Search Results
Results 651 - 700 of 2118
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Yonetsu Taishi - - 2012
BACKGROUND: -Recent studies have reported development of neoatherosclerosis (NA) inside the stents several years after stent implantation. The aim of this study was to determine the predictors for NA using optical coherence tomography (OCT). METHODS AND RESULTS: -From a total of 1080 patients who underwent OCT, we identified 179 stents ...
Kalpee A R - - 2012
Objective. A new second-generation balloon dilatation device for percutaneous nephrolithotomy (PCNL) has been launched, promising to challenge the traditional Amplatz serial dilators (ASDs). This device allows for the polyurethane sheath to be deployed on balloon inflation. Our primary objective in this pilot study was to determine whether the use of ...
Rutgers M - - 2012
OBJECTIVE: The high tibial osteotomy (HTO) is an effective strategy for treatment of painful medial compartment knee osteoarthritis. Effects on cartilage quality are largely unknown. Delayed Gadolinium-Enhanced MRI of Cartilage (dGEMRIC) enables non-invasive assessment of cartilage glycosaminoglycan content. This study aimed to evaluate if dGEMRIC could detect relevant changes in ...
Fakioglu Onur - - 2012
PURPOSE: Visualization and surgery of tears in the posterior medial meniscus are difficult in tight knees. Iatrogenic chondral lesions might cause serious morbidity, and residual tears may result in inadequate symptom relief. We evaluated the clinical and radiological results of superficial medial collateral ligament (MCL) release during arthroscopic medial meniscectomy ...
Katritsis Demosthenes G - - 2012
BACKGROUND: The ideal bifurcation stenting technique is not established, and data on the hemodynamic characteristics at stented bifurcations are limited. METHODS AND RESULTS: We used computational fluid dynamics analysis to assess hemodynamic parameters known to affect the risk of restenosis and thrombosis at coronary bifurcations after the use of various ...
Verma Prashant - - 2012
  A 14-year-old boy presented with extensive capillaritis. Narrow-band ultraviolet B was administered on a thrice-weekly schedule followed by once-a-week maintenance. A favorable response to treatment was seen without any side effects.
Waksman Ron - - 2012
Registry Experience at the Washington Hospital Center, DES - Taxus Liberte Versus Xience V (REWARDS TLX) is a physician-initiated, retrospective, real-world, multicenter, observational study for all patients >18 years of age subjected to percutaneous coronary intervention with everolimus-eluting stents (EESs) or paclitaxel-eluting stents (PESs). Outcomes of patients receiving a TAXUS ...
Lozano Luis Antonio Sosa - - 2012
To determine the frequency of power injectable peripherally inserted central venous catheter (PIPICC) displacement after contrast injection for computed tomography. We included all patients who had a computed tomographic examination with contrast administration via PIPICC over a 4-month period. Several variables including catheter location before and after the injection were ...
Alfonso Fernando F Clinico San Carlos University Hospital, Plaza de Cristo Rey, Madrid, Spain. - - 2012
This study sought to assess the effectiveness of a strategy of using drug-eluting stents (DES) with a different drug (switch) in patients with DES in-stent restenosis (ISR). Treatment of patients with DES ISR remains a challenge. The RIBS-III (Restenosis Intra-Stent: Balloon Angioplasty Versus Drug-Eluting Stent) study was a prospective, multicenter ...
Kumar Sanjay - - 2012
BACKGROUND: Eversion carotid endarterectomy is a well-described technique for carotid endarterectomy (CEA). The advantage of this technique is a completely autogenous repair. We describe a modification of eversion endarterectomy (MEE) that expeditiously extracts the plaque through a linear incision over the common carotid artery and the proximal bulbous internal carotid ...
Lu Haitao - - 2012
ObjectPatients with symptomatic atherosclerotic stenosis of the intracranial vertebrobasilar artery (VBA) have a poor prognosis, and those with coexistent intracranial and extracranial stenoses have worse outcomes despite medical therapy. A study was undertaken to investigate the long-term outcome and restenosis rates of patients with symptomatic atherosclerotic stenoses at the intracranial ...
Gallagher James J - - 2012
BACKGROUND: To examine the effect of office-based duplex-guided balloon-assisted maturation (DG-BAM) on arteriovenous fistula (AVF), we retrospectively analyzed our experience. METHODS: Over the past 10 months, we performed 185 DG-BAMs (range, 1-8 procedures; mean, 3.7) in 45 patients (29 male, 16 female; mean age, 68.2 ± 12.8 years) with 31 ...
Shammas Nicolas W - - 2012
BACKGROUND: Thrombus is highly prevalent in patients with recent symptoms (< 6 months) of claudication or limb ischemia due to an occluded culprit lower extremity vessels. Treatment of these thrombotic occlusions is challenging. In this feasibility study, the excimer laser (Spectranetics, Colorado Springs, CO) has been tested for its safety ...
Naitoh Itaru - - 2012
BACKGROUND: The clinical differences between side-by-side and stent-in-stent deployment using a self-expanding metal stent for hilar malignant obstruction have not been evaluated. AIMS: The purpose of this study was to compare the clinical features between side-by-side and stent-in-stent deployment. METHODS: We compared side-by-side and stent-in-stent deployment in 52 consecutive patients ...
Shah Tilak T Division of Gastroenterology, Duke University Medical Center, Box 3913, Durham, NC 27710, USA. - - 2012
Covered or uncovered self expandable metallic stents (SEMS) placed in patients with malignant biliary obstruction can occlude in 19-40 %, but optimal management is unclear. We sought to summarize current evidence regarding management of occluded SEMS in patients with malignant biliary obstruction. Two investigators independently searched Pubmed, Embase, and Web ...
Fan Xinying - - 2012
Objective: To evaluate the effect of carotid angioplasty and stenting (CAS) on postoperative cerebrovascular reactivity (CVR) and its independent predictors. Methods: During July 2008 and September 2009, 37 patients undergone CAS were enrolled in this study. Breath holding tests using transcranial Doppler were performed for each patient before, 1 to ...
Mordasini P - - 2012
BACKGROUND AND PURPOSE:Acute BAO is a devastating neurological condition associated with a poor clinical outcome and a high mortality rate. Recanalization has been identified as a major prognostic factor for good outcome in BAO. Mechanical thrombectomy using retrievable stents is an emerging treatment option for acute stroke. First clinical trials ...
Yonetsu Taishi - - 2012
Recent studies have reported the development of neoatherosclerosis inside stents and subsequent acute coronary syndrome secondary to disruption of neointimal hyperplasia. The aim of the study was to compare the characteristics of neointimal hyperplasia and its time course between bare metal stents (BMSs) and drug-eluting stents (DESs) using optical coherence ...
Ringel Richard E - - 2012
Coarctation of the aorta (CoA) accounts for 4% to 5% of congenital cardiac abnormalities. Stent therapy has become an accepted alternative to surgery for older children and adults, although there are no balloon-expandable stents approved by the Food and Drug Administration for use in the aorta. The Cheatham-Platinum (CP) stent ...
Ribamar Costa J J - - 2012
Background: Little is known about the correlation between modifications in plaque composition at stent edges and the changes in vessel geometry. This study sought to evaluate, by serial greyscale intravascular ultrasound (IVUS) and Virtual Histology® intravascular ultrasound (VH®-IVUS), the modifications in plaque composition at the edges of drug-eluting and bare ...
Yamamoto Shinichi - - 2012
We report an 86-year-old woman with a large tracheal laceration caused by tracheal intubation at cardiopulmonary arrest who underwent a successful stent procedure. Tracheal laceration developed in the membranous portion longitudinally 6 cm in length to 2 cm above the carina. Following 9 days' tracheal intubation, a Y-shaped silicon stent ...
Moskovitz Boaz - - 2012
Background and Purpose: Ureteral strictures (US) can be recurrent chronic illness leading to sever side effect and poor quality of life. Several options to treat US exist including repeated dilatations, stents and open surgery. Ureteral stent is a good minimally invasive option but has major limitations such stent migration, mucosal ...
Nakase Taizen - - 2012
There have been many reports about the prognosis and risk factors of stroke recurrence following brain infarction (BI). However, little is known about the stroke recurrence after primary intracerebral hemorrhage (PICH). Therefore, we explored the recurrent stroke patients after initial PICH retrospectively, to reveal the critical factors of stroke recurrence. ...
Shah Asad A - - 2012
OBJECTIVE: Thoracic endovascular aortic repair, although physiologically well tolerated, may fail to confer significant survival benefit in some high-risk patients. In an effort to identify patients most likely to benefit from intervention, the present study sought to determine the risk factors for 1-year mortality after thoracic endovascular aortic repair. METHODS: ...
Cervera Carlos - - 2012
A 76-year-old man with paraplegia and a long-term indwelling Foley catheter presented with fever. His physical examination was otherwise unremarkable, and he was hemodynamically stable.
Isaaz Karl - - 2012
Objectives: To propose an original approach based on simultaneous dual vascular access site (DAS) using 2 small-size guiding catheters to easily perform complex 2-stent techniques for bifurcation coronary lesions (BL). Background: Simultaneous kissing stenting and classic crush technique require large 7 or 8Fr guiding catheters leading to large amounts of ...
Aldemir Evren - - 2012
OBJECTIVES.: To assess the relationship between carotid plaque echogenicity and degree of stenosis with acute and chronic stroke. METHODS.: A retrospective study of cerebral MRI and carotid B-mode and Doppler ultrasonography in 60 patients with stroke. Plaque echogenicity was graded as echolucent (1), predominantly echolucent (2), predominantly echogenic (3), or ...
Wykrzykowska Joanna J - - 2012
Aims: The aim of the pilot SECRITT trial was to evaluate the safety and feasibility of sealing the high risk IVUS and optical coherence tomography-derived thin cap fibroatheroma (TCFA), with a dedicated nitinol self-expanding vShield device. Methods and results: After screening with angiography, fractional flow reserve (FFR), intravascular ultrasound virtual ...
Reza Sanati Hamid - - 2012
BACKGROUND: Percutaneous balloon mitral valvuloplasty is the preferred therapeutic strategy in patients with mitral stenosis, but it has shortcomings in a subset of patients. HYPOTHESIS: A new method of balloon sizing through echocardiographic measurement of the intercommissural diameter would be safe and effective and lead to better outcomes. METHODS: Eighty-six ...
Kwan Tak W - - 2012
Objectives: The aim of our study is to assess the feasibility and safety of transradial intervention (TRI) of coronary ostial lesions using the Szabo technique. Background: When performing TRI of coronary ostial lesions, precise stent positioning is of paramount importance. TRI has experienced increasing popularity in the U.S.; however, utilization ...
Gray Brian W - - 2012
Deep venous thrombosis (DVT) is a frequent complication in infants with central venous catheters (CVCs). We performed this study to identify risk factors and risk-reduction strategies of CVC-associated DVT in infants. Infants younger than 1 year who had a CVC placed at our center from 2005 to 2009 were reviewed. ...
Majid Adnan - - 2012
Treatment of subglottic and proximal tracheal stenosis for nonsurgical candidates includes tracheostomy, Montgomery T tubes, and silicone stents. When used in lesions with concomitant malacia, silicone stents have a high incidence of migration. We describe a simple and effective technique of securing endoluminal stents using an Endo Close suturing device ...
Goltz Jan P - - 2012
Abstract Purpose: To evaluate efficacy, safety, and midterm patency of a helical, self-expanding nitinol stent after failed percutaneous transluminal angioplasty (PTA) of popliteal artery segments P1 and P2 in patients with chronic critical limb ischemia (CLI) or lifestyle-limiting claudication. Methods: Between February 2009 and March 2011, 40 patients (23 men; ...
Wagner Dale R - - 2012
The purpose of this study was to determine whether arterial oxygen saturation (Spo(2)) and heart rate (HR), as measured by a finger pulse oximeter on rapid arrival to 4260 m, could be predictive of acute mountain sickness (AMS) or summit success on a climb to 5640 m. Climbers (35.0 ± ...
Bonnel Didier H - - 2012
Percutaneous transhepatic balloon dilatation is an alternative to surgery when benign bilioenteric strictures (BBES) are inaccessible to endoscopic treatment. Our primary objective was to report long-term patency of balloon-dilated BBES. A total of 110 consecutive patients with 155 BBES had percutaneous transhepatic complete drainage of all biliary territories, balloon dilatation, ...
Sayed A - - 2012
Patients with severe critical limb ischemia (CLI) due to tibial disease are commonly treated nowadays with tibial angioplasty. However, the benefits and complications of treating "more than one tibial vessel" have not yet been determined. This study compares the outcome of angioplasty of one vessel versus that of more than ...
Palmerini Tullio - - 2012
Some but not all studies have reported reduced rates of stent thrombosis (ST) with everolimus-eluting stents (EES) compared with other drug-eluting stents (DES). All of these studies were insufficiently powered to reliably detect differences in ST. We therefore performed a meta-analysis of randomized controlled trials comparing the risk of 2-year ...
Chauhan Aakash - - 2012
Acute carpal tunnel syndrome (CTS) is a complication that can develop after distal radius fractures. Our hypothesis tested whether patient-reported outcomes after acute carpal tunnel release (CTR) performed in combination with distal radius fracture open reduction internal fixation (ORIF) are worse than patient-reported outcomes with only elective CTR as measured ...
Wang Y-L - - 2012
We describe our preliminary experience on the feasibility of using the Willis covered stent in patients with carotid-cavernous fistulas (CCFs). Eleven consecutive patients with post-traumatic CCFs referred for treatment with Willis covered stents were enrolled into this prospective study, and were subsequently followed-up at our hospital. Data on technical success, ...
Giannini Nicola - - 2012
Endovascular procedures are a less invasive revascularization strategies than endoarterectomy for carotid stenosis, but to date Guidelines recommend surgery for a major periprocedural safety. Evidences come from randomized studies where operator's experience in endovascular group was not considered. We retrospectively evaluated 524 endovascular procedures (carotid angioplasty ± stenting, CAS) performed between 1996 ...
Andacheh Iden David - - 2012
True and false lumen changes and patient outcomes following thoracic endovascular aortic repair (TEVAR) for patients with stable type B dissection have been described by the The Investigation of Stent Grafts in Aortic Dissection (INSTEAD) trial. However, these changes have not been described in TEVAR patients treated for complications of ...
Cioppa Angelo A Division of Invasive Cardiology, Montevergine Clinic, Mercogliano, Avellino, Italy. - - 2012
The use of directional atherectomy (DA) for the treatment of calcified femoro-popliteal lesions seems to improve the acute procedural success, however without reducing the long term restenosis rate. Drug coated balloons (DCB) reduced restenosis rate in non heavy calcified lesions. Aim of this study was to demonstrate safety and efficacy ...
Muntean Bogdan - - 2012
PURPOSE: Magnetically guided irrigated ablation has been introduced for atrial fibrillation (AF) ablation. However, data on ablation of persistent AF is scarce, and first-generation platinum-iridium catheters were burdened by char formation at the catheter tip. Furthermore, energy transmission of these catheters may be suboptimal. Irrigated gold-tip catheters have been introduced ...
Choi So-Eun SE Department of Nursing, Nambu University, Gwangju, South - - 2012
The objective of this study was to compare the effectiveness of sodium bicarbonate (SB) solution with chlorhexidine (CHX) mouthwash in oral care of acute leukemia patients under induction chemotherapy. Forty-eight patients were randomly selected and assigned to an SB solution group or CHX-based product group according to acute myelogenous leukemia ...
Spar David S - - 2012
Symptomatic upper-extremity deep venous thrombosis (UEDVT) after pacemaker placement in adults has been reported, but the occurrence of UEDVT in pediatric patients is poorly defined, and no treatment guidelines exist. This report describes a 14-year old girl with a history of complete atrioventricular block who experienced a symptomatic UEDVT 8 months ...
Hsu L-C - - 2012
OBJECTIVES: The long-term hemodynamic effects of carotid angioplasty and stenting (CAS) are unclear. We performed a longitudinal study to investigate the variations in cerebral hemodynamics in patients undergoing CAS. MATERIALS AND METHODS: We performed prospective evaluation of 63 symptomatic male patients (19 patients had transient ischemic attack and 44 had ...
Evangelista Artur - - 2012
BACKGROUND: Patent false lumen in aortic dissection (AD) has been associated with poor prognosis. We aimed to assess the natural evolution of this condition and predictive factors. METHODS AND RESULTS: One hundred and eighty-four consecutive patients, 108 surgically treated type A and 76 medically-treated type B, were discharged after an ...
McElhinney Doff B - - 2012
Dilation of the ascending aorta (AA) is common in patients with a bicuspid aortic valve. The natural history of the aortic root and AA and the risk factors for dilation have not been characterized in patients with congenital aortic stenosis (AS) treated with balloon valvuloplasty during childhood. The present study ...
Bangalore Sripal - - 2012
Drug-eluting stents (DES) have been in clinical use for nearly a decade; however, the relative short- and long-term efficacy and safety of DES compared with bare-metal stents (BMS) and among the DES types are less well defined. PubMed, Embase, and Cochrane Central Register of Controlled Trials (CENTRAL) were searched for ...
Kawahara Takashi - - 2012
A large renal stone can be treated ureteroscopically, but the treatment often requires more than one procedure. The use of stenting before ureteroscopy was recently reported. The present study investigated the effectiveness of preoperative stenting before ureteroscopic lithotripsy for large (>15 mm) renal stones. A ureteral stent was intentionally inserted in ...
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