What is juvenile myelomonocytic leukemia?

Also known as: JMML, juvenile chronic myeloid leukemia, chronic myelomonocytic leukemia of infancy, infantile monosomy 7 syndrome.

JMML is a rare, serious chronic form of cancer of the blood in children (frequently boys), aged less than 4 years. On average it affects children around 2 years of age.

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Reviewed by: Jack Wolfsdorf, MD, FAAP

This page was last updated on: 1/29/2019 3:21:13 PM