Had your blood drawn lately? If not chances are good you will soon. About 10 billion tests are done every year on our blood. Diagnostic blood tests are a huge component of American health care, costing $73 billion a year—roughly $10 billion of which comes from Medicare and Medicaid.
Not only do blood tests cost a fortune, the results of these tests determine a huge proportion of what happens next to patients. Whether you get a prescription, undergo further testing, enter the hospital, begin chemotherapy and hundreds of other decisions rely on the results of testing your blood.
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