نتایج جستجو برای: valvular reflux
تعداد نتایج: 27921 فیلتر نتایج به سال:
abstract background: the optimal therapy of acute iliofemoral venous thrombosis is still a matter of debate. the purpose of our study was to evaluate the late results of iliofemoral thrombectomy with regard to the prevention of the development of a post thrombotic syndrome (pts). methods: during 2000-2003, 18 patients underwent transfemoral venous thrombectomy for acute iliofemoral venous throm...
The treatment of deep venous valvular reflux for advanced chronic venous insufficiency (CVI) has been cyclical in nature. During the late 1 960s and early 1 970s there was enthusiasm for ablation of the superficial venous system — saphenous and its branches as well as perforating veins, as the sole management for venous ulcer with deep venous reflux.’ Both the ulcer recurrence rate and wound mo...
Abstract Background: The optimal therapy of acute iliofemoral venous thrombosis is still a matter of debate. The purpose of our study was to evaluate the late results of iliofemoral thrombectomy with regard to the prevention of the development of a Post Thrombotic Syndrome (PTS). Methods: During 2000-2003, 18 patients underwent transfemoral venous thrombectomy for acute iliofemoral venous thro...
Purpose: Quantitative algorithms to select patients for stripping, ligation, or banding require additional data on greater saphenous vein (GSV) diameter and valvular function.Although the final goal is to determine whether reverse flow, or reflux, is due to valvular damage, valvular absence, or vein enlargement with normal valves, this study was a first step in quantifying the influence of veno...
BACKGROUND Telangiectasias have been treated with sclerotherapy without concomitant assessment or treatment of saphenous veins. OBJECTIVE To clarify if ultrasound (US) mapping of saphenous veins is justifiable, this investigation determined prevalence of specific patterns of saphenous vein reflux in women with telangiectasias. METHODS US mapping of the great and small saphenous veins (GSV, ...
Vesicoureteral reflux (VUR) is the retrograde flow of urine from the bladder into the ureter. A normally functioning ureteral vesical junction (UVJ) allows for the smooth expulsion of urine from the ureter into the bladder without regurgitation of urine back up the ureter, either during bladder filling or upon voiding, If this valvular mechanism fails, from whatever etiology, urine flowing back...
Approximately 35% of children with urinary infection have vesico-ureteric reflux (McGovern, Marshall, and Paquin, 1960; Ericsson, 1960). It is not known whether infection causes the reflux by damaging the uretero-vesical valvular mechanism, or whether a congenital abnormality permits reflux which predisposes to infection. Yet whatever the aetiology, it seems logical to assume that when infectio...
BACKGROUND Venous ultrasonography identifies reflux patterns of the great and small saphenous veins (GSV, SSV), allowing evaluation of lower extremities for treatment planning and patient follow-up. OBJECTIVE To determine progression of saphenous vein reflux patterns in women with primary venous valvular insufficiency. METHODS Venous ultrasonography was performed in the extremities of 92 wo...
BACKGROUND Post-thrombotic syndrome (PTS) is a chronic complication of deep vein thrombosis (DVT) affecting a large number of patients. Because of its potential debilitating effects, identification of patients at high risk for the development of this syndrome is relevant, and only a few predictors are known. OBJECTIVES To assess the incidence and potential predictors of PTS. METHODS We pros...
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