Tumor is not necessarily cancer, there will also be benign lesions, specifically in the following aspects: First, the tumor mainly refers to the proliferation due to inflammatory stimulation, or genetic mutation and other reasons, and according to its nature, the impact on its organism is different, divided into benign and malignant tumors. Benign tumors can be cured through surgical resection treatment and drug treatment, while malignant tumors can be infiltrated and metastasized, thus threatening patients’ lives. Secondly, tumors include malignant tumors, whose malignant tumors, if of epithelial origin, are called cancers, while malignant tumors of mesenchymal tissue origin are called sarcomas. Tumor does not necessarily mean cancer, but also includes benign tumor lesions, and malignant tumors also include sarcoma and other lesions, it is recommended that the patient must clarify the cause of the disease, so as to targeted treatment.