Vision 20/20: magnetic resonance imaging‐guided attenuation correction in PET/MRI: challenges, solutions, and opportunities

A Mehranian, H Arabi, H Zaidi - Medical physics, 2016 - Wiley Online Library
Attenuation correction is an essential component of the long chain of data correction
techniques required to achieve the full potential of quantitative positron emission …

Short-T2 MRI: Principles and recent advances

M Weiger, KP Pruessmann - Progress in nuclear magnetic resonance …, 2019 - Elsevier
Among current modalities of biomedical and diagnostic imaging, MRI stands out by virtue of
its versatile contrast obtained without ionizing radiation. However, in various cases, eg …

Zero TE MR bone imaging in the head

F Wiesinger, LI Sacolick, A Menini… - Magnetic resonance …, 2016 - Wiley Online Library
Purpose To investigate proton density (PD)‐weighted zero TE (ZT) imaging for
morphological depiction and segmentation of cranial bone structures. Methods A rotating …

Detection of small pulmonary nodules with ultrashort echo time sequences in oncology patients by using a PET/MR system

NS Burris, KM Johnson, PEZ Larson, MD Hope… - Radiology, 2016 - pubs.rsna.org
Purpose To investigate the utility of a free-breathing ultrashort echo time (UTE) sequence for
the evaluation of small pulmonary nodules in oncology patients by using a hybrid positron …

Clinical evaluation of zero-echo-time MR imaging for the segmentation of the skull

G Delso, F Wiesinger, LI Sacolick… - Journal of Nuclear …, 2015 - Soc Nuclear Med
MR-based attenuation correction is instrumental for integrated PET/MR imaging. It is
generally achieved by segmenting MR images into a set of tissue classes with known …

Comparison of lung imaging using three-dimensional ultrashort echo time and zero echo time sequences: preliminary study

K Bae, KN Jeon, MJ Hwang, JS Lee, JY Ha, KH Ryu… - European …, 2019 - Springer
Objective To determine the feasibility of using high-resolution volumetric zero echo time
(ZTE) sequence in routine lung magnetic resonance imaging (MRI) and compare free …

Retrospective respiratory self‐gating and removal of bulk motion in pulmonary UTE MRI of neonates and adults

NS Higano, AD Hahn, JA Tkach, X Cao… - Magnetic resonance …, 2017 - Wiley Online Library
Purpose To implement pulmonary three‐dimensional (3D) radial ultrashort echo‐time (UTE)
MRI in non‐sedated, free‐breathing neonates and adults with retrospective motion tracking …

Motion robust high resolution 3D free‐breathing pulmonary MRI using dynamic 3D image self‐navigator

W Jiang, F Ong, KM Johnson, SK Nagle… - Magnetic resonance …, 2018 - Wiley Online Library
Purpose To achieve motion robust high resolution 3D free‐breathing pulmonary MRI
utilizing a novel dynamic 3D image navigator derived directly from imaging data. Methods …

Pulmonary MRI of neonates in the intensive care unit using 3D ultrashort echo time and a small footprint MRI system

AD Hahn, NS Higano, LL Walkup… - Journal of Magnetic …, 2017 - Wiley Online Library
Purpose To determine the feasibility of pulmonary magnetic resonance imaging (MRI) of
neonatal lung structures enabled by combining two novel technologies: first, a 3D radial …

Ultrashort echo time and zero echo time MRI at 7T

PEZ Larson, M Han, R Krug, A Jakary… - … Resonance Materials in …, 2016 - Springer
Objective Zero echo time (ZTE) and ultrashort echo time (UTE) pulse sequences for MRI
offer unique advantages of being able to detect signal from rapidly decaying short-T2 tissue …