juvenile myelomonocytic leukemiaListen to pronunciation(JOO-veh-NILE MY-eh-loh-MAH-noh-SIH-tik loo-KEE-mee-uh)A rare form of childhood leukemia in which cancer cells often spread into tissues such as the skin, lung, and intestines. Also called JMML.Search NCI's Dictionary of Cancer TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#