OP0256 VALIDATION OF THE 2019 ACR/EULAR CLASSIFICATION CRITERIA FOR IGG4-RELATED DISEASE AND THE JAPANESE ORGAN-SPECIFIC DIAGNOSTIC CRITERIA IN A JAPANESE IGG4-RELATED PERIAORTITIS/RETROPERITONEAL FIBROSIS COHORT: A NATIONWIDE MULTICENTER STUDY

I Mizushima,Y Domoto,T Saeki,N Morikage,S Shimada,H Yoshifuji,E Amiya,M Kawano,T Takayama,E Ito,H Takahashi,F Kasashima,S Kasashima,Y Matsumoto,N Sawa

doi:10.1136/annrheumdis-2023-eular.4199

OP0256 VALIDATION OF THE 2019 ACR/EULAR CLASSIFICATION CRITERIA FOR IGG4-RELATED DISEASE AND THE JAPANESE ORGAN-SPECIFIC DIAGNOSTIC CRITERIA IN A JAPANESE IGG4-RELATED PERIAORTITIS/RETROPERITONEAL FIBROSIS COHORT: A NATIONWIDE MULTICENTER STUDY

I Mizushima, Y Domoto + Show 13 more

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https://doi.org/10.1136/annrheumdis-2023-eular.4199

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Journal: Annals of the Rheumatic Diseases

Publication Date: May 30, 2023

Affiliation: Kanazawa University Hospital, The University of Tokyo, Nagaoka Red Cross Hospital, Yamaguchi University, University of Tokyo Hospital, Kyoto University, Jikei University School of Medicine, Sapporo Medical University, Kanazawa Medical Center, Kanazawa University, Toranomon Hospital

#Japanese Diagnostic Criteria #False-negative Cases + Show 8 more

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Abstract

BackgroundDiagnosing IgG4-related periaortitis/retroperitoneal fibrosis (IgG4-PA/RPF) is often challenging, especially in PA/RPF-limited cases, due to the difficulty in obtaining periaortic/retroperitoneal specimens. In addition to the Japanese diagnostic criteria for IgG4-PA/RPF [1],...

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