Getting doctors to reduce diagnostic testing

Health-care resources are wasted when doctors overuse diagnostic tests. The tests may be redundant or inappropriate in the first place, and may also generate false-positive results, which prompt further needless investigation, or cause adverse effects.

Over the past decade, the use of pathology laboratory tests is thought to have increased by 5% to 10% each year. At the same time, requests for diagnostic imaging (radiology) investigations have increased by

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