Search Results
Results 601 - 650 of 2340
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Homsy Yves - - 2011
PURPOSE: We evaluated the efficacy and safety of tamsulosin hydrochloride in children with increased detrusor leak point pressure associated with neuropathic bladder. MATERIALS AND METHODS: In a double-blind, randomized, placebo controlled trial patients with detrusor leak point pressure 40 cm H(2)O or greater were stratified by age (2 to less ...
Werndle Melissa C - - 2011
The aim of this study was to examine how traumatic spinal cord injury is managed in the United Kingdom via a questionnaire survey of all neurosurgical units. We contacted consultant neurosurgeons and neuroanaesthetists in all neurosurgical centres that manage patients with acute spinal cord injury. Two clinical scenarios - of ...
Almirall Jaume - - 2011
BACKGROUND: Refractory arterial hypertension (RAH) is frequently associated to a non-dipping blood pressure (BP) pattern; this profile has been shown to have a worse clinical prognosis. It is a common clinical practice that patients receive anti-hypertensive medication preferentially in the morning. Non-dipping could be related to the timing of anti-hypertensive ...
Patil Pavan M - - 2012
To evaluate the safety and efficacy of an admixture of lidocaine with clonidine with regard to the anesthetic abilities, hemodynamic parameters, and postoperative pain control and to compare the results with those obtained with a lidocaine-epinephrine solution. A total of 50 patients with poorly controlled, moderate hypertension (American Society of ...
Glanzman Allan M - - 2011
The relationships between the Expanded Hammersmith Functional Motor Scale (HFMSE) and genotype and motor and respiratory outcomes were examined in patients with spinal muscular atrophy types II and III (n = 70). The correlation between the HFMSE and Gross Motor Function Measure was r = 0.98. Correlations between HFMSE and ...
Petrie Colin J - - 2011
BACKGROUND: In patients with cardiovascular disease, a high pulse pressure is related to an increased risk of cardiovascular events but in patients with advanced heart failure, a low pulse pressure is predictive of adverse (cardiovascular) events. AIM: We studied the prognostic importance of pulse pressure in a group of post-myocardial ...
He Zhiyong - - 2011
PURPOSE: Recognition of intraoperative hypovolemia is important for fluid management. Previous studies demonstrated functional preload parameter pulse pressure variation (PPV) could predict volume changes in response to fluid loading and loss. In this study, we examined the correlation between PPV and other two cardiac preload indicators, central venous pressure (CVP) ...
Zhang Aimin A Department of Environmental Health Sciences, University of Michigan School of Public Health, Ann Arbor, Michigan 48109-2029, USA. - - 2012
Lead exposure in adults is associated with hypertension. Altered prenatal nutrition is associated with subsequent risks of adult hypertension, but little is known about whether prenatal exposure to toxicants, such as lead, may also confer such risks. We investigated the relationship of prenatal lead exposure and blood pressure (BP) in ...
von Känel Roland R Department of General Internal Medicine, University of Bern, Switzerland. - - 2011
To test the hypothesis that cardiometabolic risk is attenuated when caregivers are relieved of caregiving stress when the caregiving recipient transitions out of the home. Longitudinal. Participants' homes. One hundred nineteen spousal caregivers of a patient with Alzheimer's disease (AD) and 55 noncaregiving controls (mean age of entire sample 75 ...
Ležaić Višnja - - 2011
Abstract Background and objective: Numerous screenings of chronic kidney disease (CKD) have been performed all over the world. This screening study was undertaken with the aim of estimating the prevalence of low glomerular filtration rate (eGFR) and microalbuminuria (MAU) and/or proteinuria in a population at risk for CKD and to ...
Lee Dae Woo - - 2011
STUDY OBJECTIVE: To estimate the effect of intraabdominal pressure and risk factors related to the occurrence of subcutaneous emphysema during laparoscopic surgery. DESIGN: Prospective randomized study (Canadian Task Force classification I). SETTING: University hospital. PATIENTS: Two hundred patients who underwent gynecologic laparoscopy because of benign gynecologic disease or cervical intraepithelial ...
Penzel T - - 2011
Obstructive sleep apnea (OSA) is a sleep disorder with a high prevalence that causes pathological changes in cardiovascular regulation during the night and also during daytime. We investigated whether the treatment of OSA at night by means of continuous positive airway pressure (CPAP) improves the daytime consequences. Twenty-eight patients with ...
Lee Vivian - - 2011
Elevated intraocular pressure-induced interlamellar stromal keratitis (PISK) is an entity of interface haze usually occurring weeks to months after laser in situ keratomileusis (LASIK) that is associated with elevated intraocular pressures and worsening with steroid treatment. There is evidence that this interface haze is the result of abnormal fluid dynamics ...
Roman Sabine - - 2012
This study aimed to refine the criteria for esophageal hypercontractility in high-resolution esophageal pressure topography (EPT) and to examine the clinical context in which it occurs. A total of 72 control subjects were used to define the threshold for hypercontractility as a distal contractile integral (DCI) greater than observed in ...
Fallo F - - 2011
BACKGROUND AND AIM: Low serum 25-hydroxyvitamin D [25(OH)D] levels may have an important role in predisposing to hypertension and myocardial disease. We investigated the relationship between 25(OH)D and left ventricular (LV) structure and function, assessed by echocardiography, in a series of patients with essential hypertension (EH). METHODS AND RESULTS: Sixty-two ...
Ligthart Suzanne A - - 2011
Background: There is little information on the prevalence of hypertension and other modifiable cardiovascular risk factors in community-dwelling elderly in the Netherlands and the potential impact of improving antihypertensive treatment on major cardiovascular events. Design: Cross-sectional analysis of Dutch community-dwelling subjects aged 70-78 years without dementia who were included in ...
Yang Song-Qing - - 2011
OBJECTIVE: This study aims to examine the impact of chronic intermittent hypoxia on hearts in patients with obstructive sleep apnea (OSA). METHODS: Two hundred twenty patients were divided into groups based on (1) severity of the disease, (2) years of disease history, and (3) with or without secondary hypertension. All ...
Weinberger Myron H - - 2011
The renin-angiotensin system (RAS) is a common link between hypertension and comorbidities of obesity and metabolic syndrome (MetS). We evaluated the antihypertensive efficacy and safety of the combination direct renin inhibitor, aliskiren, with amlodipine versus amlodipine alone in self-identified African Americans with stage 2 hypertension in a subgroup of patients ...
Abraham I - - 2011
BACKGROUND AND AIMS: Obesity combined with hypertension places patients at greater risk for target-organ damage and cardiovascular disease. The purpose of this secondary analysis was to identify physician- and patient-levels determinants of blood pressure (BP) values and predictors of uncontrolled BP through subgroup analysis by body mass index (BMI). METHODS ...
Di Rocco Concezio - - 2011
Hydrocephalus has been related to Chiari type I malformation (CIM) for a long time. The pathogenesis of this association is complex and still debated. A supratentorial hypertensive hydrocephalus may cause CIM, exerting pressure from above. Another pathogenetic hypothesis is based on the clinical and radiological data from patients affected by ...
Sahlén Anders - - 2011
Background Elderly female hypertensives with arterial stiffening constitute a majority of patients with Heart Failure with preserved Ejection Fraction (HFpEF), a condition characterized by the inability to increase cardiac stroke volume (SV) with physical exercise. As SV is determined by the interaction between the left ventricle (LV) and its load, ...
Bokhari Sabahat - - 2011
BACKGROUND: -The clinical course in PAH is variable and there is limited information on the determinants and progression of RV dysfunction.. The objective is to develop PET metabolic imaging of the RV as a non-invasive tool in patients with pulmonary arterial hypertension (PAH). METHODS AND RESULTS: -We performed PET scanning ...
Hirooka Masashi - - 2011
Purpose:To prospectively correlate spleen elasticity and degree of portal hypertension estimated with the hepatic venous pressure gradient (HVPG) and to evaluate splenic elasticity as a predictor of gastroesophageal varices.Materials and Methods:The institutional review board approved this study, and patients provided written informed consent. In a pilot study of 60 patients ...
Sander Gary E - - 2011
Resistant hypertension (RH), defined simply, is blood pressure (BP) requiring the use of four or more antihypertensive agents, whether controlled or uncontrolled. RH is an increasingly common problem in elderly patients and may affect as many as 20% of the hypertensive population. Unfortunately, at least 30% of patients evaluated for ...
Agrawal Amit - - 2011
OBJECTIVE: To assess the efficacy of arginine vasopressin (AVP) as a rescue therapy in children with catecholamine refractory vasodilatory shock and its effect on various hemodynamic, clinical, and laboratory variables. METHODS: This prospective hospital based study was conducted from January 2008 through July 2008 at a tertiary pediatric cardiac critical ...
Voeller Rochus K - - 2011
Increased right atrial (RA) and ventricular (RV) chamber volumes are a late maladaptive response to chronic pulmonary hypertension. The purpose of the current investigation was to characterize the early compensatory changes that occur in the right heart during chronic RV pressure overload before the development of chamber dilation. Magnetic resonance ...
Christensen Kent Lodberg - - 2011
Essential hypertension (EH) is associated with structural changes of small arteries (SMASCH) in terms of wall thickening and lumen narrowing throughout the entire resistance circulation. This remodelling process occurs early in EH development and is an important contributor to the elevation of vascular resistance. SMASCH also decreases the vasodilatory capability ...
Cabrera-Benítez Nuria E - - 2011
OBJECTIVES:: Many mechanically ventilated patients with acute respiratory distress syndrome develop pulmonary fibrosis. Stresses induced by mechanical ventilation may explain the development of fibrosis by a number of mechanisms (e.g., damage the alveolar epithelium, biotrauma). The objective of this study was t test the hypothesis that mechanical ventilation plays an ...
Wang Zhi-Hao - - 2011
Eur J Clin Invest 2011 ABSTRACT: Backgrounds  Metabolic syndrome (MetS) is a multiple risk factor paradigm widely considered in risk management. We aimed to investigate carotid artery alterations in MetS and the underlying risk factors. Materials and methods  A total of 400 Chinese subjects were recruited, divided into control (n = 200) ...
Hoshide Satoshi - - 2011
To determine the role of home blood pressure (BP) monitoring for a reproducible assessment of orthostatic hypertension (OHT) and the effectiveness of hypertension control by doxazosin. In this study, 605 medicated hypertensive outpatients were enrolled. Home BP in the sitting and standing positions was monitored in all patients in the ...
Roberts Russel - - 2011
OBJECTIVE:: To measure the impact of a national propofol shortage on the duration of mechanical ventilation. DESIGN:: Before-after study. SETTING:: Three, noncardiac surgery, adult intensive care units at a 320-bed academic medical center. PATIENTS:: Consecutive patients requiring mechanical ventilation ≥48 hrs, administered a continuously infused sedative ≥24 hrs, extubated, and ...
Hanratty Rebecca - - 2011
Hypertension is an important cause of chronic kidney disease (CKD). Identifying risk factors for progression to CKD in patients with normal kidney function and hypertension may help target therapies to slow or prevent decline of kidney function. Our objective was to identify risk factors for development of incident CKD and ...
Moreau Caroline - - 2011
Abstract Given the high oxygen consumption of motor neurons, we sought to assess the frequency and prognostic value of arterial hypertension (affecting brain's oxygen supply) in amyotrophic lateral sclerosis (ALS). We consecutively and prospectively included all ALS patients with regular medical follow-up and documented blood pressure measurements and monitored them ...
Lee Heow Pueh - - 2011
Partial inferior turbinectomy is typically performed on patients suffering from chronic nasal obstruction due to hypertrophy of inferior turbinates and is refractory to other more conservative treatments. The effects of the various options of incision performed on the inferior turbinate in terms of the resulting nasal airflow pattern are examined ...
Liu Rong - - 2011
BACKGROUND: The benefits of compression legwear (CL) have been demonstrated in the improvement of vascular function and venous return of the lower extremities, but their effect on autonomic nervous system (ANS) activities and human stress response remain controversial. OBJECTIVE: To investigate the possible effects of CLs on ANS activities and ...
Kainuma Satoshi - - 2011
Background- It remains controversial whether restrictive mitral annuloplasty (RMA) for functional mitral regurgitation (MR) can induce functional mitral stenosis (MS) that may cause postoperative residual pulmonary hypertension (PH). Methods and Results- One hundred eight patients with left ventricular (LV) dysfunction and severe MR underwent RMA with stringent downsizing of the ...
Myers Jennifer C - - 2011
BACKGROUND: Esophageal peristalsis and basal gastroesophageal junction (GEJ) pressure correlate poorly with dysphagia. AIM: To determine intraluminal pressures that reflect GEJ function and to determine manometric correlates for dysphagia before and after fundoplication. METHODS: The relationships between maximal intrabolus pressure, residual GEJ relaxation pressure and peak peristaltic pressure for water ...
Kwon Beom-June - - 2011
OBJECTIVE: The objective of the current study was to confirm the degrees of dyssynchrony in patients with nonleft ventricular hypertrophy (LVH) and never-treated hypertension compared with normal controls or patients with LVH and never-treated hypertension. METHODS AND RESULTS: We enrolled 200 consecutive never-treated hypertensive patients and 104 age-matched and sex-matched ...
Takahashi G - - 2011
Background: Endotoxin (Et) adsorption therapy with a column of polymyxin B-immobilized fibers (PMX) is effective in improving the partial pressure of arterial oxygen/fraction of inspired oxygen ratio (PaO(2)/FiO(2) ratio) and increasing mean arterial blood pressure (MAP) in sepsis. S100A12 and soluble receptor for advanced glycation end product (sRAGE) are useful ...
Iranmanesh Sedigheh - - 2011
The purpose of this study was to determine the relationship between the scores of Braden scale and pressure ulcer development among critically ill patients. All patients who admitted to intensive care unit (ICU) in 3 months (during July-October 2010) were surveyed with Braden scale. Patients who gained higher score of ...
Roberts A A Centre for Human Performance, Rehabilitation and Sports Medicine, Defence Medical Rehabilitation Centre, Surrey, UK. - - 2012
Chronic exertional compartment syndrome (CECS) of the lower limb is part of a group of overuse lower limb injuries with common presenting features. It is commonly diagnosed by the measurement of raised intramuscular pressures in the lower limb. The pathophysiology of the condition is poorly understood, and the criteria used ...
Kaplan Norman M - - 2011
The occurrence of additional cardiovascular events when the diastolic blood pressure is lowered below a critical level is referred to as "the diastolic J curve." Although the critical level of diastolic blood pressure where the J curve begins is not certain, increasingly strong evidence from prospective, controlled studies has confirmed ...
López-Suárez Alejandro - - 2011
OBJECTIVE: Nonalcoholic fatty liver disease (NAFLD) has been associated with hypertension in specific population groups and in cases with elevated levels of alanine aminotransferase (ALT). This study aimed to determine the strength of the association between NAFLD with prevalent hypertension and with high-normal blood pressure (BP) in nonhypertensive individuals from ...
Rajzer Marek - - 2011
BACKGROUND: We sought to determine plasma fibrin clot properties in hypertensive subjects and to evaluate potential effects of antihypertensive therapy on these parameters. PATIENTS AND METHODS: Sixty-one patients (30 men, 31 women) with essential arterial hypertension stage 1 or 2 (aged 46.6±14.4years), free of clinically evident vascular disease, were randomly ...
Levitov Alexander - - 2012
Fluid challenges are considered the cornerstone of resuscitation in critically ill patients. However, clinical studies have demonstrated that only about 50% of hemodynamically unstable patients are volume responsive. Furthermore, increasing evidence suggests that excess fluid resuscitation is associated with increased mortality. It therefore becomes vital to assess a patient's fluid ...
Lee Sun Hee - - 2011
Diabetes is associated with atherogenic risk factors. Hypertension has a major influence on cardiovascular disease in diabetic patients. Ambulatory blood pressure monitoring (ABPM) is useful for identifying nocturnal hypertension. Carotid intima-media thickness (cIMT) is a good measure for identifying subclinical atherosclerosis. This study aimed to evaluate whether nocturnal hypertension affects ...
Santos Edgar - - 2011
BACKGROUND: The cerebral pressure reactivity index (PRx) correlates with the outcome in intracerebral haemorrhage (ICH) patients and has been used to define an autoregulation-oriented "optimal cerebral perfusion pressure" (CPPopt). PRx has been calculated as a moving correlation coefficient between mean arterial pressure (MAP) and intracranial pressure (ICP) averaged over 5-10 s, ...
El-Tahan Mohamed R - - 2011
BACKGROUND: Hypocapnia before and during carbon dioxide (CO(2)) insufflation for laparoscopic cholecystectomy may reduce the adverse hemodynamic responses. METHODS: After ethical approval, 100 patients scheduled for laparoscopic cholecystectomy were ventilated using a tidal volume of 8 ml/kg, an inspiration:expiration ratio of 1:2.5, and a positive end-expiratory pressure (PEEP) of 5 cm H(2)O. ...
Pedersen Katja Venborg - - 2011
The pathogenesis of symptoms in urolithiasis is poorly understood. Traditionally increased endoluminal pressure is considered the main mechanism causing pain in the upper urinary tract but clinical data are sparse. The aim of the present study was to develop a new model related to mechanosensation in order to describe the ...
Akpolat Tekin - - 2011
Background: Encouragement of home blood pressure (BP) monitoring has a great potential to improve hypertension control rates. The purpose of this study was to test validation of the Omron M3 Intellisense (HEM-7051-E) upper arm BP measuring monitor for self-measurement according to the European Society of Hypertension International Protocol revision 2010 ...
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