Background: Peritoneal gliomatosis is characterized by the presence of miliary implants of mature glia on the peritoneum of patients with ovarian teratomas, usually immature.
Clinical Case: We report the case of a woman operated on 5 years earlier due to a right mature ovarian teratoma. When she was operated on due to left ovarian tumor she presented a miliary glial dissemination in omentum and peritoneum.