A 15-Year-Old Boy Is Complaining of Severe Headaches; He Has

A 15-year-old boy is complaining of severe headaches; he has a white count of 76.0 *10⁹/L, platelet count of 55 * 10⁹/L, and a hematocrit of 33%. When a white cell differential is performed, most of the nucleated cells are blasts. They are CD2, CD4, and CD8 positive. What is the most likely diagnosis?

A) Immature-B cell acute lymphoblastic leukemia
B) T-cell acute lymphoblastic leukemia
C) Acute myeloid leukemia without maturation
D) Acute myeloid leukemia with maturation