The PSA test is often used to monitor patients who have a history of prostate cancer to see if their cancer has recurred (come back).
CLOTTED BLOOD OR SERUM
BLOOD
4 TO 5 DAYS
A vitamin B-12 level test checks the amount of vitamin B-12 in the blood or urine to gauge the body’s overall vitamin B-12 stores. Vitamin B-12 is necessary for several bodily processes, including nerve function and the production of DNA and red blood cells.
A thyroglobulin antibodies (TgAb) test is used to check blood levels of antibodies the body has made against the compound thyroglobulin.
Thyroid function tests are a series of blood tests used to measure how well your thyroid gland is working. Available tests include the T3, T3RU, T4, and TSH. The thyroid is a small gland located in the lower-front part of your neck.
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