نتایج جستجو برای: cephalic fistula
تعداد نتایج: 30368 فیلتر نتایج به سال:
A well-functioning vascular access remains the lifeline for patients with end-stage renal failure, who are being treated by chronic haemodialysis. Since 1966, the radiocephalic arteriovenous (AV) fistula, initially described by Brescia and Cimino, has been employed as a vascular access in many dialysis patients [1]. The Brescia-Cimino AV fistula has a low rate of complications and a high patenc...
Autogenous arteriovenous fistulas (AVFs) are considered the most reliable long-term vascular access in patients undergoing haemodialysis. Although AVFs generally require fewer interventions than arteriovenous grafts (AVGs) to maintain patency, some sites of venous stenosis account for a large portion of repeated interventions. A particularly troublesome site within brachiocephalic AVFs is the c...
As bstract. The reason for increased maximal acid secretory capacity in some patients with duodenal ulcer is uncertain. We postulated that chronically increased cephalic-vagal stimulation may be a cause of increased maximal acid output. To study this, we prepared six male, mongrel dogs with a vagally innervated gastric fistula, a vagally denervated fundic (Heidenhain) pouch, and a cervical esop...
In dialysis treatment, the radio-cephalic arteriovenous fistula (RCAVF) is a commonly used fistula, yet its low maturation rate remains challenge. To enhance surgical outcomes, relationship between stenosis-prone locations and RCAVF anastomosis angle studied during by developing two sets of models for early (non-mature) mature RCAVFs at five angles. The impact hemodynamics wall shear stress (WS...
PURPOSE The population of end-stage renal failure patients dependent on hemodialysis continues to expand with an increasing number of patients having an unsuitable cephalic vein or failed radio- and brachio-cephalic fistula. In these patients, the transposed basilic vein to brachial artery arteriovenous fistula (BaVT) provides autologous choice for hemodialysis. The results of basilic vein tran...
OBJECTIVE This study aimed to compare the results of one-and two-stage basilic vein transposition (BVT) in haemodialysis patients. METHODS This was a non-randomised, retrospective study between January 2007 and January 2012 on 96 patients who were diagnosed with end-stage renal failure (ESRF) (54 males, 42 females; mean age 43.6 ± 14 years) and underwent one- or two-stage BVT in our clinic. A...
Cephalic and basilic veins begin their path from around the wrist and continue towards the area above the forearm. The basilic vein becomes deep around the mid-arm, while the cephalic vein becomes deep around the upper forearm, in deltopectoral groove. The superficial veins are most commonly used for vein puncture, transfusion, bypass graft, and cardiac catheterization. In renal patients, the b...
A rare case of widespread fibromuscular dysplasia (F.M.D.) is reported, involving the cervico-cephalic arteries associated with multiple dissections, saccular aneurysms and a carotid-cavernous fistula. A detailed post-mortem examination revealed FMD involvement of the intracranial vessels, not demonstrated by arteriography.
Arteriovenous graft for hemodialysis vascular access is a widely used technique with many advantages. However, it has crucial complications with graft thrombosis and infection. We recently experienced an unusual case of arteriovenous graft complication involving graft thrombosis related to fistula formation between the graft and the natural vein with infection. We diagnosed this condition using...
OBJECTIVE To compare the effect of two different hand exercises on hand strength and vascular maturation in patients who underwent arteriovenous fistula surgery. METHODS We recruited 18 patients who had chronic kidney disease and had undergone arteriovenous fistula surgery for hemodialysis. After the surgery, 10 subjects performed hand-squeezing exercise with GD Grip, and other 8 subjects use...
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