] "notaPie" => array:1 [ 0 => array:3 [ "identificador" => "tblfn0005" "etiqueta" => "a" "nota" => "<p class="elsevierStyleNotepara" id="npar0005">Although GBM, glomerular basement membrane antibody is not part of AAV but GBM antigen was coated on line immunoassay strips and hence these cases were identified.</p>" ] ] ] "descripcion" => array:1 [ "en" => "<p id="spar0055" class="elsevierStyleSimplePara elsevierViewall">Comparison of demographics among AAV diseases in IIFT positive patients (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>168).</p>" ] ] 3 => array:8 [ "identificador" => "tbl0010" "etiqueta" => "Table 2" "tipo" => "MULTIMEDIATABLA" "mostrarFloat" => true "mostrarDisplay" => false "detalles" => array:1 [ 0 => array:3 [ "identificador" => "at2" "detalle" => "Table " "rol" => "short" ] ] "tabla" => array:1 [ "tablatextoimagen" => array:1 [ 0 => array:2 [ "tabla" => array:1 [ 0 => """ <table border="0" frame="\n \t\t\t\t\tvoid\n \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black"> \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black">EGPA (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>8) \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black">GPA (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>32) \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black">MPA (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>23) \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t" scope="col" style="border-bottom: 2px solid black">Unclassifiable (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>105) \t\t\t\t\t\t\n \t\t\t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Cutaneous \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">4 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">1 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">7 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">0 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Mucous membranes/eyes \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">1 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">17 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">2 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">2 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Ear, nose, and throat \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">3 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">15 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">1 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">11 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Chest \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">2 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">27 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">12 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">15 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Cardiovascular \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">0 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">6 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">3 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">4 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Abdominal \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">0 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">1 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">0 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">5 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Renal \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">2 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">18 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">20 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">41 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">Nervous system \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">0 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">12 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">9 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">46 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t ; entry_with_role_rowhead " align="left" valign="\n \t\t\t\t\ttop\n \t\t\t\t">General \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">4 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">16 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">19 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="char" valign="\n \t\t\t\t\ttop\n \t\t\t\t">86 \t\t\t\t\t\t\n \t\t\t\t</td></tr></tbody></table> """ ] "imagenFichero" => array:1 [ 0 => "xTab2818037.png" ] ] ] ] "descripcion" => array:1 [ "en" => "<p id="spar0065" class="elsevierStyleSimplePara elsevierViewall">Comparison of organ involvement among AAV diseases in ANCA IIFT positive patients (<span class="elsevierStyleItalic">n</span><span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>168).</p>" ] ] ] "bibliografia" => array:2 [ "titulo" => "References" "seccion" => array:1 [ 0 => array:2 [ "identificador" => "bibs0015" "bibliografiaReferencia" => array:15 [ 0 => array:3 [ "identificador" => "bib0080" "etiqueta" => "1" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Revised international Chapel Hill consensus conference nomenclature of vasculitides" "autores" => array:1 [ 0 => array:2 [ "etal" => true "autores" => array:6 [ 0 => "J.C. 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Year/Month | Html | Total | |
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2024 April | 47 | 32 | 79 |
2024 March | 68 | 35 | 103 |
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2023 December | 66 | 28 | 94 |
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2023 June | 64 | 27 | 91 |
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