نتایج جستجو برای: cerebral stroke

تعداد نتایج: 286956  

Journal: :Journal of Drug Delivery and Therapeutics 2023

Nicotinamide Phosphoribosyl transferase (NAMPT) is an important enzyme in the biosynthesis NAD+ and byproduct nicotinamide mononucleotide (NMN) also a vital intermediate synthesis. More importantly, has been found to have therapeutic potential management treatment of brain diseases such as stroke, depression, cerebral ischemic injury. In this review, we looked critically at studies that sought ...

پایان نامه :دانشگاه آزاد اسلامی واحد علوم پزشکی تهران - دانشکده علوم پزشکی 1389

هدف: این مطالعه به منظور بررسی عملکرد لایه رتینال پیگمانته در افراد مبتلا به cerebral palsy به وسیله تکنیک الکترواوکولوگرام در پلی کلینیک قدس طی سالهای 1387 تا 1388 انجام شده است.روش مطالعه: این مطالعه به صورت یک بررسی مشاهده ای (observational) توصیفی - تحلیلی (descriptive-analytical) مقطعی (cross-sectional) انجام شده است. حجم نمونه مورد بررسی در این مطالعه شامل دو گروه 25 نفری بود که یک گروه م...

2017
Ming Xiao Qiang Li Hua Feng Le Zhang Yujie Chen

During the initial stages of hemorrhagic stroke, including intracerebral hemorrhage and subarachnoid hemorrhage, the reflex mechanisms are activated to protect cerebral perfusion, but secondary dysfunction of cerebral flow autoregulation will eventually reduce global cerebral blood flow and the delivery of metabolic substrates, leading to generalized cerebral ischemia, hypoxia, and ultimately, ...

Journal: :Circulation 2009
Julius L Decano Jason C Viereck Ann C McKee James A Hamilton Nelson Ruiz-Opazo Victoria L M Herrera

BACKGROUND Early-life risk factor exposure increases aortic atherosclerosis and blood pressure in humans and animal models; however, limited insight has been gained as to end-organ complications. METHODS AND RESULTS We investigated the effects of early-life Na exposure (0.23% versus 0.4% NaCl regular rat chow) on vascular disease outcomes using the inbred, transgenic [hCETP](25) Dahl salt-sen...

2011
Jee Youn Jung Hyun Ryu

Background and Purpose—Stroke is one of the leading causes of adult disability and death in developing countries. However, early diagnosis is difficult and no reliable biomarker is currently available. Thus, we applied a H-NMR metabolomics approach to investigate the altered metabolic pattern in plasma and urine from patients with cerebral infarctions and sought to identify metabolic biomarkers...

2015
Zhen-Ni Guo Yingqi Xing Shuang Wang Hongyin Ma Jia Liu Yi Yang

Cerebral small vessel disease is a major cause of stroke and vascular dementia; however, the pathogenesis is largely unclear. In this study, we investigated the characteristics of the impairment of dynamic cerebral autoregulation (dCA) in lacunar infarction patients. Seventy-one lacunar infarction patients were enrolled in the study, including 46 unilateral middle cerebral artery (MCA) territor...

Journal: :Journal of Drug Delivery and Therapeutics 2022

Stroke is an acute neuro-deficit disease that occurs when there a disturbance of cerebral blood flow. There are two kinds stroke, hemorrhagic stroke and ischemic stroke. Ischemic due to the formation thrombosis emboli. Thrombosis emboli block bloodstream in small vessels or prominent vessels. Drugs can cause hemostasis mechanism, such as antiplatelets, usually used on management. This study aim...

2012
Mikio C. Aoi Kun Hu Men-Tzung Lo Magdy Selim Mette S. Olufsen Vera Novak

Dynamic cerebral autoregulation (dCA) is impaired following stroke. However, the relationship between dCA, brain atrophy, and functional outcomes following stroke remains unclear. In this study, we aimed to determine whether impairment of dCA is associated with atrophy in specific regions or globally, thereby affecting daily functions in stroke patients.We performed a retrospective analysis of ...

1999
Cristina Motto Edoardo Boccardi Livia Candelise

Background and Purpose—Hemorrhagic transformation is frequently seen on CT scans obtained in the subacute phase of ischemic stroke. Its prognostic value is controversial. Methods—We analyzed 554 patients with acute ischemic stroke enrolled in the Multicenter Acute Stroke Trial–Italy (MAST-I) study in whom a second CT scan was performed on day 5. Presence of 1) intraparenchymal hemorrhages (hema...

2013
Daniel F. Mackay Sally Haw David E. Newby Peter Langhorne Suzanne M. Lloyd Alex McConnachie Jill P. Pell

BACKGROUND Previous studies have reported a reduction in acute coronary events following smoke-free legislation. Evidence is lacking on whether stroke is also reduced. The aim was to determine whether the incidence of stroke, overall and by sub-type, fell following introduction of smoke-free legislation across Scotland on 26 March 2006. METHODS AND FINDINGS A negative binomial regression mode...

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