Anemia, Refractory, with Excess of Blasts

**Definition:** Chronic refractory anemia with granulocytopenia, and/or thrombocytopenia. Myeloblasts and progranulocytes constitute 5 to 40 percent of the nucleated marrow cells.

**Tree numbers:** - C15.378.050.400.080 - C15.378.190.625.062.080

**Synonyms:** - Refractory Anemia with Excess of Blasts - Leukemia, Smouldering - RAEB - RAEM - Leukemia, Smoldering