Lymphoma and lymphoma are the same disease, both are malignant tumors originated from lymphatic tissues or lymphocytes, collectively known as malignant lymphoma, and there is no difference between the two in terms of which one is more serious. Malignant lymphoma is one of the earliest malignant tumors found in the blood system, which may occur in lymphatic tissues of any part of the body, and is initially characterized by enlarged and painless lymph nodes, which are often accompanied by symptoms such as emaciation, fever, and night sweats, etc. The specific cause of the disease is not clear at present. Nowadays, the treatment of malignant lymphoma has made great progress, through radiotherapy and chemotherapy-based treatment means, as well as the formulation of personalized treatment plan according to the patient’s own situation, it can achieve the purpose of curing or prolonging life.