We suggest you check these resources for information about lab and diagnostic tests:

• Ask your health care provider about specific lab tests, x-rays, reagents, home test kits, or other diagnostic tests. Ask how the tests are performed, what the results mean, and what the normal ranges are for the tests. Some test kits have test kit company contact information for questions.

• Look at the MedlinePlus health topic page for laboratory tests, go to the Diagnostic Tests section to select a specific type of test, or find medical test information in the A.D.A.M. Medical Encyclopedia.

• Search MEDLINE/PubMed, the NLM database for biomedical literature, for journal articles about testing for various diseases or conditions.

• Go to Testing.com, formerly Lab Tests Online, developed by the American Association for Clinical Chemistry.

• Contact one of these US Food & Drug Administration (FDA) Centers: Center for Biologics Evaluation and Research (CBER) OR
  Center for Devices and Radiological Health (CDRH)

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