Results 111 to 120 of about 4,993 (209)

Evaluation of normal cadaveric Achilles tendon and enthesis with ultrashort echo time (UTE) magnetic resonance imaging and indentation testing

open access: yesNMR in Biomedicine, 2018
Entheses are regions where tendons and ligaments attach to bone, and are the primary target in seronegative and other diseases of the musculoskeletal (MSK) system.
B. Chen   +8 more
semanticscholar   +1 more source

Fast 3D UTE in vivo T1 and T2*$$ {\mathrm{T}}_2^{\ast } $$ mapping of fast relaxing knee tissues at 3 T

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 2, Page 693-705, February 2026.
Abstract Purpose UTE MR imaging captures quantitative signals in fast‐relaxing tissues, enabling anatomical visualization and quantitative assessment of T1 and T2*$$ {\mathrm{T}}_2^{\ast } $$ relaxation times. However, the clinical application of quantitative UTE MRI is limited by long acquisition times.
Maik Rothe   +7 more
wiley   +1 more source

A systems view of risk factors for knee osteoarthritis reveals insights into the pathogenesis of the disease. [PDF]

open access: yes, 2015
Early detection of osteoarthritis (OA) remains a critical yet unsolved multifaceted problem. To address the multifaceted nature of OA a systems model was developed to consolidate a number of observations on the biological, mechanical and structural ...
Andriacchi, T.P.   +3 more
core   +1 more source

Making RF coils MR‐invisible by additive manufacturing using magnetically filled polymer

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 2, Page 1279-1288, February 2026.
Abstract Purpose Short‐T2 MRI is sensitive not only to targeted tissues but also to signals from materials in RF coils, which can lead to image background artifacts. Current solutions to this problem either compromise imaging performance or impose restrictions on coil design.
Markus Weiger   +6 more
wiley   +1 more source

T2 Relaxation during Radiofrequency (RF) pulses

open access: yes, 2023
Radiofrequency (RF) pulses are a critical part of every MRI pulse sequence, and must be specifically designed for ultrashort echo time (UTE) and zero echo time (ZTE) acquisitions.
Larson, Peder E. Z.
core   +1 more source

Impact of Surgical Diaphragmatic Repair on Central Airway Shape in Neonatal Congenital Diaphragmatic Hernia

open access: yesPediatric Pulmonology, Volume 61, Issue 2, February 2026.
ABSTRACT Rationale Neonates with congenital diaphragmatic hernia (CDH) frequently experience central airway abnormalities, including tracheobronchomalacia, which persist post‐surgical repair. However, these complications often remain underdiagnosed due to reliance on symptomatic evaluation and limited use of bronchoscopy.
Chamindu C. Gunatilaka   +8 more
wiley   +1 more source

Current Uses for Medical Imaging With Orthopaedic Implant Technology

open access: yesJournal of Orthopaedic Research, Volume 44, Issue 1, January 2026.
ABSTRACT Musculoskeletal applications have been at the forefront of medical imaging since the first‐ever x‐ray was taken of a hand. Radiography remains routine in orthopaedics for surgical planning and diagnosing implant complications. Fluoroscopy is used to guide intra‐operative implant placement and to assess kinematics of different implants ...
Jordan S. Broberg, Matthew G. Teeter
wiley   +1 more source

Inversion-recovery ultrashort-echo-time (IR-UTE) MRI-based detection of radiation dose heterogeneity in gynecologic cancer patients treated with HDR brachytherapy

open access: yesRadiation Oncology
Purpose To evaluate the relationship between delivered radiation (RT) and post-RT inversion-recovery ultrashort-echo-time (IR-UTE) MRI signal-intensity (SI) in gynecologic cancer patients treated with high-dose-rate (HDR) brachytherapy (BT).
Khadija Sheikh   +9 more
doaj   +1 more source

3D Cartesian ultrashort double half‐echo imaging of the lung parenchyma for water density imaging

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 1, Page 101-111, January 2026.
Abstract Purpose Develop and illustrate a 3D double half‐echo Cartesian UTE method for spin‐density weighted imaging of the lung parenchyma and calculation of lung water density (LWD). Methods A 3D gradient‐echo pulse sequence was modified to acquire half‐echoes, to enable UTEs (TE/TR = 145 μs/1.2 ms), with an acquired resolution of 3.125 mm by 3.125 ...
Richard B. Thompson   +5 more
wiley   +1 more source

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