Malignant transformation of endometriosis is rare and most commonly involves the ovary. Extraovarian transformation, particularly in the gastrointestinal tract, is exceptional, and clear cell carcinoma (CCC) arising from intestinal endometriosis …
Clear cell carcinoma often arises from endometriosis, primarily from ovarian chocolate cysts and much less frequently from adenomyosis. We herein report a case of clear cell carcinoma arising from adenomyotic …