Bilateral Ureteral Obstruction in Children With Ulcerative Colitis and Oliguria: When and Why?

Inflammatory bowel disease (IBD) is an inflammatory clinical entity with many extraintestinal symptoms, including urinary tract manifestations. However, the bilateral ureteral obstruction is extremely rare. We report a case of bilateral ureteral obstruction in a 12-year-old male patient with ulcerative colitis (UC).