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  2. Reference ranges for blood tests - Wikipedia

    en.wikipedia.org/wiki/Reference_ranges_for_blood...

    Still, the blood values are approximately equal between the arterial and venous sides for most substances, with the exception of acid–base, blood gases and drugs (used in therapeutic drug monitoring (TDM) assays). [6] Arterial levels for drugs are generally higher than venous levels because of extraction while passing through tissues. [6]

  3. Carcinoembryonic antigen - Wikipedia

    en.wikipedia.org/wiki/Carcinoembryonic_antigen

    The CEA blood test is not reliable for diagnosing cancer or as a screening test for early detection of cancer. [8] Most types of cancer do not result in a high CEA level. [9] Serum from individuals with colorectal carcinoma often has higher levels of CEA than healthy individuals (above approximately 2.5ng/mL). [10]

  4. Tumor marker - Wikipedia

    en.wikipedia.org/wiki/Tumor_marker

    Rising levels of tumor marker does not necessarily reflect a growing malignancy but can result from things like unrelated illnesses. Reflect the stage of cancer; By determining the stage of cancer, it's possible to give a prognosis and treatment plan. [3] Screening for cancers

  5. Circulating tumor cell - Wikipedia

    en.wikipedia.org/wiki/Circulating_Tumor_Cell

    A circulating tumor cell (CTC) is a cancer cell from a primary tumor that has shed into the blood of the circulatory system, or the lymph of the lymphatic system. [1] CTCs are carried around the body to other organs where they may leave the circulation and become the seeds for the subsequent growth of secondary tumors .

  6. Complete blood count - Wikipedia

    en.wikipedia.org/wiki/Complete_blood_count

    An early hemoglobinometer: blood samples were compared to a colour chart of reference standards to determine the hemoglobin level. [199] Before automated cell counters were introduced, complete blood count tests were performed manually: white and red blood cells and platelets were counted using microscopes. [200]

  7. This blood test screens for 50 different types of cancer. Is ...

    www.aol.com/lifestyle/blood-test-screens-50...

    As with most blood tests, false-negatives can happen, meaning results could come back negative when a cancer does exist — although Grail reports that negative cancer test results from Galleri ...

  8. List of medical abbreviations: B - Wikipedia

    en.wikipedia.org/wiki/List_of_medical...

    bright red blood (color is important as an indicator of source, for example in gastrointestinal bleeding) BRBPR: bright red blood per rectum: BRCA1 (gene) BRCA1 (protein) breast cancer 1 (a human gene and its protein) BRCA2 (gene) BRCA2 (protein) breast cancer 2 (a human gene and its protein) BRP: bathroom privileges: BRTO

  9. CA19-9 - Wikipedia

    en.wikipedia.org/wiki/CA19-9

    CA19-9 can be elevated in many types of gastrointestinal cancer, such as colorectal cancer, esophageal cancer and hepatocellular carcinoma. [1] Apart from cancer, elevated levels may occur in pancreatitis, cirrhosis, [1] and diseases of the bile ducts. [1] [3] It can also be elevated in people with obstruction of the bile ducts. [3]