نتایج جستجو برای: arteriovenous fistula avf
تعداد نتایج: 37929 فیلتر نتایج به سال:
Congenital subclavian arteriovenous fistula (AVF) is an extremely rare entity, only one case has been documented previously [1]. In general , subclavian AVFs present with a bruit, thrill, or mass lesion [2-4]. However, unusual cases can present with intracranial hypertension or congestive heart failure [1, 5]. The presentation in our patient, with venous hypertension in the head and neck, is ex...
damage and fistula formation are known to occur (13). Formation of spinal arteriovenous fistulas (AVF) also has been reported as a delayed complication developing after lumbar surgery (3). We experienced spinal dural/epidural AVFs that developed at the site of previous lumbar surgery and successfully treated it with n-butyl cyanoacrylate (Histoacryl, B.Braun, Melsungen, Germany). To our knowled...
Vascular injuries caused by civilian or war trauma represent a surgical challenge. These lesions are potentially lethal and can cause death at the scene. One of the most fascinating and misdiagnosed complications of vascular injuries is the arteriovenous fistula (AVF), which results from a direct communication between an artery and a vein. They are usually secondary to penetrating trauma and oc...
Background: For patients requiring chronic hemodialysis, the preferred site for vascular access is an autogenous arteriovenous fistula. Although a properly formed fistula is advantageous because it is less susceptible than other types of vascular accesses to infection and clot formation and can last longer than any other types of vascular access, AV fistula has a high rate of early failure that...
We would like to thank Drs. Eroglu and Kocyigit for their comment on possible use of colchicine on arteriovenous fistula maturation via neointimal hyperplasia blockage.1 We used simvastatin because it is a pleiotropic molecule capable of modulating the gene expression of vascular endothelial growth factor-A and matrix metalloproteinase-9. In our studies, simvastatin treated vessels had improved...
BACKGROUND Fine-needle aspiration is the procedure of choice for evaluating thyroid nodules. Core-needle biopsy (CNB) is not included in the American Thyroid Association recommendations for evaluating such nodules. CNB complications are classically bleeding and hematomas. To our knowledge, no case of arteriovenous fistula (AVF) secondary to a CNB has been reported, nor has any case of tinnitus ...
A 57-year-old woman presented with a dural arteriovenous fistula (AVF) involving the superior sagittal sinus (SSS) based upon serial radiological examinations. Her chief complaints were headache and vomiting. Cerebral angiography and magnetic resonance (MR) venography revealed the sinus thrombosis involving the SSS, the bilateral transverse sinuses (TSs), and the right sigmoid sinus. Her sympto...
Iatrogenic arteriovenous fistula (AVF) is an unusual and potentially fatal complication of lumbar spinal surgery. The presentation of these injuries is usually late, with symptoms such as leg swelling or cardiac failure. It is crucial to suspect AVF in the patient which presents to emergency with lumbar spinal surgery history. The diagnosis is often based on imaging studies such as computed tom...
most common autosomal dominant genetic disorders and this inherited disease is associated with various neoplasms, skeletal and vascular abnormalities (1). The vascular lesions affecting the head and neck of patients with neurofibromatosis type 1 (NF-1) has been reported as occlusive or stenotic form, moyamoya vessel or aneurysm. However, spontaneous vertebral arteriovenous fistula (AVF) associa...
Balloon-assisted maturation for arteriovenous fistula maturation failure: an early period experience
PURPOSE Balloon-assisted maturation (BAM) is emerging as a salvage management for arteriovenous fistula maturation failure (AVF MF). However, BAM is a relatively new, yet controversial technique for AVF maturation. Therefore, we evaluated the effectiveness of BAM for AVF MF. METHODS Between January 2012 and December 2014, 249 AVFs were created. The total MF rate was 24.8%. But, only 110 AVFs ...
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