article 2010 Ureteral Obstruction Caused by Intrinsic Ureteral Endometriosis with Adenomyosis But without Pelvic Endometriosis Gynecologic and obstetric investigation ·doi:10.1159/000292306 We report a rare case of intrinsic ureteral endometriosis causing ureteral obstruction with adenomyosis, but without concomitant pelvic endometriosis.