Patients with type B acute lymphoblastic leukemia can survive for a long time if they are actively treated. Type B acute lymphoblastic leukemia is a clinical subtype of leukemia. Leukemia is a hematologic malignancy, but type B acute lymphoblastic leukemia is also hopefully clinically curable. With the use of various chemotherapeutic drugs, the improvement of chemotherapy protocols, coupled with nutritional supportive therapy, the prognosis of type B acute lymphoblastic leukemia has been significantly improved, especially with the application of hematopoietic stem cell transplantation technology, the clinical remission rate of this disease has been very high, and the majority of the patients can be in complete remission after systematic treatment, long-term survival, and the prognosis is generally good. It is recommended that patients go to regular hospitals to actively undergo effective examination and choose reasonable treatment methods according to the examination results.