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Duffis E Jesus - - 2012
BACKGROUND: Few studies to date have examined the accuracy of computed tomographic angiography (CTA) compared to digital subtraction angiography (DSA) in diagnosing intracranial stenosis. The purpose of this study was to compare CTA to DSA in diagnosing intracranial stenosis and to explore the impact of the addition of DSA on ...
Garg Kanwaljeet - - 2012
Chiari III malformations are extremely rare hindbrain malformations that are associated with a high early mortality rate, or severe neurologic deficits in the survivors. They are characterized by an occipital or cervical encephalocele, along with anomalies commonly seen with the type II malformation. Chiari III in association with proatlas abnormality ...
Leufkens A M - - 2012
Background and study aims: In patients undergoing colonoscopy, 22 % - 28 % of polyps and 20 % - 24 % of adenomas are missed. It is unclear which factors contribute to polyp miss rates, but colorectal cancer detected within 3 years after colonoscopy may originate from missed lesions. The ...
Klintberg Ingrid Hultenheim - - 2012
BACKGROUND: The aim of the present study was to translate the Western Ontario Osteoarthritis Shoulder (WOOS) index into Swedish and to test its validity, reliability, and responsiveness in patients with subacromial pain. METHODS: The validity of the WOOS translation was tested in 54 patients who completed the WOOS and the ...
Birmingham D J DJ Department of Medicine and Davis Heart and Lung Research Institute, Ohio State University Medical Center, Columbus, OH 43210, USA. - - 2012
Cross-sectional studies have shown that low vitamin D (25-hydroxyvitamin D (25(OH)D)) is associated with increased systemic lupus erythematosus (SLE) activity. This study is the first to assess the temporal relationship between 25(OH)D levels and onset of SLE flare. This assessment was made possible because of the specimen bank and database ...
Paoletti Oscar A - - 2012
INTRODUCTION: Muscle tension dysphonia (MTD) is a voice disorder in the absence of current organic laryngeal pathology, without obvious psychogenic or neurological aetiology. The laryngeal features of MTD include a posterior glottal gap and supraglottic hyperfunctional activities; however, it remains unclear if these features are specific to MTD. This report ...
Botelho Carlos - - 2012
Background: The optimization of phosphate (P) removal by peritoneal dialysis (PD) is often underestimated. Our objective was to investigate peritoneal P clearance and its relationship with standard adequacy targets, hyperphosphatemia and automated PD (APD) parameters. Methods: Dialysis dose, P clearances (24-hour urine and effluent samples), estimated percentage of diffusive P ...
Zhou Bin - - 2012
The objective of this study was to develop new risk classifications for conversion to Alzheimer's disease (AD) by comparing the relative reliability of classifiers in patients with mild cognitive impairment (MCI). The 397 MCI subjects and all baseline data, including characteristics, neuropsychological tests, cerebrospinal fluid biomarkers and MRI findings in ...
Kalantar-Zadeh Kamyar - - 2012
In hemodialysis patients, lower body mass index and weight loss have been associated with higher mortality rates, a phenomenon sometimes called the obesity paradox. This apparent paradox might be explained by loss of muscle mass. The authors thus examined the relation to mortality of changes in dry weight and changes ...
Calabrese M - - 2012
BACKGROUND AND PURPOSE:GM pathology is considered a major determinant of disability in MS, but the comprehension of its origin and progression rate is limited by the uncertainty of dating the biologic disease onset. Thus, we planned a longitudinal study aimed at analyzing and comparing cortical pathology in pediatric and adult ...
Morgan Jeffrey A - - 2012
BACKGROUND: Continuous flow left ventricular assist devices (CF-LVADs) have yielded improved outcomes compared with pulsatile flow devices for patients on long-term support. However, significant rates of gastrointestinal bleeding (GIB) have been observed during CF-LVAD support. METHODS: From March 2006 through March 2011, 86 patients with chronic heart failure underwent implantation ...
Altarac Silvio - - 2012
Introduction: Fournier's gangrene (FG) is the necrotizing fasciitis of the perineum and genital area with high mortality. Materials and Methods: A retrospective review included 41 patients diagnosed with FG in our hospitals from 1995 to 2010, divided into survivors and nonsurvivors. We analyzed anamnestic, clinical and laboratory data. Results: The ...
Yang Ju-Yeh - - 2012
Background: Little is known about the incidence of intestinal perforation in patients undergoing dialysis. Concerns exist that sevelamer hydrochloride may increase the risk of intestinal perforation. We examined long-term trends for the incidence of intestinal perforation among US dialysis patients. Methods: We studied all dialysis patients (1992-2005) who had Medicare ...
Fregonezi Guilherme - - 2012
BACKGROUND: Cardiac involvement is common in myotonic dystrophy (MD) patients. Heart rate variability (HRV) is a simple and reliable technique that can be useful for studying the influence of the autonomic nervous system on the heart. OBJECTIVE: Study heart rate variability in patients with type 1 MD. METHODS: We studied ...
Dengler Julius - - 2012
BACKGROUND: The oxygen reactivity index (ORx) has been introduced to assess the status of cerebral autoregulation after traumatic brain injury (TBI) or subarachnoid hemorrhage (SAH). Currently, there is some controversy about whether the ORx depends on the type of PbrO(2)-sensor technology used for its calculation. To examine if the probe ...
Delelis François - - 2012
AIMS: The present study was undertaken to investigate the concordance between longitudinal two-dimensional (2D)-speckle-tracking data and endocardial mapping for localizing atrioventricular accessory pathways (AP), and whether longitudinal 2D-speckle-tracking imaging accurately identifies the contractile abnormalities associated with AP and the effect of radiofrequency ablation. METHODS AND RESULTS: Echocardiograms were repeated twice ...
Ziegler Paul D - - 2012
Background: Ventricular rate control (VRC) is an important treatment strategy for patients with permanent atrial fibrillation (AF). We assessed the prevalence of poor VRC and the adequacy of various intermittent monitoring regimens to accurately characterize VRC during permanent AF. Methods: We retrospectively analyzed data from dual chamber implantable cardioverter defibrillator ...
Wang Zi-Xuan - - 2012
To analyze the three-dimensional distribution of high-intensity zone (HIZ) in lumbar disks and to assess the correlation between low back pain (LBP) and spatial distribution of HIZs. Clinical records and lumbar MRIs of 623 patients (337 males and 286 females, age 50.10 ± 15.38 years) were selected and reviewed. Baseline ...
Bali Shveta Jindal - - 2012
Aim: To evaluate the agreement between intra-ocular pressure (IOP) measurements with the Diaton and the Goldmann applanation tonometers (GAT). Methods: In this cross-sectional observational study, a total of 196 eyes of 196 participants (66 patients with glaucoma, 130 healthy subjects) were included. IOP measurements were obtained from all patients using ...
Naha Kushal - - 2012
Background and aim. Copper sulphate poisoning, while unusual in the West, is not rare in the Indian subcontinent, and mostly suicidal in intent. Unfortunately, data available on copper sulphate poisoning is limited. This study was planned to identify common presentations and complications of copper sulphate poisoning, and biochemical parameters that ...
Wang Weijun - - 2012
ABSTRACT: Study design. Retrospective radiographic study.Objective. To compare the gender differences in curve patterns and radiographic characteristics in patients who have adolescent idiopathic scoliosis (AIS).Summary of Background Data. Gender differences in AIS have been documented in the incidence of curve progression, response to bracing, and outcomes of surgical treatment. However, ...
Plaudis H - - 2012
Experience with administration of synbiotics (prebiotics/probiotics) in patients with severe acute pancreatitis (SAP) has demonstrated immunomodulatory capacity. The aim of this trial was evaluation of the feasibility and perspective of early clinical application of oral synbiotic/prebiotic supplements in patients with SAP. 90 SAP patients were enrolled during the period from ...
Yu Sheng-Bo - - 2012
Researchers still do not reach the consensus on the incidence, characters and the prognostic value of pericardial effusion (PE) in patients with chronic heart failure (CHF). This study is to investigate the incidence, characters and the prognostic value of pericardial effusion (PE) in patients with CHF. One thousand one hundred ...
Barr Richard G - - 2012
This prospective study was to evaluate shear wave elastography (SWE) in the detection of prostate cancer (PC). Patients scheduled for a transrectal ultrasound (TRUS) biopsy of the prostate because of elevated prostate-specific antigen levels or abnormal digital rectal examination result underwent a standard TRUS and SWE. A second TRUS examination ...
Fountas Kostas N - - 2012
Object The purpose of this prospective study was to compare the results of proton MR spectroscopy (MRS) in temporal poles in patients with unilateral mesial temporal sclerosis (MTS) with the histopathological findings of the resected temporal poles. Methods A total of 23 patients (14 male and 9 female) with a ...
Hwang Yong Il - - 2012
A new spirometric reference equation was recently developed from the first national chronic obstructive pulmonary disease (COPD) survey in Korea. However, Morris' equation has been preferred for evaluating spirometric values instead. The objective of this study was to evaluate changes in severity staging in Korean COPD patients by adopting the ...
Lainscsek C - - 2012
Parkinson's disease is a degenerative condition whose severity is assessed by clinical observations of motor behaviors. These are performed by a neurological specialist through subjective ratings of a variety of movements including 10-s bouts of repetitive finger-tapping movements. We present here an algorithmic rating of these movements which may be ...
Kreymann Georg - - 2012
BACKGROUND & AIMS: The ratio of energy expenditure to nitrogen loss respectively of energy to nitrogen provision (E/N) is considered a valuable tool in the creation of an enteral or parenteral formulation. Specific E/N ratios for parenteral nutrition (PN) have not yet been clearly defined. To determine the range of ...
Meigal A Yu - - 2012
The purpose of the study was to evaluate linear and nonlinear tremor characteristics of the hand in patients with Parkinson's disease (PD) and to compare the results with those of healthy old and young control subjects. Furthermore, the aim was to study correlation between tremor characteristics and clinical signs. A ...
Miller P - - 2012
Diffusion tensor imaging (DTI) has been used extensively to investigate white matter architecture in the brain. In the context of neurological disease, quantification of DTI data sets enables objective characterisation of the associated pathological changes. The aim of this study is to propose a method of evaluating DTI parameter changes ...
Gat Itai - - 2012
OBJECTIVE: To evaluate sperm quality and fertility potential of men with psychogenic anejaculation treated by electroejaculation (EEJ) and intracytoplasmic sperm injection (ICSI). Treatment results were compared to spinal cord injured (SCI) patients treated similarly. DESIGN: Retrospective clinical study. SETTING: Academic tertiary referral fertility center. PATIENT(S): Couples with isolated psychogenic anejaculation ...
Vermeltfoort I A C - - 2012
AIMS: Follow-up studies of patients with cardiac syndrome X (CSX) generally report good prognosis. However, some recent studies report an adverse outcome for women. METHODS AND RESULTS: Structured literature search and meta-analysis for studies regarding prognosis of cardiac syndrome X patients. We identified 85 studies, ultimately selecting 16 for inclusion. ...
Shirazian Shayan - - 2012
Increased whole blood viscosity (WBV) can be injurious to the vascular endothelium and increase the risk of atherothrombotic events. This study examined the effect of hemodialysis ultrafiltration (UF) on WBV, with a focus on high vs. low-volume UF patients. In stable hemodialysis patients, blood was drawn for hematocrit (Hct) and ...
Gerson L B - - 2012
BACKGROUND: Approximately 30-40% of patients with Barrett's oesophagus (BE) patients manifest abnormal oesophageal pH profiles despite proton pump inhibitor (PPI) therapy. AIM: To determine control of oesophageal reflux using Bravo pH monitoring in patients BE on omeprazole-sodium bicarbonate oral suspension powder (Ome-NaBic) 40 mg twice daily. METHODS: Initial pH monitoring off ...
Zuidam J M - - 2012
Strength is regarded as normal in patients with an opposable triphalangeal thumb. Our clinical impression is, however, that intrinsic musculature is probably affected in all forms of triphalangeal thumb. Therefore, we established the strength of 38 thumbs in patients with a triphalangeal thumb. Patients were excluded if the intrinsic musculature ...
Aarabi Ardalan - - 2012
In the present study, we have developed a novel patient-specific rule-based seizure prediction system for focal neocortical epilepsy. Five univariate measures including correlation dimension, correlation entropy, noise level, Lempel-Ziv complexity, and largest Lyapunov exponent as well as one bivariate measure, nonlinear interdependence, were extracted from non-overlapping 10-s segments of intracranial ...
Suissa Laurent - - 2012
BACKGROUND: Several studies have suggested that after ischemic stroke, continuous electrocardiographic (ECG) monitoring (CEM) increases the atrial fibrillation (AF) detection rate. However, optimal CEM terms of use are not clear. The aim of our study was to evaluate the usefulness of CEM in detecting AF and define optimal terms of ...
Lotti F - - 2012
OBJECTIVESPrevious studies concerning ultrasound evaluation of the seminal vesicles (SV) were performed on a limited series of subjects, and considered few parameters, often only before ejaculation and without assessing the patients' sexual abstinence. The aim of this study was to evaluate the volume and the emptying characteristics of the SV ...
Iwama Makoto - - 2012
BACKGROUND: Left atrial appendage (LAA) thrombus increases the risk of thromboembolism in atrial fibrillation (AF), and LAA contractile function like emptying fraction (EF) should have physiological importance in thrombus formation. The aim of this study was to validate a velocity vector imaging (VVI) method for quantification of the LAA function ...
Bliwise D L - - 2012
  Periodic leg movements in sleep (PLMS) are non-epileptiform, repetitive movements of the lower limbs that have been associated with apparent dopamine deficiency. We hypothesized that elderly patients with a disease characterized primarily by dopamine depletion (Parkinsonism) would have higher rates of PLMS than age-matched controls or a different neurodegenerative ...
Bellucci Carlos H Suzuki - - 2012
PURPOSE: We investigated whether same session repeat urodynamic investigations are needed in patients with neurogenic lower urinary tract dysfunction. MATERIALS AND METHODS: A consecutive series of 226 patients with neurogenic lower urinary tract dysfunction who underwent same session repeat urodynamic investigation was prospectively investigated at a single university spinal cord ...
Kumak Ferhat - - 2012
Objective: In this study, left atrial appendage (LAA) flow velocities of dipper and nondipper hypertensive patients were compared with normal subjects. Methods: Twenty-three patients with nondipper hypertension (NDH), 25 patients with dipper hypertension (DH), and 25 control subjects with comparable age, gender, and body mass indices were enrolled in the ...
Ballester Marcos - - 2012
BACKGROUNDThere is currently no consensus about indications for surgery for infertility associated with colorectal endometriosis. The aim of this study was to evaluate cumulative pregnancy rates (CPRs) after ICSI-IVF cycles in patients with colorectal endometriosis and to identify determinant factors of fertility outcome.METHODSProspective longitudinal multicentre study from January 2005 to ...
Naini Farhad B - - 2012
The aim was a quantitative evaluation of how the severity of lower facial profile convexity influences perceived attractiveness. The lower facial profile of an idealized image was altered incrementally between 14° to -16°. Images were rated on a Likert scale by orthognathic patients, laypeople, and clinicians. Attractiveness ratings were greater ...
Naini Farhad B - - 2012
OBJECTIVE: The aim was a quantitative evaluation of how the severity of lower facial profile convexity influences perceived attractiveness. STUDY DESIGN: The lower facial profile of an idealized image was altered incrementally between 14° to -16°. Images were rated on a Likert scale by orthognathic patients, laypeople, and clinicians. RESULTS: ...
Wagdi Philipp - - 2012
BACKGROUND: Transseptal puncture (TSP) is the first step in pulmonary vein isolation and catheter ablation, as well as in left atrial appendage closure in atrial fibrillation. Although TSP has been reported to be successful in patients with device closure of interatrial septal communications, questions pertinent to its feasibility in patients ...
Hingorani Pooja - - 2012
We compared heart rate-corrected QT interval (QTc) and its within- and between-subject variability, in ECGs recorded several days apart for 207 patients with schizophrenia (age range 19-60 yr) with age- and gender-matched healthy controls. Patients had higher heart rates (mean±s.d.) than controls [75±15 beats per minute (bpm) vs. 63±10 bpm; ...
Boekestein Werner A - - 2012
OBJECTIVE: To evaluate how the motor unit number index (MUNIX) is related to high-density motor unit number estimation (HD-MUNE) in healthy controls and patients with amyotrophic lateral sclerosis (ALS). METHODS: Both MUNIX and HD-MUNE were performed on the thenar muscles in 18 ALS patients and 24 healthy controls. Patients were ...
Lalani Gautam G - - 2012
The aim of this study was to determine whether onset sites of human atrial fibrillation (AF) exhibit conduction slowing, reduced amplitude, and/or prolonged duration of signals (i.e., fractionation) immediately before AF onset. Few studies have identified functional determinants of AF initiation. Because conduction slowing is required for reentry, we hypothesized ...
Weijenborg P W - - 2012
Background  Symptomatic response to proton pump inhibitor (PPI) therapy in patients with non-erosive reflux disease (NERD) is often reported as lower than in patients with erosive reflux disease (ERD). However, the definition of NERD differs across clinical trials. This meta-analysis aims to estimate the rate of symptom relief in response ...
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