A complete blood count is a test that provides important information about the types and numbers of cells in the blood, including red blood cells, white blood cells and platelets, according to WebMD. A complete blood cou... More »

Normal red blood cell counts are usually between 3.9 and 5.03 trillion cells per liter for women or between 4.32 and 5.72 trillion cells per liter for men, reports Mayo Clinic. Normal white blood cell counts fall between... More »

Symptoms of a low hemoglobin count in the blood include fatigue, shortness of breath, a heart that races more than usual during exercise, and paleness in the skin and gums, explains Mayo Clinic. A doctor can order a labo... More »

An abnormal complete blood count test result means that red blood cells, hematocrit, hemoglobin, white blood cells or platelets in the blood are not within normal ranges, according to MedlinePlus. When any of these compo... More »

In hematology, a CBC with differential is a complete blood count providing information about red blood cells, white blood cells and platelets in the blood. The differential, or white blood cell differential, provides add... More »

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The most common blood test, the complete blood count, or CBC, measures red blood cells, white blood cells, hemoglobin, hematocrit, platelets and mean corpuscular volume of the blood, according to the National Heart, Lung... More »

A complete blood count, or CBC, with differential blood test reveals information about the number of white blood cells, platelets and red blood cells, including hemoglobin and hematocrit. The blood test also gives inform... More »