Clinical features and risk factors of abdominal IgA vasculitis in adults

This dataset comprises retrospective electronic medical records from 125 adult patients diagnosed with IgA vasculitis (IgAV) at the First College of Clinical Medical Science, China Three Gorges University. It includes 42 cases with gastrointestinal (GI) complications (abdominal IgAV, A-IgAV) and 83 cases without GI involvement (non-abdominal IgAV, NA-IgAV). Data fields(sheet 1) encompass demographic characteristics (age, sex), clinical manifestations (purpuric lesion distribution), laboratory markers (white blood cell count, C-reactive protein/albumin ratio, immunoglobulin M). Data fields(sheet 2) encompass abdominal CT findings (intestinal wall thickening, affected sites), endoscopic features (mucosal erosion, ecchymosis, ulceration, hemorrhage) and initial symptom.