Simultaneous dermoid cyst and endometriosis in the same ovary: a case report.

: The authors present a case of a 33-year-old infertile woman with coincidental dermoid cyst and ovarian endometriosis in the same ovary. She was admitted to the Clinic because of cystic tumor of the left adnexa. Transvaginal ultrasound (TVUS) examination found a bilocular tumor of complex structure on the left ovary. Video-laparoscopy was also performed. On the left ovary, two adjacent cystic formations were found. Laparoscopic ovarian cystectomy was performed and a surgical specimen was sent for histopathologic analysis. The diagnosis was a dermoid cyst and ovarian endometriosis. Without complications, the patient was released from the hospital. The patient was treated with an analogue of gonadotropin releasing hormone (GnRH) for three months as a preparation for in vitro fertilization (IVF).