MR-based whole-body PET attenuation correction in hybrid PET/MRI: A computationally inexpensive algorithm for T1, T2 and proton density weighted images

HR Marshall, RZ Stodilka, B Lewden… - Proceedings of the …, 2010 - researchgate.net
Both magnetic resonance imaging (MRI) and positron emission tomography (PET) are
remarkably versatile modalities, each capable of imaging numerous biological processes. It …

Attenuation correction of the PET data with average MR in PET/MR

H Ai, T Pan - 2012 - Soc Nuclear Med
2334 Objectives To design a dynamic MR acquisition and post-processing technique to
match the PET and MR images in temporal resolution for attenuation correction of the PET …

Evaluation of zero-TE-based attenuation correction methods on PET quantification of PET/MRI head and neck lesions

KS Lee, G Zaharchuk, PK Gulaka… - 2016 IEEE Nuclear …, 2016 - ieeexplore.ieee.org
Quantitative PET image reconstruction requires an accurate map of photon attenuation
coefficients (μ-map) in order to correct the PET emission data. Current PET/MR imaging …

Motion correction for Simultaneous PET/MR with No Additional MR Sequence

J Wang, T Feng, L Hu, W Zhu, Y Dong, H Li - 2018 - Soc Nuclear Med
654 Objectives: Simultaneous PET/MR system enables synchronized acquisition of
anatomical and functional information of human body. Conventional MR acquisition in …

Magnetic resonance imaging methodology

E Moser, A Stadlbauer, C Windischberger… - European journal of …, 2009 - Springer
Introduction Magnetic resonance (MR) methods are non-invasive techniques to provide
detailed, multi-parametric information on human anatomy, function and metabolism …

Reconstruction of simultaneous transmission and emission patient data in a sequential TOF-PET/MRI system

P Mollet, D Izquierdo-Garcia, V Keereman, Z Fayad… - 2012 - Soc Nuclear Med
161 Objectives Attenuation correction remains a challenge for combined PET-MRI scanners.
Deriving an attenuation map from MR images is difficult because MR signals are not related …

How to identify and avoid MRI-PET Imaging artifacts: Challenges and potential solutions

AC Civelek, A Malayeri, R Evers, D Bluemke - 2016 - Soc Nuclear Med
1290 Objectives A single institution experience on a wide range of clinical PET-MRI image
artifacts are presented; ranging from inconsequential to severe cases, mimicking visceral …

Developing an efficient phase-matched attenuation correction method for quiescent period PET in abdominal PET/MRI

J Yang, J Liu, F Wiesinger, A Menini… - Physics in Medicine …, 2018 - iopscience.iop.org
Respiratory motion causes misalignments between positron emission tomography (PET)
and magnetic resonance (MR)-derived attenuation maps (µ-maps) in addition to artifacts on …

A perspective on the impact of the shine-through artifact in clinical applications of PET/MR imaging

O Ratib - Journal of Nuclear Medicine, 2015 - Soc Nuclear Med
Hybrid PET/MR imaging is emerging as a diagnostic tool in clinical practice, with the major
vendors now providing hybrid scanners that are certified for clinical use. This new hybrid …

Relative role of motion and PSF compensation in whole‐body oncologic PET‐MR imaging

Y Petibon, C Huang, J Ouyang, TG Reese, Q Li… - Medical …, 2014 - Wiley Online Library
Purpose: Respiratory motion and partial‐volume effects are the two main sources of image
degradation in whole‐body PET imaging. Simultaneous PET‐MR allows measurement of …