Quantification of myocardial blood flow and flow reserve: technical aspects

R Klein, RSB Beanlands, RA Dekemp - Journal of nuclear cardiology, 2010 - Elsevier
Myocardial perfusion imaging (MPI) is a powerful tool for detection of impaired myocardial
blood supply due to atherosclerotic lesions in the epicardial arteries. MPI is commonly …

Will 3-dimensional PET-CT enable the routine quantification of myocardial blood flow?

RA Dekemp, K Yoshinaga, RSB Beanlands - Journal of nuclear cardiology, 2007 - Elsevier
Quantification of myocardial blood flow (MBF) and flow reserve has been used extensively
with positron emission tomography (PET) to investigate the functional significance of …

Time‐of‐flight sensor for respiratory motion gating

C Schaller, J Penne, J Hornegger - Medical physics, 2008 - Wiley Online Library
In this technical note we present a system that uses time‐of‐flight (ToF) technology to
acquire a real‐time multidimensional respiratory signal from a 3D surface reconstruction of …

Respiratory average CT for attenuation correction in myocardial perfusion SPECT/CT

D Zhang, BH Yang, NY Wu, GSP Mok - Annals of nuclear medicine, 2017 - Springer
Abstract Objective Cine average CT (CACT) and interpolated average CT (IACT) have been
proposed to improve attenuation correction (AC) for PET/CT in oncologic and cardiac …

Advances in attenuation correction techniques in PET

H Zaidi, ML Montandon, A Alavi - PET clinics, 2007 - Elsevier
Molecular imaging using positron emission tomography (PET) has evolved from a vigorous
academic field to into the clinical arena. Considerable advances have been made in the …

Automatic registration of misaligned CT attenuation correction maps in Rb-82 PET/CT improves detection of angiographically significant coronary artery disease

PJ Slomka, M Diaz-Zamudio, D Dey, M Motwani… - Journal of Nuclear …, 2015 - Elsevier
Background We aimed to evaluate the utility of fully automated software registration
intended to improve CT attenuation correction (CTAC) map misalignments during cardiac 82 …

Combined imaging of molecular function and morphology with PET/CT and SPECT/CT: image fusion and motion correction

KP Schäfers, L Stegger - Basic Research in Cardiology, 2008 - Springer
Imaging of the cardiovascular system with a combination of positron emission tomography
(PET) and computer tomography (CT) or with a combination of single-photon emission …

[HTML][HTML] Techniques for respiration-induced artifacts reductions in thoracic PET/CT

T Sun, GSP Mok - Quantitative imaging in medicine and surgery, 2012 - ncbi.nlm.nih.gov
The advent of positron emission tomography/computed tomography (PET/CT) provides
fusion of both anatomical and functional information. CT-based attenuation correction …

Single-phase CT aligned to gated PET for respiratory motion correction in cardiac PET/CT

RG Wells, TD Ruddy, RA DeKemp… - Journal of nuclear …, 2010 - Soc Nuclear Med
Respiratory motion can induce artifacts in cardiac PET/CT because of the misregistration of
the CT attenuation map and emission data. Some solutions to the respiratory motion …

Interpolated average CT for attenuation correction in PET—A simulation study

GSP Mok, T Sun, TC Huang… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
Previously, we proposed using an interpolated average CT (IACT) method for attenuation
correction (AC) in positron emission tomography (PET), which is a good, low-dose …