نتایج جستجو برای: duplex ultrasonography

تعداد نتایج: 60509  

Journal: :JBR-BTR : organe de la Societe royale belge de radiologie (SRBR) = orgaan van de Koninklijke Belgische Vereniging voor Radiologie 1989
G C Colin M Dupont

We report the case of a giant cell arteritis (GCA) in an 81-year-old man who presented with headaches and a decreased general condition associated with an important inflammatory syndrome in laboratory analysis responding to corticotherapy. Color-duplex ultrasonography (CDU) features of temporal arteries obtained with a high frequency probe permits us to underline the typical radiological presen...

2017
Joe B. Baker Christopher R. Ingraham Gabriel C. Fine Ramesh S. Iyer Eric J. Monroe

Jugular vein aneurysms are rare vascular abnormalities that are most commonly encountered in the pediatric population. We report two separate cases in infants, both of whom presented with enlarging neck masses and were found to have jugular vein aneurysms. Diagnosis was established with duplex ultrasonography, computed tomography angiography, digitally subtracted catheter venography, and magnet...

Journal: :Radiologia 2014
T Moreno Sánchez C Martín Hervás E Sola Martínez F Moreno Rodríguez

OBJECTIVE The main objectives of this study were to evaluate the sensitivity and specificity of duplex Doppler ultrasonography in the study of hemodialysis peripheral vascular access dysfunction and to analyze the resistance index and flow in the afferent artery. MATERIAL AND METHODS We prospectively studied 178 patients with 178 peripheral vascular accesses that were dysfunctional in at leas...

2013
Eun Seok Kim Hyun Jeong Kim Yong Jun Kim Su Mi Lee Ho Jin Lee Duk Song Cho Young Ki Son Seong Eun Kim Ki Hyun Kim Won Suk An

BACKGROUND Angiotensin converting enzyme (ACE) inhibitor and angiotensin receptor blocker (ARB) may induce acute kidney injury (AKI). The aim of this study was to evaluate the role of the resistive index (RI), which reflects renal artery resistance on renal duplex ultrasonography, as a predictor of AKI in chronic kidney disease (CKD) patients who are prescribed an ACE inhibitor or ARB. METHOD...

Journal: :Iranian Journal of Blood and Cancer 2022

Thromboembolic events represent the main cause of morbidity and mortality in patients with polycythemia vera. Leukocytosis has been identified as an important risk factor for development vascular thrombosis. A 47-year-old woman vera presented pain swelling her right calf. She was scheduled to receive anagrelide which effective on thrombocytosis, but leukocytosis persisted. diagnosed thrombosis ...

Journal: :The Journal of the Association of Physicians of India 2016
M Satheesh Kumar Ayush Lohiya Viviktha Ramesh Priyamadhaba Behera Sarika Palepu S A Rizwan

OBJECTIVES To compare pulse oximetry and Ankle-Brachial Index (ABI) with duplex ultrasonography as reference standard to determine the diagnostic accuracy for screening asymptomatic PVD in type 2 diabetes mellitus. METHODS This cross-sectional study was conducted in 2012 at tertiary hospital in Madurai among diabetic patients attending the medicine outpatient department (OPD). Type 2 Diabetes...

Journal: :Journal of neuroimaging : official journal of the American Society of Neuroimaging 2000
V Kuhl B Tettenborn B M Eicke A Visbeck S Meckes

The introduction of color-coded duplex ultrasonography has improved the ease of performing ultrasound investigations of the vertebral arteries. So far, normal values of flow velocities have been reported only for the intertransverse region of the vertebral artery (V2 segments). Atherosclerotic disease at the origin of the vertebral arteries (V0 segment) is frequent and is one of the risk factor...

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