A complete blood count (CBC) is a blood test used to evaluate your overall health and detect a wide range of disorders, including anemia, infection and leukemia. A complete blood count test measures several components and features of your blood, including: Red blood cells, which carry oxygen.
To monitor any one of a variety of diseases and conditions that affect blood cells, such as anemia, infection, inflammation, bleeding disorder or cancer.
Normal complete blood count results for adults: Red blood cell count
Male: 4.32-5.72 trillion cells/L*
(4.32-5.72 million cells/mcL**)
Female: 3.90-5.03 trillion cells/L
(3.90-5.03 million cells/mcL)
Hemoglobin
Male: 13.5-17.5 grams/dL***
(135-175 grams/L)
Female: 12.0-15.5 grams/dL
(120-155 grams/L)
Hematocrit
Male: 38.8-50.0 percent
Female: 34.9-44.5 percent
White blood cell count
3.5-10.5 billion cells/L
(3,500 to 10,500 cells/mcL)
Platelet count
150-450 billion/L
