نتایج جستجو برای: arteriovenous fistula avf
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OBJECTIVE To report a case of arteriovenous fistula (AVF) following bone marrow aspiration and trephine biopsy. CLINICAL PRESENTATION AND INTERVENTION A 76-year-old man was diagnosed with acute myeloblastic leukemia. Pain and hematoma were detected in his left leg and hip 4 days after bone marrow aspiration and trephine biopsy. A pelvic arteriography was performed, and a diagnosis of AVF was ...
Subarachnoid hemorrhage caused by dural arteriovenous fistula of the sphenobasal sinus--case report.
A 59-year-old woman presented with a rare middle fossa dural arteriovenous fistula (AVF) unrelated to the cavernous sinus manifesting only as subarachnoid hemorrhage. Angiography revealed shunts between the meningeal branches of both the internal and external carotid arteries and the sphenobasal sinus. The AVF drained into the superficial middle cerebral vein (SMCV) which had a varix and an ana...
Problem with embolization of arteriovenous fistula (AVF) with liquid embolic agent is its over-penetration into the veins or regurgitation to the proximal feeder without reaching the shunt point. We present a technique that controls the flow of AVF during embolization. Two microcatheter technique consists of positioning one microcatheter close to the AVF for embolization, and with another micro...
BACKGROUND Arteriovenous fistula (AVF) is defined as an abnormal communication between the high flow arterial system and the low flow venous network, which directly connects the arterial feeding vessels and the near draining veins without normal intervening capillary bed. Arteriovenous fistula incurs in preauricular region is exceeding rare. Most of these fistulae occur as a result of an iatrog...
Traumatic arteriovenous fistula (AVF) of the superficial temporal artery (STA) is rare. We report a case of surgically treated, histopathologically confirmed traumatic AVF of the STA. A 24-year-old male was admitted to our hospital after a traffic accident. Computed tomography scan on admission showed an acute epidural hematoma on the right surface of frontal lobe, which was emergently treated ...
INTRODUCTION The cardiovascular impact of a patent arteriovenous fistula (AVF) following kidney transplantation has not been clearly described. This study aimed to evaluate the natural history of AVFs in kidney transplant recipients and the effect of spontaneous AVF closure after kidney transplantation on cardiac status. MATERIALS AND METHODS Data on vascular access for dialysis were collecte...
We report a rare case of an iatrogenic vertebrovenous fistula presenting with a brachial plexus neuropathy and a cervical bruit. This arteriovenous fistula (AVF) was successfully occluded by implanting a stent graft into the right vertebral artery. After the stenting, the cervical bruit ceased and the radiculopathy slowly improved. This case highlights the usefulness of such new devices as cove...
Objectives: The aim of the study was to evaluate effect routine preoperative Doppler ultrasound mapping on surgical planning in patients having hemodialysis fistulas. Methods: Patients with arteriovenous fistulas (AVF) or grafts (AVG) were retrospectively reviewed between June 2010 and July 2017. Physical findings, postoperative findings 1924 reviewed. Results: Fistula maturation rate 82%. aver...
Arteriovenous fistula (AVF), is the gold standard access for haemodialysis (HD) patients, as it associated with improved quality of HD and lower infection rates, compared to tunneled dialysis catheters. Complications AV fistulae or grafts include stenosis, thrombosis infection. With regards thrombosis, options rescue thrombolysis thrombectomy both which can now be performed in interventional ra...
the possibility of abnormal avf was considered and it was confirmed on contrast-enhanced computed tomography (ct), inferring that this modality is not only fast and non-invasive, but also accurate in detecting vascular abnormalities. herein, we report a 42-year-old woman with congenital avf between the external carotid artery and external jugular vein, presenting with palpitation and dyspnea. t...
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