Here is how to create a block quote in Word. Once you have typed in the text you want for your block quote: 1  Hit enter before the first word of the quote, and after the last word of the quote. 2  Highlight the text. 3  Right click and select paragraph. 4  Under indent change left to 1.
A positron emission tomography (PET) scan is a type of nuclear imaging test that shows the metabolic activities (energy usage) of your brain. While X-ray, CT, and MRI scans look at the anatomy of your brain, a PET scan can give your doctor information about how your brain is working.
Positron Emission Tomography-Computed Tomography (PET/CT). Positron emission tomography (PET) uses small amounts of radioactive materials called radiotracers, a special camera and a computer to help evaluate your organ and tissue functions.By identifying body changes at the cellular level, PET may detect the early onset of disease before it is evident on other imaging tests.ET and PET/CT scans are performed to: 1  detect cancer. 2  determine whether a cancer has spread in the body. 3  assess the effectiveness of a treatment plan, such as cancer therapy. 4  determine if a cancer has returned after treatment.