Idiopathic dilatation of the posterior urethra in boys without bladder outlet obstruction.
D000015:Abnormalities, Multiple; D000293:Adolescent; D002648:Child; D000013:Congenital Abnormalities / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D004106:Dilatation; D006801:Humans; D008297:Male; D011859:Radiography; D014521:Urethra / Q000002:abnormalities* / Q000000981:diagnostic imaging; D001743:Urinary Bladder / Q000000981:diagnostic imaging; D001748:Urinary Bladder Neck Obstruction / Q000000981:diagnostic imaging*