Interpreting the CBC - Texas Children's Hospital

•Red blood cells (RBC): total number of erythrocytes per microliter •Hematocrit or packed cell volume (hct, PCV): indirect measure of RBC mass, percentage of volume of packed Rs in whole blood •Hemoglobin (hb or hgb): concentration of hemoglobin grams per deciliter of blood –directly proportional to oxygen-combining capacity of the blood ................
................