title: An unusual surgical manifestation of Schönlein-Henoch purpura.
mesh_terms: D000799:Angioedema / Q000209:etiology; D002675:Child, Preschool; D003951:Diagnostic Errors; D006801:Humans; D008297:Male; D011693:Purpura / Q000150:complications*; D012737:Sex Factors; D013086:Spermatic Cord Torsion / Q000175:diagnosis; D013577:Syndrome; D013733:Testicular Diseases / Q000209:etiology*