MRI-Guided Motion-Corrected PET Image Reconstruction for Cardiac PET/MRI

C Munoz, S Ellis, SG Nekolla, KP Kunze… - Journal of Nuclear …, 2021 - Soc Nuclear Med
Simultaneous PET/MRI has shown potential for the comprehensive assessment of
myocardial health from a single examination. Furthermore, MRI-derived respiratory motion …

MRI‐assisted dual motion correction for myocardial perfusion defect detection in PET imaging

X Wang, A Rahmim, J Tang - Medical physics, 2017 - Wiley Online Library
Purpose Myocardial perfusion (MP) PET imaging is a powerful tool in risk assessment and
stratification of patients with coronary artery disease. Involuntary organ motion degrades …

Correction of respiratory and cardiac motion in cardiac PET/MR using MR-based motion modeling

PM Robson, MG Trivieri, NA Karakatsanis… - Physics in Medicine …, 2018 - iopscience.iop.org
Cardiac positron emission tomography (PET) imaging suffers from image blurring due to the
constant motion of the heart that can impact interpretation. Hybrid PET/magnetic resonance …

Cardiac and respiratory motion correction for simultaneous cardiac PET/MR

C Kolbitsch, MA Ahlman, C Davies-Venn… - Journal of nuclear …, 2017 - Soc Nuclear Med
Cardiac PET is a versatile imaging technique providing important diagnostic information
about ischemic heart diseases. Respiratory and cardiac motion of the heart can strongly …

Joint cardiac and respiratory motion estimation for motion-corrected cardiac PET-MR

C Kolbitsch, R Neji, M Fenchel, A Schuh… - Physics in Medicine …, 2018 - iopscience.iop.org
Respiratory and cardiac motion can strongly impair cardiac PET image quality and tracer
uptake quantification. Standard gating techniques can minimize these motion artefacts but …

MR-based cardiac and respiratory motion correction of PET: application to static and dynamic cardiac 18F-FDG imaging

Y Petibon, T Sun, PK Han, C Ma… - Physics in Medicine …, 2019 - iopscience.iop.org
Motion of the myocardium deteriorates the quality and quantitative accuracy of cardiac PET
images. We present a method for MR-based cardiac and respiratory motion correction of …

Data-driven, projection-based respiratory motion compensation of PET data for cardiac PET/CT and PET/MR imaging

ML Lassen, T Beyer, A Berger, D Beitzke… - Journal of Nuclear …, 2020 - Springer
Background Respiratory patient motion causes blurring of the PET images that may impact
accurate quantification of perfusion and infarction extents in PET myocardial viability studies …

Hybrid MR-guided and PET-guided motion correction of PET images in simultaneous PET/MR

T Feng, M Ahlman, B Tsui, L Guo, M Guttman… - 2014 - Soc Nuclear Med
646 Objectives Respiratory and cardiac (R&C) motion degrades the quality of PET images.
Our goal was to develop and evaluate an approach to use 1D MR navigator to guide dual …

MR-based respiratory and cardiac motion correction for PET imaging

T Küstner, M Schwartz, P Martirosian, S Gatidis… - Medical image …, 2017 - Elsevier
Purpose: To develop a motion correction for Positron-Emission-Tomography (PET) using
simultaneously acquired magnetic-resonance (MR) images within 90 s. Methods: A 90 s MR …

Technical aspects of cardiac PET/MRI

A Masuda, A Nemoto, Y Takeishi - Journal of Nuclear Cardiology, 2018 - Elsevier
PET/MRI is a novel modality that enables to combine PET and MR images, and has
significant potential to evaluate various cardiac diseases through the combination of PET …