The commonest complaint was pain. The cause is thought to be aperistalsis of … Megaureter is a medical anomaly whereby the ureter is abnormally dilated. Development of urolithiasis may lead to this unusual underlying diagnosis.

Biyani CS, Powell CS. Congenital megaureter in adults: endoscopic management with holmium: YAG laser--preliminary experience. J Endourol, 15(8):797-799, 01 Oct 2001 Cited by 7 articles | PMID: 11724117 Congenital megaureter is an uncommon condition which is more common in males, may be bilateral, and is often associated with other congenital anomalies.
The primary presentation of congenital megaureter in adults is rare.

In all cases the diagnosis was suggested by intravenous … Symptoms, when present, are usually arise from complications due to urinary stasis and/or (e.g. Urinary tract stones can form either within the dilated ureteral segment or in a part of the upper urinary tract proximal to the abnormal ureteral segment. Though the presented material is too small to draw a definite conclusion, the results obtained in adults by a world-renowned specialist of surgery of megaureter in children can be helpful in the choice of a line of conduct in this diffucult urological problem. Once a megaureter is found, two more tests are generally performed to see if there is reflux or obstruction.

A megaureter is just a descriptive term meaning large ureter and is diagnosed by ultrasound. Primary non-obstructive megaureter is rarely first diagnosed in adult life. A VCUG is performed to look for reflux (see section on VCUG). urinary sepsis and nephrolithiasis).Congenital primary megaureter is sometimes associated with: 1. congenital megacalyces 3 2. ipsilateral renal dysplasia 4

The clinical and radiographic findings in 11 adults presenting with this condition are reviewed.

In all three types of megaureter, patients are often asymptomatic.