The main difference between cancer and tumor

Cancer is a kind of tumor, the main difference between the two lies in the nature of different.

Tumor is divided into benign tumors and malignant tumors, cancer is one of the types of malignant tumors. Benign tumors usually grow slowly, there are obvious boundaries, generally do not invade surrounding tissues and metastasis, the harm to the human body is relatively small, often after surgery prognosis is good. For example, common lipoma, breast fibroadenoma and so on.

Cancer is invasive and metastatic, cancer cells can invade surrounding tissues and metastasize to other parts of the body through blood, lymph and other channels, forming new tumor lesions, seriously threatening life and health. In

addition, cancer is also very different from benign tumors in clinical manifestations, diagnostic methods and treatment strategies. For cancer, surgery, radiotherapy, chemotherapy, targeted therapy, immunotherapy and other means of treatment are needed, the treatment is more difficult, and the prognosis is also different according to the type of cancer, stage and other factors.