Results 251 to 260 of about 158,445 (307)

Simultaneous Visualization of the Carotid and Subclavian Arteries Using Non–Contrast‐Enhanced MR Angiography With a 3D Fast Field Echo Sequence and Time‐Spatial Labeling Inversion Pulse: A Comparison With 3D Time‐of‐Flight MR Angiography

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background Carotid artery stenosis is a major cause of stroke. Non‐contrast MR angiography (MRA) using time‐spatial labeling inversion pulse (Time‐SLIP) may offer potential advantages over 3D time‐of‐flight (TOF)‐MRA for simultaneous visualization of carotid, vertebral, and subclavian arteries, but remains uninvestigated.
Hitomi Numamoto   +9 more
wiley   +1 more source

Sonographic Anatomy and Imaging of the Extracranial Component of the Hypoglossal Nerve (CNXII)

open access: yesJournal of Medical Radiation Sciences, EarlyView.
The hypoglossal nerve (HN) provides motor innervation to tongue muscles responsible for tongue movement, speech, mastication, swallowing, respiratory functions and management of oral secretions. The intracranial component of the HN can be demonstrated on magnetic resonance imaging and the extracranial component can be demonstrated with sonographic ...
Michelle Fenech   +4 more
wiley   +1 more source

A large, paired dataset of robotic and handheld lumbar spine ultrasound with ground-truth CT benchmarking. [PDF]

open access: yesSci Data
Cavalcanti NA   +17 more
europepmc   +1 more source

Analysis of the Justification for Spinal Computed Tomography (CT) Scans Performed in Togo

open access: yesJournal of Medical Radiation Sciences, EarlyView.
The undeniable benefits of irradiating examinations such as CT scans should not overshadow their potential harmful effects, particularly late risks. Hence it is important to justify CT scans requested for patients. This study revealed that a significant number of spinal CT scans performed in developing countries such as Togo were not a priori justified,
Kokou Adambounou   +5 more
wiley   +1 more source

The Importance of Patient Positioning in Radiography When Utilising Automatic Exposure Control

open access: yesJournal of Medical Radiation Sciences, EarlyView.
This study highlights the impact of inaccurate patient positioning on dose and image quality when utilising the automatic exposure control (AEC) for radiographic examinations. While the AEC serves to optimise radiation dose to patients, the results here demonstrate that poor positioning can lead to significant dose implications for patients.
Adam Steward   +3 more
wiley   +1 more source

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