Myeloproliferative Neoplasm, Not Otherwise Specified

**Semantic type:** Neoplastic Process

**Definition:** This subgroup of myeloproliferative neoplasms includes cases which do not meet the morphologic criteria of any of the defined myeloproliferative neoplasms, or which have characteristics that overlap at least two of the myeloproliferative neoplasms.

**Synonyms:** - CMPD, U - CMPD-U - Chronic Myeloproliferative Disease, Unclassifiable - Chronic Myeloproliferative Disorder, Unclassifiable - Chronic myeloproliferative disease, NOS - MPN, U - MPN-NOS - MPN-U - Myeloproliferative Neoplasm, NOS - Myeloproliferative Neoplasm, Unclassifiable - Myeloproliferative Neoplasm, Unclassifiable - Myeloproliferative disease, NOS - Myeloproliferative neoplasm, NOS - Unclassifiable Chronic Myeloproliferative Disease - Unclassifiable Chronic Myeloproliferative Disorder