<unk>  <unk>  is a serious chronic leukemia (cancer of the blood) that affects children mostly aged 4 and younger. The name<unk>  now encompasses all diagnoses formerly referred to as<unk>  chronic myeloid leukemia (JCML), chronic<unk>  leukemia of infancy, and infantile monosomy 7 syndrome. The average age of patients at diagnosis is 2 years old. The World Health Organization has included<unk>  in the category of myelodysplastic and myeloproliferative disorders.
Juvenile myelomonocytic leukemia
T-lymphoblastic leukemia/lymphoma
Acute megakaryoblastic leukemia
Acute myeloblastic leukemia with maturation
Hypodiploid acute lymphoblastic leukemia
B-cell prolymphocytic leukemia
T-cell prolymphocytic leukemia
Precursor B-cell lymphoblastic leukemia