Making the invisible visible—ultrashort echo time magnetic resonance imaging: technical developments and applications

Y Ma, H Jang, S Jerban, EY Chang, CB Chung… - Applied Physics …, 2022 - pubs.aip.org
Magnetic resonance imaging (MRI) uses a large magnetic field and radio waves to generate
images of tissues in the body. Conventional MRI techniques have been developed to image …

Ultrashort echo time magnetic resonance imaging techniques: met and unmet needs in musculoskeletal imaging

AM Afsahi, Y Ma, H Jang, S Jerban… - Journal of Magnetic …, 2022 - Wiley Online Library
This review article summarizes recent technical developments in ultrashort echo time (UTE)
magnetic resonance imaging of musculoskeletal (MSK) tissues with short‐T2 relaxation …

Trabecular bone imaging using a 3D adiabatic inversion recovery prepared ultrashort TE Cones sequence at 3T

YJ Ma, Y Chen, L Li, Z Cai, Z Wei… - Magnetic resonance …, 2020 - Wiley Online Library
Purpose To investigate direct imaging of trabecular bone using a 3D adiabatic inversion
recovery prepared ultrashort TE cones (3D IR‐UTE‐Cones) sequence. Methods The …

Quantitative ultrashort echo time (UTE) magnetic resonance imaging of bone: an update

YJ Ma, S Jerban, H Jang, D Chang… - Frontiers in …, 2020 - frontiersin.org
Bone possesses a highly complex hierarchical structure comprised of mineral (~ 45% by
volume), organic matrix (~ 35%) and water (~ 20%). Water exists in bone in two forms: as …

Ultrashort Echo Time (UTE) MRI porosity index (PI) and suppression ratio (SR) correlate with the cortical bone microstructural and mechanical properties: Ex vivo …

S Jerban, Y Ma, S Alenezi, D Moazamian, J Athertya… - Bone, 2023 - Elsevier
Ultrashort echo time (UTE) MRI can image and consequently enable quantitative
assessment of cortical bone. UTE-MRI-based evaluation of bone is largely underutilized due …

Synthetic CT in musculoskeletal disorders: a systematic review

AF Lombardi, YJ Ma, H Jang, S Jerban, J Du… - Investigative …, 2023 - journals.lww.com
Repeated computed tomography (CT) examinations increase patients' ionizing radiation
exposure and health costs, making an alternative method desirable. Cortical and trabecular …

Achilles tendon and enthesis assessment using ultrashort echo time magnetic resonance imaging (UTE‐MRI) T1 and magnetization transfer (MT) modeling in …

D Moazamian, JS Athertya, S Dwek… - NMR in …, 2024 - Wiley Online Library
The purpose of this study is to investigate the use of ultrashort echo time (UTE) magnetic
resonance imaging (MRI) techniques (T1 and magnetization transfer [MT] modeling) for …

Correlations of cortical bone microstructural and mechanical properties with water proton fractions obtained from ultrashort echo time (UTE) MRI tricomponent T2 …

S Jerban, X Lu, EW Dorthe, S Alenezi, Y Ma… - NMR in …, 2020 - Wiley Online Library
Mechanical and microstructural evaluations of cortical bone using ultrashort echo time
magnetic resonance imaging (UTE‐MRI) have been performed increasingly in recent years …

Age-related decrease in collagen proton fraction in tibial tendons estimated by magnetization transfer modeling of ultrashort echo time magnetic resonance imaging …

S Jerban, Y Ma, B Namiranian, A Ashir, H Shirazian… - Scientific Reports, 2019 - nature.com
Clinical magnetic resonance imaging (MRI) sequences are not often capable of directly
visualizing tendons. Ultrashort echo time (UTE) MRI can acquire high signal from tendons …

MRI-based porosity index (PI) and suppression ratio (SR) in the tibial cortex show significant differences between normal, osteopenic, and osteoporotic female …

S Jerban, Y Ma, D Moazamian, J Athertya… - Frontiers in …, 2023 - frontiersin.org
Introduction Ultrashort echo time (UTE) MRI enables quantitative assessment of cortical
bone. The signal ratio in dual-echo UTE imaging, known as porosity index (PI), as well as …