Siminovitch J M, Fazio V W
Am J Surg. 1980 Jan;139(1):95-8. doi: 10.1016/0002-9610(80)90236-6.
A review of 2,368 patients with Crohn's disease identified 45 patients with hydroureteronephrosis treated with various medical and surgical regimens. Twenty-six of 30 patients undergoing both pre- and post-treatment intravenous pyelography showed resolution of the obstructed ureter, even though ureterolysis was rarely used.
