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Pet spect

A 21-year-old member asked:
Dr. Edward Neilsen
18 years experience Family Medicine
Visibility: Radioisotopes make molecules that are not typically visible on x-rays to show up. In the example of pet, a common molecule used is a radioisotope of ... Read More
Dr. Joseph Accurso
28 years experience Radiology
Radioisotopes are: Radioactive forms of an element, like iodine, tc99m and f18. Spect is an acronym for single photon emission computed tomography which is a fancy wa ... Read More

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A 38-year-old female asked:
Dr. Paul Velt
Dr. Paul Velt answered
41 years experience Diagnostic Radiology
Nuclear medicine stu: Spect stands for single photon emission computed tomography. Gives you a better look at structures . Sort of like a ct scan for nuclear medicine.
A 24-year-old male asked:
Dr. Donald Jacobson
A Verified Doctor answered
A US doctor answered Learn more
www.pubmed.com: This site has numerous references to polytopes in a genetic context. Simply peruse until you find what pertains to your situation. Feel free to ask th ... Read More
A 47-year-old member asked:
Dr. Gerald Mandell
51 years experience Nuclear Medicine
Coronary heart dis.: SPECT imaging utilizes intravenous injection of radiotracers for evaluation of heart disease. Usually it is for detection of areas of ischemia or infa ... Read More
A 30-year-old male asked:
Dr. Roxanne Lewis
Specializes in Clinical Psychology
Not a done deal.: Mental Illness is too complex to be diagnosed from SPECT scans or other single use tools. And treatment is very complex as well, depending upon the ... Read More
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A 38-year-old male asked:
Dr. Sheldon Brownstein
Specializes in Cardiac Electrophysiology
Fixed: Fixed defect implies that there is a totally occluded artery
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A 35-year-old male asked:
Dr. Carla Enriquez
49 years experience Pediatrics
FMRI hard to get: Most fmri machines, including those at columbia, are booked for months ahead by researchers, since they are preferred in doing experiments to spect. ... Read More
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A 49-year-old female asked:
Dr. Michael Gabor
32 years experience Diagnostic Radiology
An overlapping: breast can cause an artifact on a normal SPECT that causes a cardiac defect on the scan. The photons are absorbed, or attenuated, by the breast tissu ... Read More
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A 29-year-old female asked:
Dr. Bennett Machanic
51 years experience Neurology
Might help: A 3-D SPECT scan is the poor man's equivalent of a PET, the former illustrating blood vessel flow patterns, and the latter, metabolic patterns. But w ... Read More
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A 35-year-old male asked:
Dr. Carla Enriquez
49 years experience Pediatrics
Yes: Yes, an fmri is more precise than a spect. Fmri is used more frequently to assess brain function, and is superior in it's specificity. That's why r ... Read More
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