Attenuation correction in emission tomography using the emission data—a review

Y Berker, Y Li - Medical physics, 2016 - Wiley Online Library
The problem of attenuation correction (AC) for quantitative positron emission tomography
(PET) had been considered solved to a large extent after the commercial availability of …

A review of PET attenuation correction methods for PET-MR

G Krokos, J MacKewn, J Dunn, P Marsden - EJNMMI physics, 2023 - Springer
Despite being thirteen years since the installation of the first PET-MR system, the scanners
constitute a very small proportion of the total hybrid PET systems installed. This is in stark …

Improving the accuracy of simultaneously reconstructed activity and attenuation maps using deep learning

D Hwang, KY Kim, SK Kang, S Seo… - Journal of Nuclear …, 2018 - Soc Nuclear Med
Simultaneous reconstruction of activity and attenuation using the maximum-likelihood
reconstruction of activity and attenuation (MLAA) augmented by time-of-flight information is a …

MDPET: a unified motion correction and denoising adversarial network for low-dose gated PET

B Zhou, YJ Tsai, X Chen, JS Duncan… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
In positron emission tomography (PET), gating is commonly utilized to reduce respiratory
motion blurring and to facilitate motion correction methods. In application where low-dose …

Time of flight in perspective: instrumental and computational aspects of time resolution in positron emission tomography

DR Schaart, G Schramm, J Nuyts… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
The first time-of-flight positron emission tomography (TOF-PET) scanners were developed
as early as in the 1980s. However, the poor light output and low detection efficiency of TOF …

Joint estimation of activity and attenuation in whole-body TOF PET/MRI using constrained Gaussian mixture models

A Mehranian, H Zaidi - IEEE transactions on medical imaging, 2015 - ieeexplore.ieee.org
It has recently been shown that the attenuation map can be estimated from time-of-flight
(TOF) PET emission data using joint maximum likelihood reconstruction of attenuation and …

Deep-learning-based methods of attenuation correction for SPECT and PET

X Chen, C Liu - Journal of Nuclear Cardiology, 2023 - Elsevier
Attenuation correction (AC) is essential for quantitative analysis and clinical diagnosis of
single-photon emission computed tomography (SPECT) and positron emission tomography …

Respiratory motion compensation for PET/CT with motion information derived from matched attenuation-corrected gated PET data

Y Lu, K Fontaine, T Mulnix, JA Onofrey… - Journal of nuclear …, 2018 - Soc Nuclear Med
Respiratory motion degrades the detection and quantification capabilities of PET/CT
imaging. Moreover, mismatch between a fast helical CT image and a time-averaged PET …

PET respiratory motion correction: quo vadis?

F Lamare, A Bousse, K Thielemans, C Liu… - Physics in Medicine …, 2022 - iopscience.iop.org
Positron emission tomography (PET) respiratory motion correction has been a subject of
great interest for the last twenty years, prompted mainly by the development of multimodality …

Precision and accuracy of clinical quantification of myocardial blood flow by dynamic PET: A technical perspective

JB Moody, BC Lee, JR Corbett, EP Ficaro… - Journal of Nuclear …, 2015 - Elsevier
A number of exciting advances in PET/CT technology and improvements in methodology
have recently converged to enhance the feasibility of routine clinical quantification of …