نتایج جستجو برای: duplex ultrasonography

تعداد نتایج: 60509  

Journal: :Annals of the Academy of Medicine, Singapore 2007
Hoe-Chin Chua Yih-Yian Sitoh Arul Earnest N Venketasubramanian

INTRODUCTION Duplex ultrasonography is an excellent non-invasive screening tool for carotid artery stenosis. The aim of this study was to evaluate optimal ultrasonographic criteria for determination of internal carotid artery stenosis with reference to digital subtraction angiography. MATERIALS AND METHODS From January 1995 to December 2003, 114 symptomatic patients underwent both duplex ultr...

2009
Seong Jin Yim Jung Ho Ryu Jong Sam Baik Jeong Yeon Kim Jae Hyeon Park Sang Won Han

BACKGROUND Agenesis of the common carotid artery (CCA) resulting in separation of the origin of the external carotid artery (ECA) and internal carotid artery (ICA) from the aortic arch is rare. Fewer than 25 cases have been reported, and correlative ultrasound data were available for only 1 of them. CASE REPORT A 52-year-old woman visited the hospital with a 3-day history of vertigo and heada...

2017
Arzu KAYA Gürkan AKGÖL Arif GÜLKESEN Ahmet Kürşad POYRAZ Tülay YILDIRIM Murad ATMACA

©2018 Turkish League Against Rheumatism. All rights reserved. ABSTRACT Objectives: This study aims to evaluate cerebral blood flow using color duplex Doppler ultrasonography in patients with fibromyalgia syndrome (FMS). Patients and methods: The study included 30 female patients with FMS (mean age 42.3 years; range 22 to 59 years) and 30 female healthy controls (mean age 39.6 years; range 22 to...

2012
Kelly R. Byrnes Charles B. Ross

The management of atherosclerotic carotid occlusive disease for stroke prevention has entered a time of dramatic change. Improvements in medical management have begun to challenge traditional interventional approaches to asymptomatic carotid stenosis. Simultaneously, carotid artery stenting (CAS) has emerged as an alternative to carotid endarterectomy (CE). Finally, multiple factors beyond degr...

2010
Stephen Wai-Luen Lee Chor-Cheung Tam Ka-Lam Wong Shun-Ling Kong See-Yue Yung Yiu-Tung Wong Suk-Yee Chiu Cheung-Chi Lam Ki-Wan Chan Hon-Wah Chan

BACKGROUND We evaluated the long term clinical outcomes of femoral vascular closure devices following its deployment in coronary angiography and percutaneous coronary intervention (PCI) procedures. METHODS From June 2000 to September 2004, 265 patients who received femoral vascular closure devices after coronary angiography and PCIs were enrolled into the study. Patients' medical records were...

Journal: :Annals of vascular diseases 2014
Yasushi Shiraishi

OBJECTIVE To evaluate the relationship between arterial inflow rate (AIR) and venous filling index (VFI) in limbs with or without varicose veins, assessed by air plethysmography (APG). MATERIALS AND METHODS A total of 142 patients (142 limbs) visiting our clinic with leg complaints, but without arterial and venous disease, were defined as the normal group (NG), and 65 patients (65 limbs) with...

Journal: :Archives of otolaryngology--head & neck surgery 2000
S W Cheng A C Ting L K Lam W I Wei

OBJECTIVE To determine the prevalence and risk factors for radiation-induced carotid stenosis in patients with malignant neoplasms of the head and neck. DESIGN Prospective cross-sectional screening of extracranial carotid stenosis by color-flow duplex ultrasonography with an analysis of demographic and comorbid risk factors. SETTING Tertiary oncology and vascular referral center. PATIENTS...

2013
Ashraf Hasan Fayez Yasser El-Khayat Hosam Hosny Shady Zaki Rany Shamloul

INTRODUCTION The aim of the work is to evaluate the effect of repeated intracavernosal self-injection of vasoactive drugs in patients with elevated End Diastolic Velocity (>5 cm/sec) during pharmacopenile duplex ultrasonography (PPDU). METHODS Duplex evaluation was performed to the patients on self-injection therapy for comparison of end diastolic velocity and resistive index before and after...

Journal: :Circulation 1989
L A Killewich G R Bedford K W Beach D E Strandness

Duplex scanning has been proposed as a safe alternative to contrast venography for diagnosing deep venous thrombosis, but its accuracy has not been proved. In this prospective, double-blind study of 47 patients, the sensitivity and specificity of duplex scan criteria were determined relative to contrast venography for lower extremity deep venous thrombosis. Criteria considered to show the prese...

2012
Aung Htet Han Ni

Introduction: In paediatric practice, the underlying anatomical abnormalities of urinary tract need to be considered in recurrent urinary tract infection. Case Report: A 5 year old girl presented with recurrent urinary tract infection. Ultrasonography revealed rounded anechoic lesion at the vesicle base continuous with dilated tubular structure inferolaterally to the left side of bladder sugges...

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