
Search Specialties, Conditions, and Treatments
Condition
What is the urachus? The urachus is a remnant of a channel between the bladder and the umbilicus (belly button) where urine initially drains in the fetus during the 1 st trimester of pregnancy. The channel of the urachus usually seals off and obliterates …
Condition
What is a megaureter? A megaureter means “big ureter” and is a descriptive term, not a diagnosis. The two important questions about megaureter are whether there is reflux (backwash) of urine causing the megaureter or whether there is blockage at the …
Condition
Ureteropelvic junction (UPJ) obstruction is a condition where the ureter, the tube that connects the kidney to the bladder, is blocked at the top portion where it leaves the kidney. This can be due to a number of conditions, including congenital …