Cardiac displacement during 13N-ammonia myocardial perfusion PET/CT: comparison between adenosine-and regadenoson-induced stress

EJ Vleeming, SV Lazarenko… - Journal of Nuclear …, 2018 - Soc Nuclear Med
This study investigated differences in cardiac displacement during adenosine stress versus
regadenoson stress in 13N-ammonia (13NH3) MP PET/CT scans. Methods: In total, 61 …

Impact of pharmacological stress agent on patient motion during rubidium-82 myocardial perfusion PET/CT

MJ Memmott, CM Tonge, KJ Saint… - Journal of Nuclear …, 2018 - Elsevier
Background Patient motion has been demonstrated to have a significant impact on the
quality and accuracy of rubidium-82 myocardial perfusion PET/CT. This study aimed to …

Respiratory gating in cardiac PET: Effects of adenosine and dipyridamole

ML Lassen, T Rasmussen, TE Christensen… - Journal of Nuclear …, 2017 - Elsevier
Background Respiratory motion due to breathing during cardiac positron emission
tomography (PET) results in spatial blurring and erroneous tracer quantification. Respiratory …

Impact of time-of-flight on qualitative and quantitative analyses of myocardial perfusion PET studies using 13N-ammonia

T Tomiyama, K Ishihara, M Suda, K Kanaya… - Journal of Nuclear …, 2015 - Elsevier
Background The impact of time-of-flight (TOF) in myocardial perfusion 13 N-ammonia
positron emission tomography (PET) is unclear. Methods and Results Twenty consecutive …

No need for frame-wise attenuation correction in dynamic Rubidium-82 PET for myocardial blood flow quantification

JD van Dijk, PL Jager, JP Ottervanger… - Journal of Nuclear …, 2019 - Elsevier
Background Regadenoson-induced stress causes a repositioning of the heart, myocardial
creep, in half of the patients undergoing Rubidium-82 (Rb-82) positron emission …

13N-Ammonia PET/MR myocardial stress perfusion imaging early experience

J Lau, R Laforest, J Zheng, D Lesniak, A Priatna… - 2014 - Soc Nuclear Med
242 Objectives Simultaneous acquisition Positron Emission Tomography/Magnetic
Resonance (PET/MR) is a new technology with potential use in cardiac perfusion imaging …

Cardiac positron emission tomography and the role of adenosine pharmacologic stress

TM Bateman - The American journal of cardiology, 2004 - Elsevier
Although single-photon emission computed tomography (SPECT) provides excellent
diagnostic and prognostic value in the evaluation of coronary artery disease, its progress …

Effect of caffeine on SPECT myocardial perfusion imaging during regadenoson pharmacologic stress: rationale and design of a prospective, randomized, multicenter …

FH Tejani, RC Thompson, AE Iskandrian… - Journal of Nuclear …, 2011 - Elsevier
Background Caffeine attenuates the coronary hyperemic response to adenosine by
competitive A 2A receptor blockade. This study aims to determine whether oral caffeine …

Treadmill exercise produces larger perfusion defects than dipyridamole stress N-13 ammonia positron emission tomography

BJW Chow, RS Beanlands, A Lee, JN DaSilva… - Journal of the American …, 2006 - jacc.org
Objectives: The aim of this study was to compare treadmill exercise (TEX) and dipyridamole
stress on the uptake and retention of N-13 ammonia. Background: Size and severity of stress …

Impact of regadenoson-induced myocardial creep on dynamic rubidium-82 PET myocardial blood flow quantification

SS Koenders, JD Van Dijk, PL Jager… - Journal of Nuclear …, 2019 - Elsevier
Background Repositioning of the heart during myocardial perfusion imaging (MPI) using
Rubidium-82 (Rb-82) PET may occur when using regadenoson. Our aim was to determine …