title: Letter: Urethral diverticulum presenting as a penile cyst.
mesh_terms: D000293:Adolescent; D003560:Cysts / Q000175:diagnosis* / Q000209:etiology; D003937:Diagnosis, Differential; D004240:Diverticulum / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D008297:Male; D010409:Penile Diseases / Q000175:diagnosis* / Q000209:etiology; D014522:Urethral Diseases / Q000150:complications / Q000175:diagnosis*