title: The "acute abdomen" of Henoch-Schonlein syndrome.
mesh_terms: D000006:Abdomen, Acute / Q000175:diagnosis; D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D011695:IgA Vasculitis / Q000175:diagnosis*; D007223:Infant; D008297:Male