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  1. 2023年7月18日 · The lupus anticoagulant test is a blood test that checks for antibodies that cause a blood clotting disorder. Antibodies are proteins in your blood that fight off bacteria, viruses, and other ...

  2. 2023年5月28日 · A typical PT result is 10 to 14 seconds. Higher than that means your blood is taking longer than normal to clot and may be a sign of many conditions, including: Bleeding or clotting disorder. Lack ...

  3. 2023年5月22日 · A typical aPTT value is 30 to 40 seconds. If you get the test because you’re taking heparin, you’d want your PTT results to be more like 120 to 140 seconds, and your aPTT to be 60 to 80 ...

    • Overview
    • Blood Color
    • Lymphocytes Defense
    • Testing WBCs
    • Normal Ranges
    • Low Counts

    This article is about the role of white blood cells, specifically lymphocytes, in our body and how they defend us from infections and diseases. It also explains different types of lymphocytes such as B cells, T cells and natural killer cells along with their functions. The article provides information on normal ranges of lymphocyte counts for adult...

    The color of your blood comes from red blood cells that carry oxygen through your body. White blood cells defend the body from infection, with lymphocytes being an important part of the immune system.

    For every 600 to 700 red blood cells, there is one white blood cell. Lymphocytes are formed in bone marrow and act as the body's army against invading organisms or viruses. There are two types of lymphocytes - B cells make antibodies while T cells destroy virus-taken over or cancerous cells. Natural killer cells can destroy tumor without activation...

    A complete blood count measures different components of your blood including white and red blood cells, platelets, hemoglobin and hematocrit ratio; flow cytometry is a more detailed test that looks at many types of blood cell levels including different lymphocyte counts; both tests require a sample taken by healthcare professional sent to lab for a...

    Normal ranges vary among labs but depend on age with normal adult range between 1k-4.8k per microliter while children have 3k-9.5k per microliter; high counts mean fighting an infection but sometimes due to serious conditions like hepatitis, HIV/AIDS etc., diagnosis requires doctor consultation after medical history review and physical exam along w...

    Less than 1k per microliter considered low count for adults while less than 3k per microliter considered low count for children; underlying causes include autoimmune disorders like lupus, infectious diseases like tuberculosis/AIDS/viral hepatitis etc., radiation therapy or steroid therapy ; diagnosis involves doctor consultation after medical histo...

  4. 2023年12月18日 · 13 min read. The cardiac troponin test detects damage to the heart muscle. Troponin is a protein that appears in the blood only when the heart muscle is damaged, as in a heart attack. There are ...

  5. 2021年11月1日 · A differential blood count is a test that measures your white blood cell. Learn more about why it’s done, reference ranges, and more.

  6. 2024年2月25日 · This can lead to high blood pressure ( hypertension) and other issues. Potassium balances the effects of sodium and helps keep fluid levels within a certain range. Your body should maintain a ...