Ovarian spindle cell tumors, whose benign or malignant nature cannot yet be determined, are spindle cell-dominated tumors that occur in the ovarian area and may be benign, such as smooth muscle tumors, or malignant, such as smooth muscle sarcomas. Spindle cell tumor is a general term for a large group of tumors with a microscopic morphology dominated by spindle cells, which can occur in any tissue or organ of the body, including the ovary, and may be benign, such as smooth muscle tumors, nerve sheath tumors, etc., or malignant, such as smooth muscle sarcoma, malignant nerve sheath tumors. Therefore, ovarian spindle cell tumor cannot be determined as benign or malignant yet, which refers to spindle cell-based tumors occurring in the ovary. The benign or malignant nature of the tumor can be further analyzed by immunohistochemistry under the guidance of the doctor, and at the same time, combined with the clinical manifestations, imaging examinations, and other comprehensive judgments. If you have any discomfort symptoms, you should go to the hospital in time, and under the guidance of the doctor, give targeted treatment after clarifying the cause.