The United States Preventive Services Task Force (USPSTF) was created by the federal government in 1984 to provide recommendations to primary care practitioners on the scientific efficacy of screening. In 2010, the federal government linked USPSTF recommendations with national healthcare policy when the Affordable Care Act mandated free coverage by Medicare and private insurance for all screening exams that receive a USPSTF recommendation of A or B. …
Computed tomography (CT) is a powerful diagnostic tool that allows rapid diagnosis of disease. CT is widely available in the U.S. and is a mainstay of medical diagnosis. Estimates state that 85 million CT scans were performed in the U.S. in 2012. To create images, CT scanners pass ionizing radiation (x-rays) through the body thereby exposing patients to radiation. Patients who are imaged with CT have …
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