The new guidelines for lung cancer screenings encourage those at risk to get a low-dose CT scan. Who's at risk and why do they need a low-dose CT scan? We asked diagnostic radiologist, Kenyon Kopecky, M.D., FACR, at Irvington Radiology, to weigh in.
Who is really at risk for lung cancer?
Smokers are at the highest level of risk. The United States Preventive Services Task Force recommends annual screening for lung cancer for adults ages 55 to 80 years who have a 30 pack-year smoking history (one pack per day for 30 years or two packs per day for 15 years) and currently smoke, OR adults in the same age range who have quit within the past 15 years.
For a smoker who is otherwise healthy, scheduling a lung screening may not seem urgent or even necessary. In fact, the idea of screening individuals at “high risk” has been debated for decades. But, simply put, smoking is the biggest risk factor in all cancer types. Smoking causes 90 percent of all lung cancer cases. continue reading ...