DEAR MAYO CLINIC: I’m scheduled for a CT scan, and I’ve never had one before. What does a CT scan do, what will it be like and is it safe? ANSWER: Co mputer tomography (CT) was invented more than 50 ...
CT scans are a common test used by radiologists to examine what's happening inside the body. These scans use a small amount of radiation, raising concerns that they could cause cancer. Mark Supanich, ...
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