Search results
Results from the WOW.Com Content Network
PET is a functional imaging technique that produces a three-dimensional image of functional processes in the body. The system detects pairs of gamma rays emitted indirectly by a positron -emitting radionuclide ( tracer ), which is introduced into the body on a biologically active molecule.
Positron emission tomography (PET) [1] is a functional imaging technique that uses radioactive substances known as radiotracers to visualize and measure changes in metabolic processes, and in other physiological activities including blood flow, regional chemical composition, and absorption.
Three common clusters of symptoms have been identified: a respiratory symptom cluster with cough, sputum, shortness of breath, and fever; a musculoskeletal symptom cluster with muscle and joint pain, headache, and fatigue; and a cluster of digestive symptoms with abdominal pain, vomiting, and diarrhea. [5]
And why days 5 through 10 are so important.
Still, if you happen to lose your sense of taste and smell, Dr. Watkins recommends still trying to eat a nutritious diet, even though you may not feel like eating much.
Some people lose the sense of smell and taste after COVID-19, making eating and drinking an unpleasant chore. Try some of these choices to make mealtime more pleasant.
PET is often conducted by having the person consume a drink that includes radioactive isotopes or by having the isotopes injected into a person's bloodstream. These isotopes are absorbed by different tissues in the body, including malignant tumour cells, and PET imaging can visualize the function or detect tumour cells by visualizing how the ...
For premium support please call: 800-290-4726 more ways to reach us