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Quantitative myocar...
Quantitative myocardial perfusion response to adenosine and regadenoson in patients with suspected coronary artery disease
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- Kero, Tanja (författare)
- Uppsala universitet,Radiologi,Medical Imaging Centre, Uppsala University Hospital
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Saraste, Antti (författare)
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- Lagerqvist, Bo, 1952- (författare)
- Uppsala universitet,Kardiologi,Uppsala kliniska forskningscentrum (UCR)
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- Sörensen, Jens (författare)
- Uppsala universitet,Radiologi,Medical Imaging Centre, Uppsala University Hospital
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Pikkarainen, Essi (författare)
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- Lubberink, Mark (författare)
- Uppsala universitet,Radiologi
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Knuuti, Juhani (författare)
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(creator_code:org_t)
- 2021-08-12
- 2022
- Engelska.
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Ingår i: Journal of Nuclear Cardiology. - : Springer Science and Business Media LLC. - 1071-3581 .- 1532-6551. ; 29:1, s. 24-36
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https://uu.diva-port... (primary) (Raw object)
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- BACKGROUND: The aim of the present study was to compare the quantitative flow responses of regadenoson against adenosine using cardiac 15O-water PET imaging in patients with suspected or known coronary artery disease (CAD).METHODS: Hyperemic myocardial blood flow (MBF) after adenosine and regadenoson was compared using correlation and Bland-Altman analysis in 21 patients who underwent rest and adenosine 15O-water PET scans followed by rest and regadenoson 15O-water PET scans.RESULTS: Global mean (± SD) MBF values at rest and stress were 0.92 ± 0.27 and 2.68 ± 0.80 mL·g·min for the adenosine study and 0.95 ± 0.29 and 2.76 ± 0.79 mL·g·min for the regadenoson study (P = 0.55 and P = 0.49). The correlations between global and regional adenosine- and regadenoson-based stress MBF were strong (r = 0.80 and r = 0.77). The biases were small for both global and regional MBF comparisons (0.08 and 0.09 mL·min·g), but the limits of agreement were wide for stress MBF.CONCLUSION: The correlation between regadenoson- and adenosine-induced hyperemic MBF was strong but the agreement was only moderate indicating that established cut-off values for 150-water PET should be used cautiously if using regadenoson as vasodilator.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Klinisk medicin -- Kardiologi (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Clinical Medicine -- Cardiac and Cardiovascular Systems (hsv//eng)
- MEDICIN OCH HÄLSOVETENSKAP -- Klinisk medicin -- Radiologi och bildbehandling (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Clinical Medicine -- Radiology, Nuclear Medicine and Medical Imaging (hsv//eng)
Nyckelord
- Modalities
- Myocardial blood flow
- Vasodilators
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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