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Assessment of intrarenal perfusion with radioxenon: a critical review of analytical factors and their implications in man. [/sup 133/Xe, dogs, rats]

Journal Article · · Semin. Nucl. Med.; (United States)
Radioxenon has achieved wide use for assessing tissue perfusion. Its application to the kidney for assessing mean blood flow and intrarenal perfusion rates is reviewed. Correlation with alternative methods in animals suggests that the initial disappearance slope provides an adequate measure of mean renal blood flow despite the theoretical limitations of this approach. The stochastic method and compartmental analysis can also provide an acceptable measure of mean renal blood flow, but only after the slowest flow components have been removed. Compartmental analysis does, however, provide an index of cortical perfusion not available from other methods. The evidence that the rapid component of xenon washout provides an index of cortical perfusion in man is reviewed, along with insights gained from the application of this approach to human disease.
Research Organization:
Peter Bent Brigham Hospital, Boston
OSTI ID:
7362365
Journal Information:
Semin. Nucl. Med.; (United States), Journal Name: Semin. Nucl. Med.; (United States) Vol. 6:2; ISSN SMNMA
Country of Publication:
United States
Language:
English