Category: Normal Lab Values

What is Hematocrit (HCT) in CBC test results?

Hematocrit is a measure of packed red blood cells volume (PCV) what does this means? It means, the laboratory phlebotomist drawing a blood sample for complete blood count test, inside the lab, a laboratory technician takes a small fraction of the sample into a capillary tube, centrifuge the tube, after minutes, he screen the separated plasma and red cells which aggregated in the bottom, the length of the red cell packed in the bottom is directly a measure of HCT level. The process means that HCT test or Crit. is a ratio of total red blood cells (only) volume to the total...

Normal Red Blood Cell Count (Normal RBC Count)

Sometimes types RCC which a short form of red cell count, also Red blood cells are called erythrocytes. Definition of normal count:   Is any number of red blood cells appear in CBC test, which is located between two limits, which they have already been identified as the ideal enumeration of healthy persons. Normal values in SI Units (Canada) and Traditional Units (USA) Normal RCC for adult men 4.5–6.5 * 10^12/L Normal RCC for adult women 3.8–5.8 * 10^12/L Some laboratories may narrow the RBC normal ranges: RBC Males 4.7 to 6.1 *10^12/L Females 4.2 to 5.4 *10^12/L Children RBC count in...