WHAT IS LAB TESTS?
Laboratory tests are medical devices that are intended for use on samples of blood, urine, or other tissues or substances taken from the body to help diagnose disease or other conditions.
Some laboratory tests are precise, reliable indicators of specific health problems, while others provide more general information that gives doctors clues to your possible health problems.
Why does your doctor use lab tests?
Identify changes in your health condition before any symptoms occur
Diagnose or aid in diagnosing a disease or condition,
Plan your treatment for a disease or condition,
Evaluate your response to a treatment, or
Monitor the course of a disease over time.