نتایج جستجو برای: arterial venous fistulae

تعداد نتایج: 189541  

2017
Seiji Ishikawa Tsubasa Akune Tomoko Ishibashi Koshi Makita

Background Respiratory management in patients with esophagobronchial fistulae is challenging since positive pressure ventilation (PPV) may not be feasible due to air leaks and possible risks for regurgitation and aspiration of gastric contents. We and others have previously reported that spontaneous respiration may be one of the good options of respiratory management during general anesthesia i...

2012
Minji Jang Hyun Seok Choi So-Lyung Jung Kook-Jin Ahn Bum-soo Kim

Purpose : To compare the arterial and venous detection sites of triggering methods in contrast-enhanced-MR-venography (CE-MRV) for the evaluation of intracranial venous system. Materials and Methods: 41 healthy patients underwent CE-MRV with autotriggering at either the cavernous segment of internal carotid artery with an inserted time-delay of 6 seconds (n = 20) or the superior sagittal sinus ...

Journal: :Heart 1999
O Gurné P Chenu M Buche Y Louagie P Eucher B Marchandise E Rombaut D Blommaert E Schroeder

OBJECTIVE To compare the mechanisms by which arterial and venous grafts increase their flow during pacing induced tachycardia, early and later after coronary bypass surgery. DESIGN 43 grafts (13 epigastric artery, 15 mammary artery, 15 saphenous vein) evaluated early (9 (3) days (mean (SD)) after bypass surgery were compared with 41 other grafts (15 epigastric, 11 mammary, 15 saphenous vein) ...

Journal: :No shinkei geka. Neurological surgery 1980
Shintaro Yamaguchi Yasuharu Takeuchi Kenji Nakayama Masahiro Arakawa Minoru Shigemori

Dural arteriovenous fistulae(dAVF) in the anterior cranial fossa comprise about 6% of all dAVFs, and is usually detected after intracranial hemorrhage. However, non-hemorrhagic symptoms are uncommon. We encountered two patients with hemorrhagic and non-hemorrhagic dAVF in the anterior cranial fossa. Both cases were successfully treated using craniotomy and histopathological examination was perf...

Journal: :Archives of Iranian medicine 2011
Ashkan Emadi Michael Streiff

Arterial and venous thrombosis are interrelated disorders at the interplay of platelets and fibrin. Arterial thrombi are platelet-rich and occur at sites vulnerable to atherosclerotic plaque rupture where blood shear rates are high; on the contrary, venous thrombi occur in association with slow blood flow and shear rates. These differences may underlie why anti-platelet agents are more effectiv...

Journal: :acta medica iranica 0
ahmadreza jodati madani cardiovascular medical and research center, tabriz university of medical sciences, tabriz, iran. babak kazemi madani cardiovascular medical and research center, tabriz university of medical sciences, tabriz, iran. naser safaei madani cardiovascular medical and research center, tabriz university of medical sciences, tabriz, iran. behrooz shokoohi madani cardiovascular medical and research center, tabriz university of medical sciences, tabriz, iran.

arterial sclerosis has been extensively described but reports on venous sclerosis are very sparse. phlebosclerosis refers to the thickening and hardening of the venous wall. despite its morphological similarities with arteriosclerosis and potential morbid consequences, phlebosclerosis has gained only little attention. we report a 72 year old male with paralysis and atrophy of the right leg due ...

Journal: :Critical care medicine 2008
David Boon Chai Koh John R Gowardman Claire M Rickard Iain K Robertson Andrew Brown

OBJECTIVE Peripheral arterial catheters are perceived as having low infective potential compared with other catheters and may be overlooked as a cause of catheter-related bloodstream infection. We aimed to measure colonization and rates of catheter-related bloodstream infection in arterial catheters, to investigate risk factors for arterial catheter colonization, and to compare arterial cathete...

2017
Wenjing Xu Yuan Zhou Guoheng Xu Bin Geng Qinghua Cui

Circulating microRNAs presented in venous plasma have been demonstrated as powerful biomarkers for the complex diseases like cancer. Nevertheless, those presented in arterial plasma remained largely unexplored. Here, using microarray technique, we compared microRNA expression profiles of the matched arterial and venous plasma samples from the same male rats. Though the microRNA profiles were la...

Journal: :Critical care medicine 2010
Ida Martinelli Paolo Bucciarelli Pier Mannuccio Mannucci

Although venous thrombosis has been traditionally associated with stasis and hypercoagulability, arterial thrombosis is mainly associated with heightened platelet reactivity and damage to the vessel wall. Accordingly, classic risk factors for venous and arterial thrombosis are usually considered distinct. Those for the former include cancer, surgery, pregnancy, and estrogens use, whereas risk f...

Journal: :British journal of haematology 2008
Gordon D O Lowe

Arterial and venous thromboses have traditionally been viewed as distinct conditions, with differences in risk factors, pathology and treatment. However, recent epidemiological studies have suggested associations between venous thromboembolism, arterial thromboembolism (myocardial infarction and stroke) and atherosclerosis. While several biological mechanisms might contribute to these associati...

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