Results 81 to 90 of about 1,062,427 (307)

Coronary Angiography after Cardiac Arrest without ST‐Segment Elevation

open access: yesNew England Journal of Medicine, 2019
BACKGROUND Ischemic heart disease is a major cause of out‐of‐hospital cardiac arrest. The role of immediate coronary angiography and percutaneous coronary intervention (PCI) in the treatment of patients who have been successfully resuscitated after ...
J. Lemkes   +37 more
semanticscholar   +1 more source

Two causes of COVID‐19‐related myocardial injury‐associated cardiogenic shock: Myocarditis and microvascular thrombosis

open access: yes
ESC Heart Failure, Volume 12, Issue 2, Page 1514-1522, April 2025.
Takamasa Iwai   +4 more
wiley   +1 more source

Cognition–Eye–Brain Connection in Alzheimer's Disease Spectrum Revealed by Multimodal Imaging

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background The connection between cognition, eye, and brain remains inconclusive in Alzheimer's disease (AD) spectrum disorders. Purpose To explore the relationship between cognitive function, retinal biometrics, and brain alterations in the AD spectrum. Study Type Prospective.
Yan Shi   +12 more
wiley   +1 more source

Quantitative Evaluation of Carotid Artery Stenosis by Multi‐VENC 4D Flow MRI: Incorporating Turbulent Kinetic Energy for Clinical Validity

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background Cervical internal carotid artery stenosis (ICS) is a recognized risk factor for ischemic stroke, yet morphological severity alone may not fully reflect hemodynamic alterations. Turbulent kinetic energy (TKE), derived from multi‐velocity‐encoding (multi‐VENC) four‐dimensional (4D) flow MRI, may provide a robust marker for ICS ...
Takahiro Ando   +11 more
wiley   +1 more source

Analysis of Intra-Aneurysmal Flow for Cerebral Aneurysms with Cerebral Angiography

open access: yesAmerican Journal of Neuroradiology, 2012
BACKGROUND AND PURPOSE: Hemodynamics is an important factor in the development and rupture of cerebral aneurysms. Current techniques for measuring blood flow in cerebral aneurysms suffer from various limitations and have not been able to address our ...
L. Jou, M. Mawad
semanticscholar   +1 more source

Optimising Radiation Dose Estimation: UNSCEAR DAP‐to‐ED Conversion in Uterine Artery Embolisation

open access: yesJournal of Medical Radiation Sciences, EarlyView.
This study uses the conversion factors from the ‘UNSCEAR Global Survey on Medical Exposure: A User Manual’ to estimate radiation dose exposure for patients undergoing uterine artery embolisation. Estimating the effective dose provides interventional radiologists and interventional radiographers a better understanding of the stochastic risks associated ...
Don J. Nocum, John Robinson, Warren Reed
wiley   +1 more source

Cerebral Angiography in a Neurosurgical Service [PDF]

open access: green, 1956
Stevens Dimant, C. P. Moxon, N.A. Lewtas
openalex   +1 more source

Pre‐operative transcranial Doppler ultrasound assessment of cerebral collateral circulation in children undergoing veno‐arterial extracorporeal membrane oxygenation or cardiac surgery

open access: yesJournal of Medical Radiation Sciences, EarlyView.
A pre‐cannulation survey of the circle of Willis (CoW) using transcranial Doppler (TCD) ultrasound was implemented to assess cerebral collateral circulation in children undergoing VA ECMO or cardiac surgery with cervical cannulation. The technique, in use since 2019, employs high‐end ultrasound platforms to assess brain morphology, haemorrhage and ...
Tristan Reddan   +3 more
wiley   +1 more source

Comparative Effectiveness of Immersive Virtual Reality and Traditional Didactic Training on Radiation Safety in Medical Professionals: A Crossover Study

open access: yesJournal of Medical Radiation Sciences, EarlyView.
This study evaluates the comparative effectiveness of immersive virtual reality (VR) training and traditional didactic training on radiation safety among medical professionals, with a focus on reducing radiation exposure. A 2‐year randomised crossover trial involving 39 participants from cardiac catheterisation labs and orthopaedic theatres was ...
Wanjiku Mwangi, Yuki Tanaka
wiley   +1 more source

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