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What Is PET Scan?

What Is PET Scan?

A PET CT scan is a medical imaging test that combines two different imaging techniques: positron emission tomography (PET) and computed tomography (CT).

A PET CT scan is a medical imaging test that combines two different imaging techniques: positron emission tomography (PET) and computed tomography (CT).

PET uses a small amount of a radioactive substance, called a tracer, to produce images of the body's metabolic activity. This tracer is typically injected into a vein and is absorbed by cells in the body. The PET scanner detects the radiation emitted by the tracer and creates images of the body's metabolic activity.

CT, on the other hand, uses X-rays to create detailed images of the body's internal structures. It produces cross-sectional images of the body that can show the size, shape, and location of organs and tissues.

By combining PET and CT, doctors can obtain both metabolic and structural information about the body, providing a more complete picture of a patient's condition. PET CT scans are commonly used to diagnose and monitor cancer, as well as to evaluate the heart, brain, and other organs.

Various Advantages of PET CT Scan

There are various benefits of PET CT scans, including

  • More correct diagnosis
  • Early detection
  • Non-invasive
  • Safe
  • Customizable
  • Comprehensive

Overall, PET CT scans are a treasured device in modern-day medicine, permitting for before and extra correct diagnoses and extra advantageous cure planning.