The clinical symptoms of tumor are related to the type of tumor, whether it is benign or malignant tumor, and whether it is located in gastrointestinal tumor, gynecological tumor or breast tumor. The nature of different tumors is different and their clinical manifestations are different, which are analyzed as follows: Firstly, if it is breast tumor, lumps can be palpated in the breast and accompanied by changes in breast skin, such as dimple sign, orange peel-like appearance, nipple overflow and blood overflow, which are usually symptoms of breast cancer. Secondly, in case of ovarian tumor, back pain, abdominal pain, menstrual disorders, abdominal masses can be palpated, especially in the advanced stage of malignant tumor, abdominal effusion and other symptoms can occur. Thirdly, if it is gastrointestinal tumor, whether malignant or benign, it usually shows symptoms such as abdominal pain, abdominal distension, difficulty in eating and intestinal obstruction. Fourthly, in case of cervical cancer, the symptoms are usually not obvious in early stage, but may include irregular vaginal bleeding, blood discharge, contact bleeding and cachexia and lumbosacral pain in late stage. Fifthly, if it is endometrial cancer, it usually manifests as abnormal vaginal bleeding, irregular bleeding, especially postmenopausal vaginal bleeding. Therefore, it is recommended that patients should seek medical consultation promptly if they have the above symptoms. The clinical symptoms of patients are not able to make a definite diagnosis. If necessary, diagnosis can only be made by combining with relevant examinations and pathological tests, so early detection and early treatment should be carried out to avoid delaying the disease.