[Retroiliac ureter imaging. A case report].

The retroiliac ureter is a rare congenital anomaly with no specific clinical and biologic signs. The authors reports a case of right retroiliac ureter diagnosed in a 41-year-old male with an isolated renal colic. Diagnosis was confirmed by abdominal CT-scan. The different investigations did not show other associated congenital abnomaly. Therapeutic decision was to establish a clinical, biologic and sonographic surveillance.