Food-induced IgA Vasculitis (Henoch-Schönlein Purpura)

Eur J Case Rep Intern Med. 2018 Feb 22;5(2):000774. doi: 10.12890/2017_000774. eCollection 2018.

Abstract

Immunoglobulin A (IgA) vasculitis is a rare entity in adults. It can be triggered by allergens such as drugs, food, or insect bites. We present a case of an adult male with a cutaneous IgA vasculitis of palpable purpura after eating canned sardines.

Learning points: IgA vasculitis with skin involvement is rare in adults.It can manifest after exposure to allergens such as drugs and food.A good clinical history and thorough anamnesis can lead to a quick diagnosis.

Keywords: Henoch-Schönlein; Vasculitis; immunoglobulin A (IgA); purpura.