Most people who get a contrast-enhanced scan notice something within seconds of the injection — a wave of warmth, a strange metallic taste, maybe a mild wave of nausea. These are acute reactions, and ...
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 ...
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