What is a CBC & why is it important?

The red blood cell indices, which indicate the average size and hemoglobin content of red blood cells, are also reported, and a white blood cell differential, which counts the different types of white blood cells, may be included. The CBC is often carried out as part of a medical assessment and can be used to monitor health or diagnose diseases.

What does a CBC Test tell you?

A CBC test can tell your provider if you have: Anemia (low levels of red blood cells or hemoglobin). Erythrocytosis (high concentrations of red blood cells). Leukocytosis (high white blood count). Leukopenia (low white blood count). Thrombocytosis (high platelet count). Thrombocytopenia (low platelet count).

What does a CBC with differential mean?

A CBC with differential means that the lab also counts each different type of white blood cell and immature (not-yet-fully-developed) blood cells. This gives your provider more information about what’s happening with different immune system cells. When do you need a CBC blood test? Your provider might order a CBC test: