Corporate Health & Wellness Specialist – PrognoHealth

Complete Blood Count (CBC) Test

A Complete Blood Count (CBC) test is a test that measures various components of a person’s blood, including red blood cells, white blood cells, and platelets.


Pre-test preparation:

No special preparation is usually required for this test.

Testing method:

A small sample of blood is taken from a vein in the arm using a needle and syringe.

The sample is then sent to a laboratory for analysis.

Common Symptoms for prescribing this test:

  • Fatigue
  • Weakness

  • Bruising easily

  • Frequent infections

  • Bleeding or bruising without a known cause

  • Anemia symptoms such as shortness of breath or rapid heartbeat

  • Swollen lymph nodes


• The CBC test is used to help diagnose a wide variety of conditions, including anemia, infection, leukemia, and other blood disorders. It can also be used to monitor the effectiveness of treatment for these conditions.

• Reference range:

The reference range for a CBC test varies depending on the laboratory that performs the test. Typically, the normal range for a CBC test includes the following


Hemoglobin: Men: 13.5-17.5 g/dL; Women: 12.0-15.5 g/dL

White Blood Cell (WBC) Count: 4,000-11,000 cells/mcL

Platelet Count: 150,000-450,000/mcL

However, it is important to note that the reference range can vary depending on the lab that performed the test and the patient’s age, sex, and overall health.

•Normal values:

Normal values for a CBC test vary depending on the lab that performed the test, but typically fall within the ranges listed above for hemoglobin, white blood cell count, and platelet count.

It is important to consult with a doctor or healthcare professional for any questions or concerns regarding the CBC test or any other medical test

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