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Results 301 - 350 of 1329
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Nandoe Tewarie R D S - - 2010
To evaluate the feasibility of designing a randomized controlled study whether open carpal tunnel release (OCTR) surgery can be performed safely under systemic anticoagulant therapy using acetylsalicylacid (ASA) or acenocoumarol (ACM), this preliminary, observational study was performed. Prospectively, during 1 year, data were collected from all patients who underwent conventional ...
Quante M - - 2010
Today the indication for thrombosis prophylaxis is a relevant and daily concern in orthopaedic surgery. Recently there are some changes concerning the German guidelines, which are approved by 27 German medical societies. For the first time the guidelines give distinct recommendations for the different indications, the kind of thrombosis prophylaxis ...
Gorin Laurent - - 2010
In patients with atrial fibrillation (AF) and an intermediate risk of stroke (CHADS2 score =1), available evidence from clinical trials is inconclusive and the present guidelines for the management of AF indicate that the choice between oral anticoagulant and aspirin in these patients is open. Our goal was to evaluate ...
Linnemann B - - 2010
The direct thrombin inhibitor lepirudin is mainly applied in heparin-induced thrombocytopenia. We report here the case of a 37-year-old kurdish woman in whom Behcets disease was diagnosed in 1998 when she presented with a Budd Chiari syndrome (BCS) complicated by pulmonary embolism. Recurrent venous thromboembolism (VTE) occurred despite anticoagulant therapy ...
Benzon Honorio T - - 2010
BACKGROUND: Factor VII is the most affected clotting factor during the early phase of warfarin therapy. An international normalized ratio (INR) of more than 1.4 is considered unsafe for epidural catheter placement or removal, according to the American Society of Regional Anesthesia and Pain Medicine. The authors tested the hypothesis ...
McKenzie S - - 2010
AIM: Pulmonary embolism (PE) is a common cause of death and morbidity. Anticoagulant therapy reduces the risk of PE but is associated with bleeding. Inferior vena caval (IVC) filters protect against PE but have an increased long term risk of deep vein thrombosis (DVT). Temporary IVC filters allow protection against ...
Terazawa Kaori - - 2010
The preoperative evaluation of venous thromboembolism (VTE) is important to avoid complications, because VTE is often induced by orthopedic surgery. We focused on radioisotope venography (RIV) using 99mTc-macroaggregated human serum albumin, examining orthopedic patients. We conducted 34 examinations in 33 patients who were referred for RIV and lung perfusion scintigraphy ...
Schiele Fran?ois - - 2010
BACKGROUND: Fondaparinux has recently been approved in patients with acute coronary syndromes. The primary aim of this study was to describe the changes in use of anticoagulants between January 2006 and December 2007. The secondary aim was to compare 30-day mortality and rate of a combined end point (30-day death ...
Xie Hong-Lang - - 2010
PURPOSE: Acute renal failure (ARF) related to crush syndrome is usually treated with hemodialysis. Continuous veno-venous hemofiltration (CVVH) has seldom been adopted in this situation due to the main drawback of continuous anticoagulation. The purpose of this study was to evaluate the effectiveness and safety of regional citrate anticoagulation (RCA)-CVVH ...
Cosmi B - - 2010
OBJECTIVE: This study aims to assess the predictive value of residual venous obstruction (RVO) for recurrent venous thrombo-embolism (VTE) in a study using D-dimer to predict outcome. DESIGN: This is a multicentre randomised open-label study. METHODS: Patients with a first episode of idiopathic VTE were enrolled on the day of ...
Edwin Stephanie B - - 2010
Amiodarone inhibits the metabolism of warfarin. Previous studies characterizing this drug interaction have focused on the effect of adding amiodarone to stable doses of warfarin. The objective of this study was to assess whether simultaneous initiation of warfarin and amiodarone results in early alteration of the international normalized ratio (INR) ...
Olsson S Bertil - - 2010
AZD0837 is an investigational oral anticoagulant which is converted to the active form, AR-H067637, a selective direct thrombin inhibitor. The present study, a multicentre, randomised, parallel-group, dose-guiding study, assessed the safety and tolerability of an immediate-release formulation of AZD0837 compared with dose-adjusted warfarin in the prevention of stroke and systemic ...
Pengo V - - 2010
It has been observed that elderly patients with nonvalvular atrial fibrillation (NVAF) benefit from standard [an international normalised ratio (INR) goal of 2.0-3.0] oral anticoagulant treatment (OAT). The hypothesis that lower-intensity anticoagulation therapy can offset the higher bleeding risk in this population has never been tested in an 'ad hoc' ...
Vazquez Sara R - - 2010
Radiofrequency catheter ablation is being used with increasing frequency as a strategy to manage atrial fibrillation. Patients undergoing this procedure are at increased short-term risk of thromboembolism for several days and up to 4 weeks or longer after their ablation, and anticoagulation management surrounding the ablation procedure remains controversial. Although ...
Cannon Christopher P - - 2010
Despite its proven efficacy, low cost, and wide availability, aspirin remains underused. We examined current aspirin use and determined factors that influence its use among outpatients in the United States (US). The REduction of Atherothrombosis for Continued Health (REACH) Registry is an international, prospective, longitudinal study of >68,000 outpatients with ...
Nozu Tsukasa - - 2010
An 84-year-old woman under warfarin therapy, who had undergone mechanical valve replacement 29 months previously, developed coagulation abnormalities after antibiotic treatment for pyelonephritis. Laboratory findings included PT at 47.6 sec, activated thromboplastin time (APTT) at 147 sec, factor V (FV) activity of 4% and FV inhibitor of 8 BU. Although ...
Ruiz Ortiz Martín - - 2010
OBJECTIVES: CHADS(2) score predicts embolic risk in patients with nonvalvular atrial fibrillation (NVAF), but also bleeding risk in patients receiving oral anticoagulation (OAC). Our objective is to analyze the effectiveness and safety of OAC in patients with NVAF in daily clinical practice, according to embolic risk evaluated by means of ...
Oudemans-van Straaten Heleen M - - 2010
The different methods for anticoagulation of the extracorporeal circuit for renal replacement therapy (RRT) vary in safety profile, bleeding being the most important side effect. Avoiding severe bleeding is a key aim of RRT prescription. The present paper is a clinical review comparing regional anticoagulation with citrate to heparin for ...
Kuwashiro Takahiro - - 2010
BACKGROUND: The relationship between warfarin administration and the frequent development of enlarged hematomas in patients with acute intracerebral hemorrhage (ICH) is controversial. The present study was carried out to examine this issue. METHODS: This study reviewed 41 patients with nontraumatic ICH within 24 h after stroke onset from 1999 to ...
Oudemans-van Straaten Heleen M - - 2010
BACKGROUND: Heparins are used for circuit anticoagulation during continuous renal replacement therapy (CRRT). Because heparins cause systemic anticoagulation, they increase the risk of bleeding. Citrate provides regional anticoagulation. Since citrate is a buffer as well, its use has metabolic consequences. The preferential use of citrate therefore remains controversial. METHODS: A ...
Rhodes David A - - 2010
Patients with medical comorbidities that necessitate chronic anticoagulation therapy frequently present as candidates for total knee arthroplasty (TKA). We asked whether it was necessary to stop warfarin preoperatively to avoid postoperative bleeding complications. We retrospectively reviewed 77 preoperatively anticoagulated patients undergoing TKA. Thirty-eight of these 77 patients were maintained on ...
Lepic Kylie - - 2010
The traditional agents used for thromboprophylaxis are effective and safe but have limitations particularly related to ease of administration. Newer agents targeting single coagulation factors such as the direct thrombin inhibitor dabigatran and the factor Xa inhibitors rivaroxaban and apixaban have demonstrated efficacy and safety for thromboembolism prophylaxis in the ...
Bauer Kenneth A - - 2010
Venous thromboembolism is the most frequent preventable cause of death in hospitalized patients. Currently available anticoagulants have limitations that restrict their widespread use, particularly in long-term indications. Vitamin K antagonists require frequent monitoring and dose adjustment, and have a narrow therapeutic window with the risk of bleeding. The low-molecular-weight heparins ...
Salazar Carlos A CA Universidad Peruana Cayetano Heredia, Avenida Honorio Delgado 430, San Martin de Porres, Lima, - - 2010
Patients who have undergone total hip or knee replacement (THR, TKR) have a high risk of developing venous thromboembolism (VTE) following surgery, despite appropriate anticoagulation with warfarin or low molecular weight heparin (LMWH). New anticoagulants are under investigation. To examine the efficacy and safety of prophylactic anticoagulation with direct thrombin ...
Park Jong Sook - - 2010
Leukotriene receptor antagonists (LTRAs) are used to treat aspirin-intolerant asthma (AIA); however, the protective effects of long-term LTRA administration against aspirin-induced bronchospasm have not been evaluated. We investigated the efficacy of a 12-week treatment with a LTRA in protecting against aspirin-induced asthma in AIA patients. Fifty-two adult patients with AIA ...
Kulcsár Zsolt - - 2010
Cerebral venous sinus thrombosis (CVST) is an uncommon but potentially lethal event. When showing a malignant clinical course despite anticoagulant therapy, new endovascular techniques and technology allow the possibility of more aggressive thrombolysis and thrombectomy. The authors present a case of recanalization of an extensive cerebral thrombosis using a new ...
Lee Byung Ho - - 2010
BACKGROUND: The revised ACC/AHA/ESC 2006 guideline recommends either aspirin or warfarin for the prevention of ischemic stroke in patients with atrial fibrillation (AF) in CHADS(2) score 1. We hypothesized that warfarin is superior to aspirin therapy for the prevention of stroke without increasing bleeding complication in AF patients with CHADS(2) ...
Schulman Sam - - 2009
The direct oral thrombin inhibitor dabigatran has a predictable anticoagulant effect and may be an alternative therapy to warfarin for patients who have acute venous thromboembolism. In a randomized, double-blind, noninferiority trial involving patients with acute venous thromboembolism who were initially given parenteral anticoagulation therapy for a median of 9 ...
Pelc-Nowicka Agnieszka - - 2009
BACKGROUND: Dual antiplatelet therapy for 12 months is currently recommended for all patients with acute coronary syndrome (ACS), both for those treated pharmacologically or with percutaneous coronary interventions (PCI). Recently, the need for simultaneous administration of dual antiplatelet and oral anticoagulant therapy (triple therapy) has become more common. However, in ...
Grouzi Elisavet - - 2009
We herein report a 56-year-old man who presented with abdominal pain, diarrhea and a 22-kg-weight loss over 4 months. He was on acenocoumarol treatment because of portal, splenic and mesenteric vein thrombosis (PSMVT) 3 months before, with admission international normalized ratio (INR):1.6. Doppler ultrasonography and helical computerized tomographic scan of ...
Bauer Timm - - 2009
BACKGROUND: Little is known about the influence of chronic antithrombotic therapy on treatment and clinical outcome in patients with acute ST-elevation myocardial infarction (STEMI). HYPOTHESIS: The purpose of this study was to investigate the hospital course of STEMI patients on antithrombotics. METHODS: We analyzed data of consecutive patients with STEMI, ...
Lahtela Heli - - 2009
The aim of this study was to evaluate the safety of glycoprotein IIb/IIIa inhibitors (GPIs) during percutaneous coronary intervention (PCI) in patients on chronic warfarin therapy due to atrial fibrillation (AF). We analysed all consecutive AF patients (N = 377, mean age 70 years, male 71%) on warfarin therapy referred ...
Fassiadis Nicholas - - 2009
Venous thromboembolism (VTE) is a major cause of death in hospitalized patients. In particular, patients undergoing elective major lower-limb orthopaedic surgery are at high risk of developing post-operative VTE. Rivaroxaban, a new oral anticoagulant, has been shown to be more effective than enoxaparin in reducing total and symptomatic VTE with ...
Friedman Richard J - - 2009
Patients undergoing total hip or knee arthroplasty are at increased risk of venous thromboembolism (VTE). The long-term sequelae of VTE, such as post-thrombotic syndrome or pulmonary hypertension, can be debilitating with severe morbidity. Conventional anticoagulants have several short-comings: for example, warfarin requires regular coagulation monitoring and low-molecular-weight heparins are inconvenient ...
Anderson J A M - - 2010
BACKGROUND: In the OASIS-5 trial, fondaparinux reduced major bleeding with similar short-term efficacy as enoxaparin but lowered death and stroke during long-term follow-up. The mechanism of lower bleeding and improved efficacy with fondaparinux is uncertain. METHODS AND RESULTS: We compared the anti-Xa concentration (reflecting drug levels), Xa clot time (reflecting ...
Meurin Ph - - 2010
BACKGROUND: Point of care (POC) devices measuring the international normalized ratio (INR) are accurate for patients with stable disease, but their efficiency has not been prospectively assessed during the "bridging period" when patients are receiving a low molecular weight heparin (LMWH) on top of a vitamin K antagonist (VKA) until ...
Jamula Erin - - 2010
INTRODUCTION: It may be possible to safely perform some procedures without interrupting warfarin therapy. Coronary angiography with or without percutaneous coronary intervention (PCI) is one such procedure. However, before further high quality research can be performed in this area, information such as current practice and associated event rates is required. ...
Cosmi Benilde - - 2010
The PROLONG randomized trial showed that a normal D-dimer (D-d) 1 month after anticoagulation suspension for unprovoked venous thromboembolism (VTE) was associated with a low risk of late recurrences (4.4% patient years). However, it is unknown whether D-d changes subsequently. The aim of this prospective multicenter study was to assess ...
Steib A - - 2010
BACKGROUND: After a vitamin K antagonist (VKA) overdose, 1-2 mg of oral vitamin K can lower the International Normalized Ratio (INR) to the therapeutic range. OBJECTIVE: To establish whether oral vitamin K can substitute for heparin bridging and decrease the INR to < or = 1.5 before elective surgery. METHODS: ...
Platt Alec B - - 2010
Warfarin is the primary therapy to prevent stroke and venous thromboembolism. Significant periods of nonadherence frequently go unreported by patients and undetected by providers. Currently, no comprehensive screening tool exists to help providers assess the risk of nonadherence at the time of initiation of warfarin therapy. This article reports on ...
Nazzal Munier - - 2010
We reviewed our experience with the different types of inferior vena cava (IVC) filters used over 4 years for the incidence of complications and correlated this with the type of filter used. This is a retrospective study involving chart reviews of all the patients who received IVC filters placed between ...
Vardi Moshe - - 2009
Venous thromboembolism (VTE) is a prevalent and serious condition, which requires anticoagulation treatment for prolonged time duration. The use of unfractionated heparin administered intravenously or subcutaneously for acute management of VTE has been studied with favourable clinical results. Most physicians use activated partial thromboplastin time to monitor the treatment effect, ...
Binkert Christoph A - - 2009
To assess the technical success and safety for retrieval of the G2 filter. The authors performed a prospective, multicenter study of 100 patients with temporary indication for caval interruption. Patients were enrolled consecutively between December 2005 and July 2006. There were 67 men and 33 women with a mean age ...
Jaffer Amir K - - 2009
Perioperative management of patients on warfarin or antiplatelet therapy involves assessing and balancing individual risks for thromboembolism and bleeding. Discontinuing anticoagulant and antiplatelet therapy is usually necessary for major surgery but increases the risk of thrombotic events. Bridge therapy, the temporary perioperative substitution of low-molecular-weight heparin or unfractionated heparin in ...
Dewilde Willem - - 2009
BACKGROUND: Long-term oral anticoagulant treatment is obligatory in patients (class I) with mechanical heart valves and most patients with atrial fibrillation. When these patients undergo percutaneous coronary intervention with stenting, there is also an indication for treatment with aspirin and clopidogrel. However, triple therapy is known to increase the risk ...
Kuo William T - - 2009
PURPOSE: To evaluate the safety and efficacy of aggressive techniques for retrieving adherent and chronically implanted inferior vena cava (IVC) filters. MATERIALS AND METHODS: A single-center retrospective review was performed on all patients who underwent attempted filter retrieval from October 2007 through October 2008. Patients were included in the study ...
Villines Todd C - - 2009
Warfarin has been shown to accelerate vascular calcification in experimental animals, and possibly humans, through inhibition of the vitamin K-dependent protein matrix gla protein, a potent inhibitor of tissue calcification. We performed a cross-sectional analysis of the extent of coronary artery calcification (CAC) in patients without coronary heart disease, currently ...
Palla A - - 2010
BACKGROUND: Few studies have examined the clinical course of pulmonary embolism (PE) in patients anticoagulated continuously for 1 year. OBJECTIVE: We sought to determine the incidence of death, recurrent PE and bleeding during anticoagulation in the first year after acute PE, and to assess associated risk factors. METHODS: All consecutive ...
Ko Sae Hee - - 2009
BACKGROUND: In the trauma population, the use of retrievable inferior vena cava filters (RIVCF) is rapidly gaining acceptance in patients at high risk for venous thromboembolism. This study reports the impact of an institutional protocol on retrieval rates of RIVCF at a level I trauma center. METHODS: A review of ...
- - 2009
Anticoagulants such as low molecular weight heparins (LMWH; e.g. enoxaparin) and black triangle downfondaparinux are cost-effective measures for reducing the likelihood of venous thromboembolism (VTE) in patients undergoing surgery.1 black triangle downDabigatran etexilate (Pradaxa-Boehringer Ingelheim)2 and black triangle downrivaroxaban (Xarelto - Bayer) are fixed-dose oral anticoagulants licensed in the European ...
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