Other names and synonyms Q64.4. Q64.4 Malformation of urachus Description There is no detailed description, see related Related diseases Urachus cystSclerosis of the bladder neckEpispadiaBladder exstrophyHypertrophy of the seminal tubercleUrethra valves 42a96bb5c8a2acfb07fc866444b97bf1 XAvailable only when using PRO account Content moderator: Vasin A. S.