hypersensitivity vasculitis immune complex mediated vasculitis immunoglobulin A vasculitis https://github.com/monarch-initiative/mondo/issues/4092 https://github.com/monarch-initiative/mondo/issues/5261 https://github.com/monarch-initiative/mondo/issues/9097 https://www.malacards.org/card/henoch_schoenlein_purpura icd11.foundation:1629105375 ICD9:287.0 vascular purpura DOID:11123 A systemic IgA vasculitis that affects small vessels. It is characterized by skin purpura, arthritis, and abdominal and/or renal involvement. IgA vasculitis ICD10CM:D69.0 MEDGEN:48265 MONDO:0019167 Henoch Schonlein purpura NCIT:C34963 purpura rheumatica HSP allergic purpura SCTID:86074002 anaphylactoid purpura rheumatoid purpura SCTID:191306005 MESH:D011695 Orphanet:761 purpura, Schonlein-Henoch Schoenlein-Henoch purpura UMLS:C0034152 GARD:0008204 obsolete secondary glomerular disease necrotizing vasculitis