title: Radiologic seminar CLXVII: trichobezoar.
mesh_terms: D001630:Bezoars / Q000000981:diagnostic imaging* / Q000209:etiology; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008297:Male; D009771:Obsessive-Compulsive Disorder / Q000150:complications*; D011859:Radiography; D014256:Trichotillomania / Q000150:complications*