نتایج جستجو برای: vascular abnormalities

تعداد نتایج: 316563  

Marzie Adabi, Payam Saadat,

Background: Spinal dural AVF is the most common type of spinal vascular malformation. However, presenting symptoms differ according to site of spinal involvement. This study described a case of arteriovenous malformation with paraparesis and incontinence. Case Presentation: Diagnosis of patient was confirmed by clinical and imaging examination using magnetic resonance image and ruling out ot...

FS ASLANI, L DASTGHEIB, P PEYRAVI,

Autoerythrocyte sensitization syndrome CABS) is a rare purpuric disorder of women characterized by inflammatory and painful ecchymotic lesions unrelated to blood clotting or vascular abnormalities. Gastrointestinal bleeding, hematuria, headache or syncopal attacks may also be observed. Our patient is a 33-year-old woman presenting with recurrent severe painful ecchymotic lesions on both lo...

Journal: :AJNR. American journal of neuroradiology 2009
D Y Yoon S K Chang C S Choi W-K Kim J-H Lee

BACKGROUND AND PURPOSE The aim of our study was to assess the accuracy of multidetector row CT angiography (MDCTA) in the detection of the underlying vascular abnormalities causing spontaneous lobar intracerebral hemorrhage (ICH) compared with conventional digital subtraction angiography (DSA). MATERIALS AND METHODS Seventy-eight patients who underwent MDCTA with use of a 16-detector row scan...

Journal: :Indian Journal of Radiology and Imaging 2023

Abstract According to the International Society for Study of Vascular Anomalies (ISSVA) classification, vascular anomalies include a diverse range pathologies, classified as either tumors or malformations. This last revised in 2018, aims explain biological basis lesions and help clinicians manage anomalies. In tumors, there are proliferative changes endothelial cells, while malformations primar...

Hemangiomas are tumors of blood vessels identified by rapid endothelial cell proliferation in early infancy followed by involution over time. All other abnormalities are malformations resulting from anomalous development of vascular plexuses. This lesion in the oral cavity is not common. Despite its benign origin and behaviour, it is always of clinical importance to the dental profession and re...

Journal: :Hypertension 2000
H D Intengan E L Schiffrin

Abnormalities of resistance arteries may play a role in the pathogenesis and pathophysiology of hypertension in experimental animals and humans. Vessels that, when relaxed, measure <400 microm in lumen diameter act as the major site of vascular resistance and include a network of small arteries (lumen approximately 100 to 400 microm) and arterioles (<100 microm). Because increased peripheral re...

Journal: :The Journal of clinical endocrinology and metabolism 2017
Marina Shargorodsky Michal Kovo Letizia Schraiber Jacob Bar

Context Heritability of diabetes is associated with hyperinsulinemia, impaired endothelial function, and inflammatory up-regulation. However, no studies have examined whether a family history of diabetes (FHD) effects placental vascular circulation. Objective The current study was designed to investigate the impact of a first-degree FHD on placental vascular circulation and inflammatory lesio...

Journal: :Hypertension 2009
Martin Ritt Roland E Schmieder

The retina offers a beautiful and unique opportunity to visualize and examine the body’s microvasculature safely, repeatedly, quickly, and noninvasively in vivo. Retinal arterioles appear to undergo similar changes as cerebral and peripheral arterioles in hypertension, indicating that retinal arteriolar abnormalities mirror structural and functional microvascular changes elsewhere in end-organ ...

Journal: :caspian journal of internal medicine 0
payam saadat department of neurology, ayatollah rouhani hospital, babol, iran marzie adabi department of internal medicine, ayatollah rouhani hospital, babol, iran

background: spinal dural avf is the most common type of spinal vascular malformation. however, presenting symptoms differ according to site of spinal involvement. this study described a case of arteriovenous malformation with paraparesis and incontinence. case presentation: diagnosis of patient was confirmed by clinical and imaging examination using magnetic resonance image and ruling out other...

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