What is PET/CT and how does it work?

Physicians use positron emission tomography–computed tomography (PET/CT) to see what’s wrong and to develop a patient treatment strategy and monitor the response. The combination of PET and CT gives a more accurate picture than the two performed separately.

Watch this video for detailed answers to some of PET/CT FAQs: 
00:00 How does tracking and mapping work? 
00:26 What are PET/CT scans? 
01:04 When are PET/CT scans taken? 
01:33 How is the metabolic activity measured? 
02:05 What molecules can be used as tracers? 
02:28 How high is the radiation dose? 
03:22 What does the future hold for PET/CT?

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