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Takeaway. Blood tests can be used to help a doctor identify a variety of health conditions, including infections, anemia, high cholesterol, vitamin deficiencies, organ failure, HIV, cancer,...
Laboratory tests check a sample of your blood, urine, or body tissues. A technician or your doctor analyzes the test samples to see if your results fall within the normal range. The tests use a range because what is normal differs from person to person.
The following are some of the more common laboratory tests: Urine test. Blood tests. Tumor markers. Overview. Many different tests exist to detect and measure almost any type of chemical component in blood or urine. Read more about those tests here.
A blood test is one of the most common tests healthcare providers use to monitor your overall health or help diagnose medical conditions. You may have a blood test as part of a routine physical examination or because you have certain symptoms. Find a Primary Care Provider. Schedule an Appointment.
Learn about medical tests, including what the tests are used for, why a doctor may order a test, how a test will feel, and what the results may mean. Medical tests can help detect a condition, determine a diagnosis, plan treatment, check to see if treatment is working, or monitor the condition over time. A doctor may order these tests as part ...