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skos:definition |
NCI: Any procedure that involves testing or manipulating a sample of blood, urine, or other body substance in a laboratory setting.,NCI: A medical procedure that involves testing a sample of blood, urine, or other substance from the body. Tests can help determine a diagnosis, plan treatment, check to see if treatment is working, or monitor the disease over time.,MEDLINEPLUS: <p>If you've ever had to give a tube of blood or a little cup of urine in your doctor's office, you've had a laboratory test. 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. Many factors affect test results. These include</p><ul><li> Your sex, age and race</li><li> What you eat and drink</li><li> Medicines you take</li><li> How well you followed pre-test instructions</li></ul><p>Your doctor may also compare your results to results from p
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