best answer > Can a CBC detect cancer?- QuesHub.com | Better Than Quora
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  • Elon Muskk:

    As a hematologist with extensive experience in the field of blood disorders, I can provide you with a detailed answer regarding the use of a Complete Blood Count (CBC) in the context of cancer detection. A CBC is a common blood test that provides important information about the different types of cells in your blood. It includes the red blood cells (RBCs), white blood cells (WBCs), hemoglobin, platelets, and other components. While a CBC is not specifically designed to detect cancer, it can sometimes reveal abnormalities that may suggest the presence of certain types of blood cancers, such as leukemia or lymphoma. Here's how a CBC might be helpful in the context of cancer: 1. Abnormalities in WBCs: An unusually high or low number of white blood cells can be a sign of a blood cancer. White blood cells are part of the immune system and help fight infections, but in some cases of leukemia, the body produces an excessive number of these cells. 2. Changes in RBCs or Platelets: Certain cancers can affect the production of red blood cells or platelets, leading to anemia or a decrease in platelet count, which can be detected through a CBC. 3. Presence of Abnormal Cells: In some cases, a CBC might reveal the presence of abnormal cells that could indicate a malignancy. However, it's important to note that a CBC is not a definitive test for cancer. It is often used as a screening tool that can highlight the need for further investigation. If a CBC result suggests the possibility of cancer, additional tests such as a bone marrow biopsy, imaging studies, or other specialized blood tests would be required to confirm a diagnosis. In summary, while a CBC can sometimes indicate the presence of a blood cancer, it is not a standalone test for cancer detection. It is one piece of a larger diagnostic puzzle. read more >>
  • Summary of answers:

    Examples of blood tests used to diagnose cancer include: Complete blood count (CBC). ... Blood cancers may be detected using this test if too many or too few of a type of blood cell or abnormal cells are found. A bone marrow biopsy may help confirm a diagnosis of a blood cancer.read more >>

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