نتایج جستجو برای: blood vessel diseases

تعداد نتایج: 1436879  

Journal: :MATEC web of conferences 2023

This study concerns the two-dimensional structure computational results of renal artery stenosis. In this paper, turbulent flow stenosed vessel is stimulated and correlates different stages stenosis with each other. As we know that blood in most vessels laminar, but case vessel, becomes turbulent; due to blockage does not linearly produces chaos. Several liquid parameters are analyzed, such as ...

2011

Ocular fundus image assessment has been extensively used by ophthalmologists for diagnosing vascular and non vascular pathology. Examining the retinal blood vessel network may reveal arteriosclerosis, diabetes, hypertension, cardiovascular disease and stroke [12]. Furthermore, the segmentation of the vessel network is the most suitable representation for the retinal image registration since vas...

2016
Hamid-Reza Mohammadi-Motlagh Kamran Mansouri Ali Mostafaie

Introduction: Angiogenesis, the process of new blood vessel formation from pre-existing vessels, has important physiological roles in embryonic development, female reproduction cycle, and wound healing. It is also crucial for pathological processes in several diseases especially tumor growth and metastasis. Thereby, inhibition of angiogenesis as an addition to the conventional therapies such as...

Journal: :Japanese Journal of Radiological Technology 1996

2001
Stephen Holt

he phenomenon of antiangiogenesis has attracted considerable interest in the scientific community. Angiogenesis plays a major role as a determining factor in a variety of diseases, including: cancer, arthritis, skin conditions, eye disorders, and inflammatory disease. The application of methods to manipulate angiogenesis has created fascinating therapeutic options, including the potential of na...

2017

A new high-resolution MR (HR-MR) black-blood imaging technique has been developed that enables examination of intra-cranial arterial vessel walls. HR-MR images can show arterial wall thickening (concentric or asymmetric), atherosclerotic plaque, intramural hemorrhage, and enhancement. HR-MR shows promise for the diagnosis of several cerebrovascular diseases: Atherosclerosis Arteritis Reversible...

2014
Gerald Liew Jie Jin Wang Elena Rochtchina Tien Yin Wong Paul Mitchell

OBJECTIVE The influence of hematological indices such as complete blood count on microcirculation is poorly understood. Retinal microvasculature can be directly visualized and vessel calibers are associated with a range of ocular and systemic diseases. We examined the association of complete blood count with retinal vessel calibers. METHODS Cross-sectional population-based Blue Mountains Eye ...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی استان قزوین - دانشکده پزشکی 1390

چکیده ندارد.

Journal: :Srpski Arhiv Za Celokupno Lekarstvo 2022

The blood-brain barrier (BBB) is formed by continuous, closely connected endothelial cells, enveloped in the basal lamina, pericytes, and foot extensions of astrocytes. BBB has a vital role brain metabolism protects parenchyma from harmful agents present systemic circulation. Damage to an increase its permeability have important many neurodegenerative diseases. This paper aims review literature...

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