Fig. 4From: Differences in the position of endometriosis-associated and non-associated ovarian cancer relative to the uterusA 44-year-old woman with clear cell carcinoma. a Sagittal plane and b axial plane to the uterus show a unilocular cystic mass containing a massive solid component (arrows) widely adherent to the posterior surface of the slightly retroverted uterus. Pathologically, the mass was diagnosed as originating from the left ovary, and endometriosis was identified. The angle with the uterus is measured as + 78, as shown in BBack to article page