Two cases of microscopic polyangiitis complicated with juvenile idiopathic arthritis

• Published in: Japanese journal of pediatric nephrology Vol. 32; no. 1; pp. 43 - 49
• Main Authors: Ohyama, Rie, Nishimura, Kenichi, Nakanaga, Shiran, Oohara, Asami, Hattori, Seira, Hara, Ryoki, Ito, Shuichi
• Format: Journal Article
• Language: Japanese
• Published: The Japanese Society for Pediatric Nephrology 2019
• Subjects: ANCA-associated vasculitis; Methotrexate; microscopic polyangiitis; Polyarticular RF-positive juvenile idiopathic arthritis; Rituximab

Adult patients with ANCA-associated vasculitis (AAV) could be often complicated by other rheumatic diseases such as rheumatoid arthritis and systemic lupus erythematosus but which is rare in children. We report two children with microscopic polyangiitis (MPA) complicated by Polyarticular RF-positive...