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Regadenoson, sold under the brand name Lexiscan among others, is an A 2A adenosine receptor agonist that is a coronary vasodilator that is commonly used in pharmacologic stress testing. It produces hyperemia quickly and maintains it for a duration that is useful for radionuclide myocardial perfusion imaging . [ 1 ]
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The Bruce protocol is a standardized diagnostic test used in the evaluation of cardiac function and physical fitness, developed by American cardiologist Robert A. Bruce. [ 1 ] According to the original Bruce protocol the patient walks on an uphill treadmill in a graded exercise test with electrodes on the chest to monitor.
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Perfusion is the passage of fluid through the lymphatic system or blood vessels to an organ or a tissue. [1] The practice of perfusion scanning is the process by which this perfusion can be observed, recorded and quantified.
Primer walking is a method to determine the sequence of DNA up to the 1.3–7.0 kb range whereas chromosome walking is used to produce the clones of already known sequences of the gene. [2] Too long fragments cannot be sequenced in a single sequence read using the chain termination method. This method works by dividing the long sequence into ...
Although the use of wiki-type software has become common for a variety of purposes, several sources have questioned whether the wiki-based format of WikEM is reliable enough to use as a source for medical information, [3] with arguments similar to questions about the reliability of Wikipedia plus the additional concerns of patient safety.