“…It can be challenging to reach a correct diagnosis for ureteric obstruction, as there are a number of differential diagnoses. Noncongenital causes include (1) urolithiasis, (2) primary carcinoma of the ureter, (3) nonurologic malignancies including ovarian, cervical, colorectal, breast and lymphoma, (4) inflammatory due to surgery, trauma, radiotherapy, endometriosis, infections, abdominal aortic aneurysm, retroperitoneal fibrosis or idiopathically, and (5) pregnancy [19]. However some initial investigation results were suggestive of endometriosis in our case.…”