Retrospective, observational study in patients with diagnosis of acute lymphoblastic leukemia, according to the criteria of the World Health Organization, from July, 2016, to October, 2020. The patients were cared for in the hematology department of the Hospital General de Mexico and in the hematology department of the Hospital Regional de Alta Especialidad Ixtapaluca. Relapse was considered in those cases with more than 5% of blasts in bone marrow and as relapse to the central nervous system with the presence of blasts in cerebrospinal fluid.
The aim of this study is to describe the survival and relapses of patients with diagnosis of acute lymphoblastic leukemia at two tertiary level hospitals in the metropolitan area of the valley of Mexico