# Hypodiploid B Acute Lymphoblastic Leukemia

National Cancer Institute

## Source

National Cancer Institute. Hypodiploid B Acute Lymphoblastic Leukemia. NCI Thesaurus. Code C80345.

A B-cell acute leukemia characterized by the presence of lymphoblasts which contain less than 46 chromosomes. It occurs in both children and adults. It has an unfavorable clinical outcome.