Quantitative imaging methods in osteoporosis

L Oei, F Koromani, F Rivadeneira… - … imaging in medicine …, 2016 - pmc.ncbi.nlm.nih.gov
Osteoporosis is characterized by a decreased bone mass and quality resulting in an
increased fracture risk. Quantitative imaging methods are critical in the diagnosis and follow …

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 …

[HTML][HTML] Silent zero TE MR neuroimaging: current state-of-the-art and future directions

E Ljungberg, NL Damestani, TC Wood… - Progress in nuclear …, 2021 - Elsevier
Abstract Magnetic Resonance Imaging (MRI) scanners produce loud acoustic noise
originating from vibrational Lorentz forces induced by rapidly changing currents in the …

Articular cartilage assessment using ultrashort echo time MRI: a review

AM Afsahi, S Sedaghat, D Moazamian… - Frontiers in …, 2022 - frontiersin.org
Articular cartilage is a major component of the human knee joint which may be affected by a
variety of degenerative mechanisms associated with joint pathologies and/or the aging …

Trajectory correction based on the gradient impulse response function improves high‐resolution UTE imaging of the musculoskeletal system

S Kronthaler, J Rahmer, P Börnert… - Magnetic …, 2021 - Wiley Online Library
Purpose UTE sequences typically acquire data during the ram** up of the gradient fields,
which makes UTE imaging prone to eddy current and system delay effects. The purpose of …

Added value of ultra-short echo time and fast field echo using restricted echo-spacing MR imaging in the assessment of the osseous cervical spine

E Deininger-Czermak, D Gascho, S Franckenberg… - La radiologia …, 2023 - Springer
Purpose To evaluate the added value of ultra-short echo time (UTE) and fast field echo
resembling a CT using restricted echo-spacing (FRACTURE) MR sequences in the …

Impact of gradient imperfections on bone water quantification with UTE MRI

X Zhao, H Lee, HK Song, CC Cheng… - Magnetic resonance in …, 2020 - Wiley Online Library
Purpose The impact of gradient imperfections on UTE images and UTE image‐derived bone
water quantification was investigated at 3 T field strength. Methods The effects of simple …

Efficient gradient waveform measurements with variable-prephasing

KD Harkins, MD Does - Journal of Magnetic Resonance, 2021 - Elsevier
Accurate measurement of gradient waveform errors can often improve image quality in
sequences with time varying readout and excitation waveforms. Self-encoding or offset-slice …

Trajectory correction for ultrashort echo-time (UTE) imaging based on the measurement of the gradient impulse response function (GIRF) with a thin-slice method

S Kronthaler, J Rahmer, P Börnert… - Proc Intl Soc Mag …, 2019 - brachyjournal.com
Reconstruction of high-quality ultrashort echo-time UTE images requires precise knowledge
of the dynamic gradient magnetic fields used to perform the spatial encoding during the …

Influence of k-space trajectory corrections on proton density map** with ultrashort echo time imaging: Application for imaging of short T2 components in white matter

P Latta, Z Starčuk Jr, MLH Gruwel, B Lattova… - Magnetic Resonance …, 2018 - Elsevier
Purpose To evaluate the impact of MR gradient system imperfections and limitations for the
quantitative map** of short T2* signals performed by ultrashort echo time (UTE) …