Chronic Phase Primary Myelofibrosis

**Semantic type:** Neoplastic Process

**Definition:** Primary myelofibrosis characterized by the presence of less than 10% blasts in the peripheral blood or bone marrow.

**Synonyms:** - Chronic Idiopathic Myelofibrosis - Chronic idiopathic myelofibrosis - Chronic idiopathic myelofibrosis - Chronic idiopathic myelofibrosis