Myelofibrosis

**Inclusion terms:** - Myelofibrosis NOS - Secondary myelofibrosis NOS

**Excludes1:** - acute myelofibrosis (C94.4-) - idiopathic myelofibrosis (D47.1) - leukoerythroblastic anemia (D61.82) - myelofibrosis with myeloid metaplasia (D47.4) - myelophthisic anemia (D61.82) - myelophthisis (D61.82) - primary myelofibrosis (D47.1)

**Code first:** - the underlying disorder, such as: - malignant neoplasm of breast (C50.-)

**Use additional code:** - code, if applicable, for associated therapy-related myelodysplastic syndrome (D46.-)