urinary bladder disorder bladder neck obstruction https://www.malacards.org/card/bladder_neck_obstruction EFO:1000840 MedDRA:10005053 ICD9:596.0 obstruction of bladder neck or vesicourethral orifice SCTID:399072004 MONDO:0006679 MESH:D001748 icd11.foundation:441939472 MEDGEN:14151 ICD10CM:N32.0 DOID:13948 UMLS:C0005694 Blockage of the opening between the bladder and the urethra resulting in the reduction or prevention of the urine flow from the bladder into the urethra.