نتایج جستجو برای: vascular lesions

تعداد نتایج: 375258  

2003
Huan LI

Distribution of atherosclerotic vascular lesions in the intracranial posterior circulation has not been as well documented as in the anterior circulation. Data regarding this aspect among Asian stroke patients are scarce. In present study, we sought to investigate the distribution of posterior circulation vascular lesions in Chinese stroke patients. We examined consecutive patients with acute i...

Journal: :Journal of pharmaceutical and biological sciences 2021

Vertigo is a sense of spinning dizziness. There no ideal medicine for treatment vertigo and The duration dizziness/vertigo: attacks may last seconds or minutes (as in vestibular paroxysm) hours Menière’s disease migraine). Diagnosis remains challenge many physicians. Many drugs produce dizziness side effects such as some antibiotics , diuretics, mucolytics NSAIDs. Symptoms are usually managed w...

Journal: :acta medica iranica 0
hadi rokni-yazdi advanced diagnostic and interventional radiology research center (adir), imaging medical center, imam hospital, tehran university of medical sciences, tehran, iran. mahsa ghajarzadeh brain and spinal injury repair research center, tehran university of medical sciences, tehran, iran. amir hossein keyvan department of infectious diseases, imam hospital, tehran university of medical sciences, tehran, iran. mohammad javad namavar department of infectious diseases, imam hospital, tehran university of medical sciences, tehran, iran. sepehr azizi department of infectious diseases, imam hospital, tehran university of medical sciences, tehran, iran.

venous malformations are the most common form of symptomatic vascular malformations. vm s could classify into low-flow lesions (vms) and high-flow lesions (avms). for low-flow venous lesions, direct percutaneous puncture with injection of sclerosing agents (sclerotherapy) has been described as a successful therapy. in this article, we want to introduce a patient who treated with ethanol sclerot...

Journal: :Oncology 1986
M Waner J Y Suen

Congenital vascular lesions are often misdiagnosed and, for the most part, left untreated. The absence of a uniformly accepted classification of these lesions and confusion over their natural history are partly responsible. A new classification of these lesions recognizes two distinct groups of lesions, hemangiomas and vascular malformations. Hemangiomas are usually not present at birth, prolif...

2009
Chang-Woo Ryu Jae Kyun Kim Sang Joon Kim Jeong Hyun Lee Jeoung Hyun Kim Hong Il Ha Dae Chul Suh

OBJECTIVE This study was designed to evaluate the usefulness of three-phase CT to characterize the hemodynamics of vascular lesions in the head and neck area. MATERIALS AND METHODS We analyzed vascular malformations of head and neck regions in 21 patients with the use of three-phase CT, including pre-contrast phase, vascular phase (scan delay: 20-35 seconds after intravenous contrast material...

2017
Tim Bastian Braemswig Christian H. Nolte Jochen B. Fiebach Tatiana Usnich

Background Early new ischemic lesions are common in patients with an acute ischemic stroke. These new ischemic lesions may represent the natural course of the initial stroke or de novo events. Objective We hypothesized that early new ischemic lesions located outside the initially affected vascular territory would point at de novo events. Therefore, we differentiated new ischemic lesions locat...

Journal: :AJNR. American journal of neuroradiology 1991
J Abramowitz J E Dion M E Jensen M Lones G R Duckwiler F Viñuela J R Bentson

Schwannomas are tumors derived from nerve sheath cells, which are often located in the head and neck, including the CNS. Although a definitive vascular pattern has been previously characterized for these lesions, preoperative embolization of the more vascular schwannomas has not been described. In a review of eight patients with schwannomas who underwent angiography at our institution since 198...

 Background: Behçet’s disease (BD) is a multi-system inflammatory vascular disorder with auto immunity background. It is a genetic disease that may be affected by environmental factors. Behçet’s disease may involve different organs like urogenital, skin, eyes and gastrointestinal system. According to geographic area and genetic predisposition, prevalence of the disease is different. The aim of...

Baghdadi Taghi Balighi Kamran Espandar Ramin Tork Ali Naser Yazdanian Shideh

The Proteus syndrome comprises an association of asymmetrical overgrowth of almost any part of the body, verrucous epidermal naevi, vascular malformations and lipoma-like subcutaneous hamartoma. Both sexes are affected with equal frequency and severity and it is not transmitted genetically. Here a 16-year-old man with asymmetric overgrowth of the extremities, macrodactyly, cerebriform hypertrop...

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