Gastrointestinal cancer metastasis to ovary refers to the secondary ovarian cancer caused by the metastasis of gastrointestinal cancer to ovary, which is usually a disease caused by the metastasis of stomach and intestinal cancer cells to ovary, usually through the metastasis of shed tumor cells. The common clinical symptoms can be abdominal pain, abdominal distension, nausea, vomiting, anemia, weight loss, etc. If the disease continues untreated, ascites or abdominal masses can appear. If the disease is diagnosed, it is recommended that it be treated by surgery, or by radiotherapy, chemotherapy, or immune-targeted therapy. In normal life, we must pay attention to diet and rest, and go to oncology department for review regularly.