IWG-MRT Myelofibrosis Partial Remission

**Semantic type:** Finding

**Definition:** Peripheral blood: Hemoglobin greater than or equal to 100 g/L and less than upper normal limit; neutrophil count greater than or equal to 1x10^9/L and less than upper normal limit; platelet count greater than or equal to 100x10^9/L and less than upper normal limit; less than 2 percent immature myeloid cells and Clinical: Resolution of disease symptoms; spleen and liver not palpable; no evidence of extramedullary hematopoiesis or Bone marrow: Age-adjusted normocellularity; less than 5 percent blasts; less than grade 1 myelofibrosis and peripheral blood: Hemoglobin greater than or equal to 85 but less than 100 g/L and less than upper normal limit; neutrophil count greater than 1x10^9/L and less than upper normal limit; platelet count greater than or equal to 50 but less than 100x10^9/L and less than upper normal limit; less than 2 percent immature myeloid cells and Clinical: Resolution of disease symptoms; spleen and liver not palpable; no evidence of extramedullary hematopoiesis(adapted from Revised Response Criteria for Myelofibrosis: International Working Group-Myeloproliferative Neoplasms Research and Treatment (IWG-MRT) and European LeukemiaNet (ELN) consensus report. BLOOD 22 AUGUST 2013 x VOLUME 122 NUMBER 8)