Background: Malignanl ovarian tumors are the fourth most common malignancy in women in the world. This malignant tumors are most commonly derived from the type of surface epithelial-stromal. These tumors often occur in women aged over 40 years old. In Indonesia, malignant ovarian tumors is third most common malignancy after cervical and breast cancer. In South Sumatra, there is no data o n mali…