Ureteral orifice
System
Urinary
SNOMED CT
181415004
Ureteral orifice
Definition
The slit-like opening of either ureter into the bladder; normally, the two ureteral orifices are placed at the posterolateral angles of the urinary bladder trigone while the internal urethral orifice is placed at its anteroinferior angle (apex); wide gaping usually indicates vesicoureteral reflux.
Also known as Mercier's bar, orifice of ureter, orificium ureteris, ostium ureteris, ureteral meatus, ureteral opening, ureteric orifice, ureteric ostium, ureterovesical orifice — per UBERON
The Ureteral orifice is a part of the Urinary.