label: Noonan Syndrome-Associated Myeloproliferative Disorder
label_lc: noonan syndrome-associated myeloproliferative disorder
description: "A transient myeloproliferative disorder that is associated with Noonan syndrome and occurs in the first year of life. It is associated with germline mutations in PTPN11, KRAS, NRAS, or RIT1 genes."