Results 151 to 160 of about 141,412 (299)

STRUCTURAL CHANGES IN MICROCIRCULATORY VESSELS AND THEIR SURROUNDINGS IN THE PRIMARY VISUAL CORTEX OF 3- AND 18-MONTH-OLD RATS WITH RETINAL PHOTODAMAGE AND STRUCTURAL CHANGE CORRECTION [PDF]

open access: bronze, 2020
Yu. O. Bakhareva   +8 more
openalex   +1 more source

Assessment of Small Vessel Density Changes in Cerebral Autosomal Dominant Arteriopathy With Subcortical Infarcts and Leukoencephalophy (CADASIL) by High‐Resolution Black‐Blood MRI

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background Direct assessments of cerebral small vessels in Cerebral Autosomal Dominant Arteriopathy with Subcortical Infarcts and Leukoencephalopathy (CADASIL) remain a challenge. Purpose To investigate changes of cerebral small vessels in CADASIL using iso‐0.5 mm black‐blood MRI. Study Type Case control study.
Zidong Yang   +9 more
wiley   +1 more source

Evaluation of Macular Retinal Vessels and Histological Changes in Two Cases of COVID-19. [PDF]

open access: yesBiomedicines, 2021
Hernandez M   +8 more
europepmc   +1 more source

Overview of Diagnostic Ultrasound Safety

open access: yesJournal of Ultrasound in Medicine, EarlyView.
Ultrasound is widely regarded as a safe imaging modality; however, emerging ultrasound‐based techniques—such as shear wave elastography and contrast‐enhanced ultrasound—operate with varying acoustic output parameters that may approach or exceed traditional diagnostic limits. As these technologies are increasingly integrated into human research studies,
Saubhagya Srivastava   +5 more
wiley   +1 more source

FOXC1 regulates endothelial CD98 (LAT1/4F2hc) expression in retinal angiogenesis and blood-retina barrier formation

open access: yesNature Communications
Angiogenesis, the growth of new blood vessels from pre-existing vasculature, is essential for the development of new organ systems, but transcriptional control of angiogenesis remains incompletely understood.
Teena Bhakuni   +10 more
doaj   +1 more source

Measuring Temporal and Spatial Variability of Red Blood Cell Velocity in Human Retinal Vessels. [PDF]

open access: yesInvest Ophthalmol Vis Sci, 2021
Warner RL   +4 more
europepmc   +1 more source

Materials Employed in Preoperative Embolization for Nasopharyngeal Angiofibroma: A Meta‐Analysis

open access: yesThe Laryngoscope, EarlyView.
Studies have shown that pre‐surgical embolization improves outcomes for JNA, but the choice of embolization material remains a topic of debate. This study found PVA is the most used material, and that there may be differences in outcomes and complications between embolization materials.
Pranav A. Patel   +7 more
wiley   +1 more source

A New Seeded Region Growing Technique for Retinal Blood Vessels Extraction

open access: yesJournal of Medical Signals and Sensors, 2014
Distribution of retinal blood vessels (RBVs) in retinal images has an important role in the prevention, diagnosis, monitoring and treatment of diseases, such as diabetes, high blood pressure, or heart disease.
Atefeh Sadat Sajadi   +1 more
doaj  

Evaluation of outer nuclear layer overshadowed by retinal vessels in retinitis pigmentosa. [PDF]

open access: yesEye (Lond), 2022
Otsuka Y   +8 more
europepmc   +1 more source

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