Mucous cysts causing vesical neck obstruction.
D003560:Cysts; D006801:Humans; D008297:Male; D009078:Mucocele; D014521:Urethra; D001743:Urinary Bladder; D001748:Urinary Bladder Neck Obstruction; D001749:Urinary Bladder Neoplasms
BLADDER/cysts; URETHRA