Teratoma is a kind of tumor disease, which can be divided into ovarian teratoma, intracranial teratoma and so on according to the different parts of the patient’s teratoma. 1. Ovarian teratoma: Ovarian teratoma is a kind of tumor that grows in patient’s ovary and is formed by abnormal proliferation and agglomeration of germ cells. Generally, there are no clinical symptoms in the early stage, but with the gradual increase of the tumor, patients may have lower abdominal pain, nausea and vomiting, as well as bleeding and other symptoms. 2. Intracranial teratoma: intracranial teratoma refers to a rare malignant tumor occurring in the patient’s skull, patients suffering from this disease without surgery may experience drowsiness, visual field disorders and other symptoms, which may cause death in severe cases. It is recommended that patients with teratoma should consult the doctor in time and take active treatment. At the same time, patients need to eat a reasonable diet, eat more high protein and high vitamin food, avoid eating spicy and stimulating food.