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QuantitativeStress-RedistributionThaffium-201 SPECT Using Prone Imaging:Methodologic Development and Validation

By Hosen Kiat, Kenneth F. Van Train, John D. Friedman, Guido Germano, Gerard Silagan, Fan Ping Wang, Jamshid Maddahi, Florence Prigent and Daniel S. Berman


improveleft ventricularinferiorwall countscomparedto su pine imaging, thus minimizingdiaphragmaticattenuation. ProneSPECT quantitativenormallimitswere developedand prospectivelyappliedto 36 patIentswho had coronaryan giography.The proneimagingtableusedhada cut-outunder cardiac area which increased the average myocardial counts by 10.7 % comparedto prone SPECT throughthe standard table. Overall specificity and sensitivity were 80 % and 93%, respectively. For the right, left circumflex and left anterior descendingcoronary arteries, the specificitleswere 94%, 71%, and 94%; and sensitivitieswere 88%, 89 % and 78%, respectively.The normalcyrate in 55 normal patients was 89%. IncIdenceand the seventy of patient motion in 200 prone SPECT studies were compared to 200 supine SPECT studies. Mild and severe motion occurred in 12 % and 4 % o

Year: 2008
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