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Results 301 - 350 of 1839
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Raymondos Konstantinos - - 2012
ABSTRACT: INTRODUCTION: Recent experimental data suggest that continuous external negative-pressure ventilation (CENPV) results in better oxygenation and less lung injury compared to continuous positive-pressure ventilation (CPPV). The effects of CENPV in patients with acute respiratory distress syndrome (ARDS) remain unknown. METHODS: We compared 2h CENPV with 2h CPPV. The six ...
Cnossen Trijntje T - - 2012
The aim of this study was to compare fluid state, ambulatory blood pressure, and sodiumremoval in automated peritoneal dialysis (APD) and continuous ambulatory peritonealdialysis (CAPD). This observational, cross-sectional study comprised 20 APD and 24 CAPD patients with a mean duration on peritoneal dialysis of 30±26 and 21 ±23 months, respectively. ...
Jie Gu - - 2012
Objective: End-digit preference is common in blood pressure (BP) measurement, but there are no data available on end-digit preference in China. The purpose of this study was to investigate the frequency of end-digit preference in Chinese hospitalized patients and to explore its risk factors.Methods:We used systematic sampling to investigate the ...
Wiwatworapan Weerapan - - 2012
The inferior vena cava (IVC) diameter is often used to estimate central venous pressure (CVP); however, the correlation and the cutoff of IVC compared with CVP have not yet been described in a Thai-population. A cross-sectional study evaluated the critically ill patients in the medical intensive care unit who had ...
Tanboga Ibrahim Halil - - 2012
Although mitral valve (MV) resistance has been proposed as a new index for the determination of hemodynamic consequence in patients with mitral stenosis (MS), the relationship between this resistance and signs of hemodynamic deterioration, such as the elevation of pulmonary artery pressure and plasma levels of brain natriuretic peptide (BNP), ...
Northup Patrick G - - 2012
Non-selective beta-blockers have been a cornerstone of therapy for prevention of esophageal variceal bleeding in cirrhosis patients for more than two decades. When lowering the hepatic vein portal pressure gradient (HVPG) below 12 mm Hg or decreasing the pressure by 20% from baseline, these drugs are of proven benefit in reducing variceal ...
Sharma Arya M AM Chair for Obesity Research & Management, University of Alberta, Royal Alexandra Hospital, Edmonton, Alberta, Canada. - - 2012
Hypertensive patients with diabetes often require combination therapy to achieve a blood pressure (BP) goal, and evidence suggests that time to BP goal is crucial to decrease cardiovascular risk. The aim of the study was to investigate whether the single-pill combination of telmisartan and amlodipine was superior to amlodipine alone ...
Daugherty Stacie L SL Division of Cardiology, University of Colorado-Denver, 12605 E 16th Ave., Aurora, CO 80045, USA. - - 2012
Despite a recent American Heart Association (AHA) consensus statement emphasizing the importance of resistant hypertension, the incidence and prognosis of this condition are largely unknown. This retrospective cohort study in 2 integrated health plans included patients with incident hypertension in whom treatment was begun between 2002 and 2006. Patients were ...
Ordu Serkan - - 2012
OBJECTIVE:: Subjects with nondipper hypertension carry a higher risk of cardiovascular events than their normotensive counterparts. The present study was designed to investigate cystatin C levels in patients with dipper and nondipper hypertension. METHODS:: Eighty-eight consecutive patients who had been treated with antihypertensive drugs for at least 6 months were ...
Wei Kevin - - 2012
BACKGROUND: The purpose of this study was to evaluate the pulmonary and systemic hemodynamic effects of Definity in patients with normal as well as those with elevated pulmonary artery pressure at baseline. Secondary objectives of the study were to evaluate safety and determine whether any potential immunologic reactions develop after ...
Shantsila Alena - - 2012
Patients with malignant hypertension (MHT) have persistent vascular dysfunction and a much worse clinical prognosis than non-MHT hypertensive patients, despite good long-term blood pressure (BP) control. We hypothesized that abnormal arterial (arterial elastance (Ea); arterial elastance index (EaI)) and ventricular (End-systolic elastance (Ees) and End-diastolic elastance (Eed)) elastances are present ...
Libhaber Elena N - - 2012
One year of antihypertensive therapy may normalise left ventricular (LV) structure in 51% of hypertensive patients of European descent. Whether similar effects can be achieved in patients of African descent, who have a high prevalence of concentric LV hypertrophy (LVH) and remodelling, is unknown. In 103 hypertensive patients in the ...
Imrich Richard - - 2012
Several studies showed signs of autonomic dysfunction in patients with primary Sjögren's syndrome (pSS). Adrenomedullary function might be of importance for pSS pathogenesis by affecting salivary gland functions and modulating immune responses. The aim of the study was to evaluate the adrenomedullary hormonal system in patients with pSS. The glucagon ...
Krzych Lukasz J - - 2012
Hypertension occurs in up to 80% of patients scheduled to coronary artery by-pass grafting (CABG). In hemodynamically stable patients all anti-hypertensive drugs should be continued till a day of surgery. For vast majority of patients there is no need to use blood pressure lowering agents during CABG, however it is ...
Messerotti Benvenuti Simone - - 2012
Evidence has revealed that elevated blood pressure is associated with reduced sensitivity to noxious stimulation. The current study investigated the association between resting blood pressure and nociception during anesthesia in 32 patients undergoing cardiac surgery. Pain-related middle latency cortical somatosensory evoked potentials (MLCEPs) elicited by noxious 50 mA median nerve stimulation ...
Zussman Matthew E ME The Heart Institute, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio, USA. - - 2012
Infants and children with repaired congenital diaphragmatic hernia (CDH) often continue to show delayed growth and development that may be, in part, secondary to unrecognized persistence of increased pulmonary vascular resistance (PVR). Data were reviewed from all patients ages 6-36 mo with repaired CDH who underwent cardiac catheterization from 2007 ...
Grasso Salvatore - - 2012
To assess whether partitioning the elastance of the respiratory system (E (RS)) between lung (E (L)) and chest wall (E (CW)) elastance in order to target values of end-inspiratory transpulmonary pressure (PPLAT(L)) close to its upper physiological limit (25 cmH(2)O) may optimize oxygenation allowing conventional treatment in patients with influenza ...
Ishigami Keiichiro - - 2012
Pneumonia is one of the most frequent complications in elderly patients with acute ischemic stroke. Although severe hypertension is often observed in the early phase of acute stroke, there are few studies of acute hypertension as a factor influencing the incidence of stroke-associated pneumonia (SAP) in elderly subjects with acute ...
Ekart Robert - - 2012
Left ventricular hypertrophy (LVH) is the most frequent cardiac abnormality in hemodialysis (HD) patients. It is related to cardiovascular diseases and is an important risk factor for mortality in HD patients. Arterial hypertension is an established risk factor for LVH in HD patients. Inferior vena cava (IVC) diameter is a ...
Hahn R - - 2012
BACKGROUND: /st>We conducted a prospective study to test the validity of a new continuous non-invasive blood pressure (NIBP) monitor (CNAP) (CNAP™ Monitor 500). METHODS: /st>One hundred patients undergoing elective surgery under general anaesthesia were included in the study after informed written consent. The CNAP finger cuffs were placed on the ...
Shah Anoop - - 2012
SUMMARY AT A GLANCE: A clinical paper examining the benefits of changes in dialysate sodium concentration in a broad range of HD patients and in reducing the risks of intra-dialytic hypotension and hypertension. ABSTRACT: Introduction:  There has been debate as to the value of lower sodium dialysates to control blood ...
Ferdinand Keith C - - 2012
Previously, we reported the efficacy of aliskiren/amlodipine in US minority adults with stage 2 hypertension, with additional blood pressure (BP) lowering from the addition of hydrochlorothiazide (HCTZ). A subgroup analysis in patients with hypertension and comorbidities of diabetes, cardiometabolic syndrome, or obesity, and in black participants is reported. This 8-week, ...
Maida Vincent - - 2012
A prospective case series was studied to assess the potential for complete healing of wounds among patients with advanced illness referred to a regional palliative care program in Toronto, Canada. Two hundred and eighty-two patients, of which 148 were primarily diagnosed with cancer and 134 with non cancer advanced illness, ...
Kim Ki-Sung - - 2012
Background:  The exercise test is considered useful in selecting high risk patients withrepaired coarctation of the aorta (CoA), but it is difficult to obtain the cooperation of pediatric patients. The present study determines the feasibility of the isoproterenol stress test (IST) among pediatric patients with CoA. Methods:  Thirteen patients with ...
Bae Sangmee - - 2012
Patients with normal (mean pulmonary arterial pressure (mPAP) ≤20 mm Hg) and borderline mean pulmonary pressures (21-24 mm Hg) are "at risk" of developing pulmonary hypertension (PH). The objectives of this analysis were to examine the baseline characteristics in systemic sclerosis (SSc) with normal and borderline mPAP and to explore ...
Matrakul Yuthachai - - 2012
Left atrial dilatation is a response to volume overload in chronic mitral regurgitation (MR). Left atrium volume index (LAVI) was associated with mortality, heart failure and atrial fibrillation in patients with MR. The authors do not know the association between LAVI and pulmonary artery pressure in patients with chronic severe ...
Hurbungs A - - 2012
Objective. To report the use of the pedicled superior gluteal artery perforator (SGAP) fasciocutaneous flap as a reliable surgical option for sacral pressure sore reconstruction. Methods. A prospective study was conducted between September 2008 and September 2010 of 10 patients with stage 3 or 4 sacral pressure sores treated with ...
Petrella Robert J - - 2012
J Clin Hypertens (Greenwich). 2012;14:78-84. ©2012 Wiley Periodicals, Inc. The Observational Study on Cognitive Function and SBP Reduction (OSCAR) provided opportunities to examine the influence of eprosartan on trends in cognitive performance in a large population of patients with difficult-to-treat hypertension (DTTH). A total of 4649 patients diagnosed retrospectively with ...
Morrison Fritha - - 2012
In clinical trials, diet, exercise, and weight counseling led to short-term improvements in blood glucose, blood pressure, and cholesterol levels in patients with diabetes. However, little is known about the long-term effects of lifestyle counseling on patients with diabetes in routine clinical settings. This retrospective cohort study of 30,897 patients ...
Boriosi Juan P JP Department of Pediatrics, University of Wisconsin-Madison, Madison, Wisconsin 53792-4108, USA. - - 2012
There are several adult studies using computed tomography (CT-scan) to examine lung aeration changes during or after a recruitment maneuver (RM) in ventilated patients with acute lung injury (ALI). However, there are no published data on the lung aeration changes during or after a RM in ventilated pediatric patients with ...
Kloss Manja - - 2012
Cervical artery dissection (CeAD) occurs more often in autumn or winter than in spring or summer. We searched for clinical variables associated with this seasonality by comparing CeAD patients with onset of symptoms in autumn-winter (September 22-March 21) versus those with first CeAD symptom in spring-summer (March 22-September 21). We ...
Cao Xu-Fen - - 2012
Objectives: To report the association between kidney dysfunction and coronary artery calcification (CAC) score (CACS) among patients with clinically suspected coronary artery disease (CAD). Methods: We prospectively included 1,572 consecutive patients with clinically suspected CAD who underwent ECG-gated cardiac CT scans using 64-multidetector row computed tomography. CACS was quantified using ...
Tzilalis Vasileios D - - 2012
BACKGROUND: Hypertension after thoracic endovascular aortic repair (TEVAR) is a medical complication not widely investigated. The aim of the study was to test the hypothesis that TEVAR in young patients suffering from thoracic aortic transection alters pulse wave velocity (PWV) and reflected wave velocity and induces arterial hypertension. METHODS: The ...
Szymanski Filip M - - 2012
We report the case of a 34-year-old male patient who presented with generalized weakness, poorly controlled hypertension, nocturnal hypertension spikes, and morning headaches. The history of resistant hypertension, obesity, enlarged neck size, and loud irregular snoring strongly suggested obstructive sleep apnea (OSA). To exclude other possible causes of resistant hypertension, ...
Heissler Hans E - - 2012
Signals reflecting the metabolic and circulatory status of an injured central nervous system are normally corrupted systematically. The patient is part of a therapeutic control-loop and the signals acquired are rather determined by the quality of control (stationarity of signals) than by the underlying pathological process. To verify the control-loop ...
Li J - - 2012
The accuracy of stroke volume variation (SVV) obtained by the FloTrac™/Vigileo™ system in otherwise healthy patients undergoing brain surgery was assessed. Anaesthesia was induced in 48 patients with minimal fluid infusion. Before surgery, fluid volume loading was performed by infusion with Ringer's lactate solution in 200 ml steps over 3 ...
Tang Q-P - - 2012
This study evaluated variation in blood pressure (BP) in hypertensive subacute stroke patients performing eight different types of active movement, and variations in BP over time. The study included 35 subacute stroke patients (60 - 74 years old) and 15 age-matched healthy volunteers. Ambulatory systolic and diastolic BP was measured ...
Natalini Giuseppe - - 2012
Mean arterial pressure above 65 mmHg is recommended for critically ill hypotensive patients whereas they do not benefit from supranormal cardiac output values. In this study we investigated if the increase of mean arterial pressure after volume expansion could be predicted by cardiovascular and renal variables. This is a relevant ...
Luigi Petramala - - 2012
Background. Primary hyperparathyroidism (PHPT) is associated with high cardiovascular morbidity, and the role of calcium and parathyroid hormone is still controversial. Objective. To evaluate the prevalence and outcomes of metabolic syndrome, hypertension, and some cardiovascular alterations in asymptomatic PHPT, and specific changes after successful parathyroidectomy. Material and Methods. We examined ...
Speil Andreas - - 2012
Hydrodynamic theories of idiopathic normal pressure hydrocephalus (iNPH) favor a decrease in compliance as an important underlying principle of the disease's immanent pathophysiology. ICP overnight monitoring (ONM) and lumbar infusion study (LIS) are both established methods that aid as supplemental tests in the selection of shunt-responsive patients. Pulse wave amplitude ...
Channaraya V - - 2012
This study was aimed to evaluate the efficacy and tolerability of bisoprolol, in Indian patients diagnosed with stage I essential hypertension as first-line drug. This was an open-label, phase IV, multicentric prospective study. 239 outpatient centres across India. After ethical approval, patients who were willing to sign informed consent, who ...
Bonderup Algy - - 2012
Detection of hypertension is traditionally a matter for the general practitioner, but an alternative detection scheme is home blood pressure measurement by patients, on patients' or doctors' decision. We designed and implemented a prototype software tool to provide information about hypertension, video instructions on correct home blood pressure measurement technique ...
Afshar Majid - - 2012
Patients with diastolic dysfunction may have a disproportionate degree of elevation in pulmonary pressure, particularly in the elderly. Higher pulmonary vascular resistance in the elderly patients with heart failure but preserved ejection fraction suggests that beyond the post-capillary contribution of pulmonary venous congestion, a pre-capillary component of pulmonary arterial hypertension ...
Al-Thanoon Zeina A - - 2012
To compare the effects of losartan and enalapril on the markers of metabolic syndrome. One hundred and twenty six newly diagnosed hypertensive patients having other markers of metabolic syndrome participated in this study. The study was performed in the department of pharmacology, college of medicine at Ibn-Sina Teaching Hospital in ...
Morishita Yoshiyuki - - 2012
The long-term effects of aliskiren in hypertensive hemodialysis patients remain to be elucidated. In this post hoc analysis, we followed up 25 hypertensive hemodialysis patients who completed 8-week aliskiren treatment in a previous study for 20 months to investigate the blood pressure-lowering effect and inhibitory effect on the renin-angiotensin-aldosterone system. ...
Gogia Anoop Raj - - 2012
An 18-year-old ASA-I patient who underwent elective left shoulder arthroscopy developed severe airway obstruction post-extubation due to fluid extravasation from the shoulder joint into the neck and airway tissue. Re-intubation for relief of obstruction resulted in negative-pressure pulmonary oedema. The patient was electively ventilated in the intensive care unit and ...
Mattioli Anna Vittoria - - 2012
Left atrial (LA) enlargement is a common finding in hypertensive patients (pts), however little information is available on LA changes during pregnancy. The present study evaluated LA size and function in pregnant women with hypertension. Patients population included 30 women with chronic hypertension and 30 patients with gestational hypertension. A ...
Hernández-Gordillo Daniel - - 2012
to describe the frequency of sleep apnea in patients with acromegaly;to identify the proportion of candidates for treatment with positive airway pressure;to report our experience with the positive pressure titration process in acromegaly patients. A cross-sectional study that included the acromegaly cohort at the Centro Medico Nacional "20 de Noviembre" ...
Wienemann Tobias - - 2012
Repetitive skin trauma and reduced pressure pain sensation are necessary components of plantar ulcer risk in patients with diabetic neuropathy. The diagnostic value of measuring pressure nociception to detect ulcer risk is, however, unknown. Instead, measuring the vibration perception threshold (VPT) by 64 Hz graduated Rydel-Seiffer tuning fork has become ...
Odili Augustine N - - 2012
The epidemic surge in hypertension in sub-Saharan Africa is not matched by clinical trials of antihypertensive agents in Black patients recruited in this area of the world. We mounted the Newer versus Older Antihypertensive agents in African Hypertensive patients (NOAAH) trial to compare, in native African patients, a single-pill combination ...
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