Blasts More than 25 Percent of Bone Marrow Nucleated Cells

**Semantic type:** Laboratory or Test Result

**Definition:** A semi-quantitative microscopic finding indicating that more than 25 percent of the nucleated cells in a bone marrow sample are immature mononuclear cells.

**Synonyms:** - Blasts Greater than 25 Percent of Bone Marrow Nucleated Cells - Blasts Over 25 Percent of Bone Marrow Nucleated Cells