Search Results
Results 451 - 500 of 1414
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Strube Patrick - - 2012
STUDY DESIGN:: Retrospective analysis of clinical and radiological data of a prospective cohort study OBJECTIVE:: To research the clinical differences after lumbar total disc replacement (TDR) regarding the preoperative global and the adaptation at the local sagittal profile of the spine (SP). SUMMARY OF BACKGROUND DATA:: It was suggested that ...
Sommer Christof Matthias - - 2012
To evaluate the influence of deployed energy on extent and shape of microwave (MW)-induced coagulation in porcine livers applying 5-minute protocols. MW ablations (n = 25) were performed in ex vivo porcine livers (n = 8). Ablation time was 5 minutes. Five study groups were defined, each with different power ...
Seidel Kathleen - - 2012
Object Mapping and monitoring are believed to provide an early warning sign to determine when to stop tumor removal to avoid mechanical damage to the corticospinal tract (CST). The objective of this study was to systematically compare subcortical monopolar stimulation thresholds (1-20 mA) with direct cortical stimulation (DCS)-motor evoked potential ...
Xu Hongming - - 2013
The aim of this study was to validate the feasibility of modified frontolateral partial laryngectomy without tracheotomy using animal experiments. The glottic area before and after surgery of 6 excised canine larynges and 10 canine larynges in vivo were compared to observe whether the glottic area following modified frontolateral partial ...
Hong Seung Woo - - 2012
To evaluate the changes of refractive astigmatism after horizontal rectus muscle surgery in intermittent exotropic children. Sixty-nine exotropic patients were retrospectively reviewed. Of those, 35 patients received unilateral lateral rectus recession (BLR group, 35 eyes) and 34 patients received unilateral lateral rectus recession and medial rectus resection (R&R group, 34 ...
Pennekamp C W A - - 2012
Background: Cerebral hyperperfusion syndrome (CHS) after carotid endarterectomy (CEA) is a potential life-threatening complication. Therefore, early identification and treatment of patients at risk is essential. CHS can be predicted by a doubling of postoperative transcranial Doppler (TCD)-derived mean middle cerebral artery blood velocity (V(mean)) compared to preoperative values. However, in ...
Lundin Fredrik - - 2012
BACKGROUND: In a previous study we found significantly decreased N-acetyl aspartate (NAA) and total N-acetyl (tNA) groups in the thalamus of patients with idiopathic normal pressure hydrocephalus (iNPH) compared with healthy individuals (HI). No significant difference between the groups could be found in the frontal deep white matter (FDWM). OBJECTIVE: ...
Sano Hitomi - - 2012
Background: Clinicians encounter pincer nails at a high incidence among bedridden cases who are free from weight bearing. The mechanical force transmitted by walking and loading may affect the nail configuration. This study was aimed at evaluating the influence of mechanical forces on the nail configuration. Methods: Study 1 was ...
Kim Jung-Sun - - 2012
The study evaluated serial quantitative and qualitative changes in vascular responses to drug-eluting stents (DES) using optical coherence tomography (OCT). Serial changes in stent strut coverage and neointima characteristics in DES-treated lesions have not been sufficiently investigated using OCT. Serial OCT was performed in 72 patients with 76 DES-treated lesions ...
Kim Jongshin - - 2012
: To analyze the long-term changes of peripapillary retinal nerve fiber layer (RNFL) thickness before and after panretinal photocoagulation (PRP) in patients with severe diabetic retinopathy. : In this retrospective observational case series, we reviewed the records of 46 patients (68 eyes) with severe diabetic retinopathy, who were treated with ...
Solomon Nancy Pearl - - 2012
Changes in vocal function that can occur after thyroidectomy were tracked with acoustic analyses of sustained vowel productions. The purpose was to determine which time-based or spectral/cepstral-based measures of two vowels were able to detect voice changes over time in patients undergoing thyroidectomy. Prospective, longitudinal, and observational clinical trial. Voice ...
Mari Francesco Saverio - - 2012
Postoperative staple-line bleeding after stapled hemorrhoidopexy represents a major issue of this procedure, especially in the day surgery setting. In this study we assess the possible benefit of using circular bioabsorbable staple-line reinforcement to reduce the risk of hemorrhage when performing stapled hemorrhoidopexy in a day surgery setting. Patients with ...
Aslan Mustafa Kemal - - 2012
The omentum plays a crucial role in abdominal defense mechanism by adhering to sites of inflammation and absorbing bacteria and debris from the peritoneal cavity. An experimental study was conducted to evaluate the inflammatory response of omentum in different abdominal events with omental P-/E-selectin levels and histopathologic findings. Thirty Wistar ...
Saito H - - 2012
BACKGROUND AND PURPOSE:Cognitive function can improve or decline after carotid endarterectomy. Proton MR spectroscopy can be used evaluate cerebral metabolites, such as N-acetylaspartate, choline, and creatine, in vivo. The purpose of the present study was to determine whether postoperative changes in cerebral metabolites measured by using 3T proton MR spectroscopy ...
Mochizuki Tomoharu - - 2012
BACKGROUND: Pre- and postoperative knee kinematics in unicompartmental knee arthroplasty (UKA) can be theoretically related to clinical outcome and longevity after UKA with regard to ligament function and the degree of arthritic changes. However, the preoperative knee kinematics of patients indicated for UKA remain to be elucidated, and it is ...
Zhang Tong-yuan - - 2012
To observe the evolution of heart rate variability (HRV) in patients with palmar hyperhidrosis before and after endoscopic thoracic sympathotomy and to evaluate the effects of the surgery on the autonomic nervous system. Endoscopic thoracic sympathotomy was performed on 20 patients with palmar hyperhidrosis. The thoracic sympathetic chain at the ...
Kim Myung-Sun - - 2012
ABSTRACT: BACKGROUND: Arm elevation is composed of glenohumeral and scapulothoracic motion. Many reports have addressed changes of scapular position across a spectrum of shoulder disease. However, no study has examined changes in scapular position after reverse total shoulder arthroplasty (RTSA). The purpose of this study was to evaluate the changes ...
Jungmann Pia M PM Musculoskeletal and Quantitative Imaging Research, Department of Radiology and Biomedical Imaging, University of California–San Francisco, San Francisco, California, USA. - - 2012
Cartilage repair (CR) procedures are widely accepted for treatment of isolated cartilage defects in the knee joint. However, it is not well known whether these procedures prevent degenerative joint disease. Cartilage repair procedures prevent accelerated qualitative and quantitative progression of meniscus degeneration in individuals with focal cartilage defects. Cohort study; ...
Lin Yazhou - - 2012
BACKGROUND: Catheter ablation of persistent atrial fibrillation (AF) has been performed with varying results using a combination of different techniques. We sought to evaluate the efficacy of additional linear lesion and defragmentation of left atrium (LA). METHODS: A cohort of 169 patients with persistent AF was studied. Ablation was performed ...
Billinger Michael - - 2012
The aim of this study was to test the hypothesis that ear oximetry immediately after the release of a sustained Valsalva maneuver accurately detects patent foramen ovale (PFO). One hundred sixty-five scuba divers underwent transesophageal echocardiography (TEE; reference method) for PFO assessment. Ear oximetry of the right earlobe was performed ...
Jung Woon-Hwa - - 2012
PURPOSE: The purpose of this prospective randomized study was to compare the visible, hidden, total blood loss and postoperative haemodynamic change of 4-h clamping and nonclamping of the drain after TKA. The hypothesis in the present study was that intermittent drain clamping with injection of diluted epinephrine solution would decrease ...
Popp Nina - - 2012
To compare 4 devices used to mark the cornea before astigmatism-reducing surgery. Hanusch Krankenhaus, Vienna, Austria. Randomized examiner-masked clinical trial. Patients were randomly allocated to 1 of 4 groups for preoperative corneal marking in the sitting position. The 4 methods used were marking at the slitlamp with an insulin needle, ...
Yoshida Yuri - - 2012
STUDY DESIGN: Longitudinal cross-sectional study. BACKGROUND: In the early stages after total knee arthroplasty (TKA), quadriceps strength of the operated limb decreases and is substantially lower than the non-operated limb. This asymmetry in strength is related to asymmetrical movement patterns that increase the reliance on the non-operated limb. Over time, ...
Gu Yutong - - 2012
STUDY DESIGN:: An in vivo animal experimental study. OBJECTIVE:: To investigate the hydroxyapatite (HA) coating in a modified fusion cage in improving the results of cervical intervertebral fusion as well as role of combination of IGF-I and TGF-β1 treatment in a goat cervical spine interbody fusion model. MATERIALS AND METHODS:: ...
Lee Jung-Hyun - - 2012
Abstract Objectives. The objective of this study was to compare the caries risk profiles obtained from the simplified Cariogram models and the conventional Cariogram model of Korean dental patients. Materials and methods. Data required for a caries risk assessment with the Cariogram were collected from 80 young adult patients (mean: ...
Hernández-Romero Diana - - 2012
BACKGROUND: Biomarkers of necrosis and inflammation have been found raised after radiofrequency ablation (RF). There is scarce information on biomarkers' behavior after cryoablation. Our aim was to study biomarkers of necrosis, inflammation, and interstitial remodeling after two different approaches: RF versus cryoablation. METHODS: We studied 22 consecutive patients with atrial ...
Smith T O - - 2012
BACKGROUND: This study firstly aimed to determine whether proprioception deficits, as measured by joint position sense (JPS), occur in people following recurrent patellar dislocations. Secondly, to determine whether JPS changes following medial patellofemoral ligament reconstruction (MPFL) reconstruction for patellar instability. METHODS: Thirty people following recurrent patellar dislocation were recruited. Pre-operative ...
Chen Wei-Ping - - 2012
Stigmasterol has been shown exihbit anti-osteoarthritic properties in vitro studies. However, the in vivo effects of stigmasterol on cartilage are still unclear. This study investigated the anti-osteoarthritic properties of stigmasterol on cartilage degradation in a rabbit model of osteoarthritis (OA). Twenty rabbits underwent bilateral anterior cruciate ligament transection (ACLT) to ...
Watanabe Yusuke - - 2012
OBJECTIVES: The purpose of this study was to examine the performance of the European System for Cardiac Operative Risk Evaluation II (ESII) in patients undergoing transcatheter aortic valve implantation (TAVI). BACKGROUND: The ESII was developed recently to improve the predictive value of the original logistic EuroSCORE (LES). METHODS: Between October ...
Shapiro Susan E - - 2012
Heritable dysfibrinogenaemia (HD) is a rare qualitative disorder of fibrinogen (FGN). To better describe the clinical, laboratory and genotypic spectrum of HD, we evaluated 35 subjects identified at two UK centres using laboratory criteria. 12/35(34%) subjects with HD experienced bleeding (bleeding score >1 at any site), 3/35(9%) thrombosis and 20/35(57%) ...
Liu Yongzhe - - 2012
BACKGROUND:: Amnestic mild cognitive impairment (aMCI) is thought to be a transitional stage between normal aging and the development of Alzheimer's disease (AD). Recent studies have suggested that the inhalational anesthetic isoflurane can induce caspase activation and apoptosis, increase aggregates of β-amyloid (Aβ) levels, and enhance Aβ aggregation. The aim ...
Lustig S - - 2012
PURPOSE: In contrast to radiographic measurements, MRI provides multiple slices of the knee joint in the sagittal plane, making it possible to assess the medial and lateral tibial slope separately. The purpose of this study is to investigate the effect of medial open-wedge high tibial osteotomy (MOWHTO) on bony and ...
Getz Anne E AE Department of Otolaryngology-Head and Neck Surgery, Washington University, St. Louis, MO 63110, USA. - - 2013
Lateralization of the middle turbinate is a commonly cited factor leading to failure of functional endoscopic sinus surgery (FESS). Inadequate medialization during FESS may require repeat intraoperative attempts, and may lead to destabilization and mucosal trauma. A novel technique is described that increases middle meatal area and provides more definitive ...
Kadoglou Nikolaos P E - - 2012
Purpose : To assess changes in pulse wave velocity (PWV), a valid index of arterial stiffness, in patients undergoing endovascular repair (EVAR) of abdominal aortic aneurysm (AAA). Arterial stiffness is an independent marker of all-cause mortality and cardiovascular morbidity and mortality. Methods : Forty-eight consecutive male patients (mean age 71±4 ...
Jahng Geon-Ho - - 2012
Purpose: Mapping of the distribution of local susceptibility strength could be very important in understanding the mechanisms of progression in neurodegenerative diseases, due to depositions of iron and iron-containing plaques. The goal of this study is to map the voxelwise distribution of local cross-term b-value (b(c)) effect caused by interactions ...
Dodge Kelly L - - 2012
Objectives- The purpose of this study was to determine whether junior residents had higher rates of first cannulation and overall success at central venous catheter insertions with the use of ultrasound (US) guidance compared to the landmark technique. Methods- We conducted a secondary analysis of data from a prospective randomized ...
Anegundi Rajesh T - - 2012
This study was aimed to determine the effectiveness of Papacárie(®) for caries removal as compared to the conventional method with respect to microbial flora, time, the amount of tissue removal, child's behavior, pain perception, and preference of treatment. Sixty primary molars of 30 children of age 4-9 years were selected ...
Wang Guohui - - 2012
To understand the effect of mechanical stimulation on posterior scleral reinforcement (PSR), rabbit scleral fibroblasts after PSR were subjected to stretch in vitro, and the viscoelastic behavior of scleral fibroblasts was evaluated. Three-week-old rabbits were monocularly treated by eyelid suturation randomly to prepare the experimental myopia eyes. After 60 days, ...
Bond Dale S DS Department of Psychiatry and Human Behavior, Warren Alpert Medical School of Brown University, The Miriam Hospital/Weight Control and Diabetes Research Center, Providence, Rhode Island 02903, USA. - - 2013
Sedentary behavior (SB), independent of physical activity, represents a significant health risk. We previously used objective measures to demonstrate that bariatric surgery candidates engage in high levels of SB overall, but supplementing these measures with subjective reports would provide information about time allocated to different forms of SB. The aim ...
Gil-Carrasco F - - 2013
OBJECTIVES: To evaluate the fluctuations in 24h mean intraocular pressure (IOP) when switching prostaglandin analogues in patients with glaucoma. METHODS: Fourteen patients with primary open angle glaucoma were evaluated with monthly 24-hour IOP curves, using a monthly switching pattern of prostaglandin analogues and brinzolamide during 3 years of follow-up. RESULTS: ...
Hegde Rashmi - - 2012
Background: Gingival melanin depigmentation procedures are commonly associated with recurrence of pigmentation, which starts with migration of melanocytes from the adjacent free gingiva. The extent and rate of recurrence varies according to the treatment modalities used and duration of follow-up. The aim of the study was to compare the Surgical ...
Dreher Thomas - - 2012
Adverse effects such as increased anterior pelvic tilt (APT) are reported after muscle-tendon lengthening (MTL) for the correction of flexed knee gait in cerebral palsy. The conversion of biarticular muscles (CBM) to monoarticular muscles represents an alternative treatment, but only few short-term results have been published, without comparison with MTL. ...
Chen Bihua - - 2012
OBJECTIVE: Transthoracic impedance (TTI) is a principal parameter that influences the intracardiac current flow and defibrillation outcome. In this study, we retrospectively evaluated the performance of current-based impedance compensation defibrillation in out-of-hospital cardiac arrest (OHCA) patients. METHODS: ECG recordings, along with TTI measurements were collected from multiple emergency medical services ...
Egerton Thorlene T Centre for Health Exercise & Sports Medicine, The University of Melbourne, Carlton, VIC, Australia. - - 2013
When considering arthroscopic surgery for treatment of hip pain, it is important to understand the influence of joint degeneration on the likelihood of success. Previous research has shown poorer outcomes among patients with osteoarthritis but new arthroscopic techniques including femoroacetabular impingement correction and microfracture may lead to better arthroscopic outcomes. ...
Renfree Andrew - - 2012
PURPOSE: To analyse pacing strategies displayed by athletes achieving differing levels of performance during an elite level marathon race. METHODS: Competitors in the 2009 IAAF Women's Marathon Championship were split into Groups 1, 2, 3, and 4 comprising the first, second, third, and fourth 25% of finishers respectively. Final, intermediate, ...
Irazabal Maria V MV Division of Nephrology and Hypertension, Mayo Clinic College of Medicine, Rochester, MN, - - 2013
Selective urinary biomarkers have been considered superior to total proteinuria in predicting response to treatment and outcome in patients with membranous nephropathy (MN). We prospectively tested whether urinary (U) excretion of retinol-binding protein (RBP), α1-microglobulin (α1M), albumin, immunoglobulin IgG and IgM and/or anti-phospholipase 2 receptor (PLA(2)R) levels could predict response ...
Voscopoulos Christopher - - 2012
BACKGROUND: Current airway management for most first-responder basic emergency medical technicians (EMT-Bs) does not include the use of blind-advanced-airway devices. OBJECTIVE: To compare the speed, success rates, and skill retention with which EMT-Bs providers can place three blind-advanced-airway devices. METHODS: Prospective study of 43 EMT-Bs trained in the use of ...
Arora S - - 2012
In this 12-month multicenter Scandinavian study, 78 maintenance heart transplant (HTx) recipients randomized to everolimus with reduced calcineurin inhibitor (CNI) exposure or continued standard CNI-therapy underwent matched virtual histology (VH) examination to evaluate morphological progression of cardiac allograft vasculopathy (CAV). Parallel measurement of a range of inflammatory markers was also ...
Gasper Warren J WJ Division of Vascular and Endovascular Surgery, Department of Epidemiology and Biostatistics, University of California, San Francisco, San Francisco, CA 94143-0222, - - 2013
Successful adaptation of a vein graft to an arterial environment is incompletely understood. We sought to investigate whether early vein graft remodeling is predictive of subsequent patency. A prospective longitudinal study was conducted of 67 patients undergoing lower extremity bypass with autogenous vein between February 2004 and April 2008. Preoperative ...
Cho Hyun-Kyung - - 2012
PURPOSE: To investigate the progression rates of superior and inferior hemifield defects and each hemifield in bihemifield defects in normal-tension glaucoma patients and to compare the progression rates of each hemifield between groups in eyes with similar baseline hemifield defects. DESIGN: Retrospective, observational cohort study. METHODS: Medical records of 142 ...
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