This is a scintillation scan (gamma camera or photoscan) involving the use of thallium-201, a radioisotope.
The radioisotope is administered intravenously and localizes, like calcium, in the myocardium (heart muscle).
A scintillation camera produces an image of the distribution of the radioisotope. Areas of inadequate perfusion (blood flow) appear as "cold spots," thus pinpointing sites of myocardium (heart muscle) at risk.
Various nuclear scans have been developed to provide your doctor with...
The winter after I was diagnosed with rheumatoid arthritis was one of the hardest for me. Living in New York City can be brutal no matter... Read more »
When a patient first comes into my office with complaints of erectile dysfunction, there are several categories that must be considered. ... Read more »
Posttraumatic Stress Disorder or PTSD has been a hot mental health and wellness topic for some time now. An anxiety disorder caused by... Read more »