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What is Tc HMPAO SPECT is used for: and explain in detail?
Ans. A. Cerebral perfusion imaging* Tc HMPAO SPECT is used for cerebral perfusion assessment. For example, in Alzheimer's it shows reduced perfusion of the temporoparietal region.* D-SPECT represents the next step in the evolution of SPECT technology and is based on a unique acquisition geometry. It has nine arrays of cadmium zinc telluride (CZT) detectors, each of which rotates around its central axis with programmable angular rotation.