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Wu Zhixiong Z From the Department of Pharmacology (Z.W., D.S., N.X., G.R., U.F., H.L.) and the 2nd Medical Department, Cardiology and Angiology (A.D., T.M.), Johannes Gutenberg University Medical Center, Mainz, - - 2014
Pentaerythritol tetranitrate is devoid of nitrate tolerance and shows no reproductive or developmental toxicity in animal studies. Recently, pentaerythritol tetranitrate has been demonstrated to reduce the risk of intrauterine growth restriction and the risk of preterm birth in women with abnormal placental perfusion. This study was conducted to test the ...
Oda Kohei K a Kyoto Institute of Technology , Kyoto , - - 2014
A new type of pickles (nukazuke) that contain GABA and angiotensin converting enzyme-inhibitory peptides and that reduce blood pressure of rats was studied further. Seven kinds of nukazuke forcefully administrated orally for one day reduced temporarily the blood pressure of spontaneously hypertensive rats. In addition, a fermented shougoin daikon administrated ...
Xie Yanjun J YJ Johns Hopkins School of Medicine, Baltimore, - - 2014
Elevated intracranial pressure (ICP) is an inciting factor for cerebrospinal fluid (CSF) leaks and can be measured by CSF pressure (CSFP) monitoring. Current CSFP literature is limited to the assessments of opening pressure. This study reinvestigates a previously discussed monitoring approach that evaluates continuous CSFP parameters, physiologic measurements, and treatment ...
Aaron Geoffrey G Departments of Surgery/Division of Otolaryngology, University of Alabama at Birmingham, Birmingham, Alabama, - - 2014
Spontaneous cerebrospinal fluid (CSF) leaks typically present in patients with undiagnosed idiopathic intracranial hypertension (IIH) secondary to pressure erosion of the skull base. Despite elevated intracranial pressure (ICP) on lumbar puncture or ventriculostomy, patients with spontaneous CSF leaks rarely complain of visual disturbances. The objective of this study is to ...
Cecconi Maurizio M From the *Department of Intensive Care Medicine, St. George's Healthcare NHS Trust and St George's University of London, London, United Kingdom; and †Servicio de Cuidados Intensivos y Urgencias, Hospital SAS de Jerez, Jerez de la Frontera, - - 2014
Dynamic arterial elastance (Eadyn), defined as the pulse pressure variation (PPV) to stroke volume variation (SVV) ratio, has been suggested as a predictor of the arterial pressure response to fluid administration. In this study, we assessed the effectiveness of Eadyn to predict the arterial blood pressure response to a fluid ...
Wampler David D From the Department of Emergency Health Sciences (D.W., J.L., C.M.), University of Texas Health Science Center at San Antonio; San Antonio Fire Department (D.W., S.W., M.H., C.M.), San Antonio; United States Army Institute for Surgical Research (V.A.C.), Fort Sam Houston; and Southwest Texas Regional Advisory Council for Trauma (S.W.), San Antonio, - - 2014
An impedance threshold device (ITD) intended for use in the spontaneously breathing patient has been shown to raise blood pressure in hypotensive patients. This device has not been evaluated in patients with hypotension secondary to trauma. This study focused on changes in key vital signs when the ITD was added ...
Yanagida Ryo R Division of Hygiene, Department of Social Medicine, Nihon University School of Medicine, Tokyo, - - 2014
Head-to-foot gravitational force >1G (+Gz hypergravity) augments venous pooling in the lower body and reduces central blood volume during exposure, compared with 1Gz. Central hypovolemia has been reported to reduce spontaneous cardiac baroreflex sensitivity. However, no investigations have examined spontaneous cardiac baroreflex sensitivity during exposure to sustained mild +Gz hypergravity. ...
Yu Annie A From the *Institute of Textiles and Clothing, The Hong Kong Polytechnic University; and †Hong Kong Community College, The Hong Kong Polytechnic - - 2014
Pressure therapy gloves always affect the function and performance of hands but the effect is often neglected. In this study, fabrication and reduction factors (RFs) of pressure therapy gloves on hand dexterity and comfort perception are assessed by goniometer, Semmes-Weinstein monofilaments and Purdue Pegboard, as well as through daily activity ...
Degirmenci H H Department of Cardiology, Erzincan University, Erzincan, Turkey. - - 2014
We aimed to assess the effects of irbesartan and nebivolol on the left atrium (LA) volume and deformation in the patients with mild-moderate hypertension. The study comprised of 160 patients (mean age: 55.6±9.6 years), who had Stage 1 or 2 hypertension according to the European Society of Cardiology (ESC) and ...
Dagan Yaakov Y Physiotherapy - - 2014
Postoperative positive expiratory pressure (PEP) therapy promotes increased lung volume, secretion clearance, and improved oxygenation. Several commercial devices exist that produce recommended PEP values (10-20 cmH2O) when the patient breathes through a fixed orifice resistor. It was hypothesized that an inexpensive, improvised "blow glove" device would produce similar PEP values ...
Wolowiec C T - - 2013
Measurements of electrical resistivity were performed between 3 and 300 K at various pressures up to 2.8 GPa on the BiS2-based superconductors LnO0.5F0.5BiS2 (Ln=Pr, Nd). At lower pressures, PrO0.5F0.5BiS2 and NdO0.5F0.5BiS2 exhibit superconductivity with critical temperatures Tc of 3.5 and 3.9 K, respectively. As pressure is increased, both compounds undergo a transition at ...
Ram Swetarekha - - 2013
The electronic structures, densities of states, Fermi surfaces and elastic properties of AB3 (A  =La, Y; B  =Pb, In, Tl) compounds are studied under pressure using the full-potential linear augmented plane wave (FP-LAPW) method within the local density approximation for the exchange-correlation functional and including spin-orbit coupling. Fermi surface topology changes are ...
Kario Kazuomi - - 2012
The devastating Great East Japan Earthquake, which was 9.0 on the Richter scale, occurred on March 11, 2011. Japan experienced the Great Hanshin-Awaji Earthquake 16 years ago, and I was working at the epicenter, and reported the characteristics of the earthquake-associated cardiovascular risk and high blood pressure (BP) found during ...
Chen Xia - - 2012
This birth cohort study was conducted to investigate the contribution of prenatal and antenatal environmental exposures to later-life hypertensive status. Two thousand five hundred and three individuals born in 1921-1954 at the Peking Union Medical College Hospital (PUMCH) were targeted; 2,081 (83.1%) participated. Clinical examinations included an interview, blood pressure ...
Queiroz Thyago M - - 2012
Renovascular hypertension has robust effects on control of blood pressure, including an impairment in baroreflex mechanisms, which involves oxidative stress. Although α-lipoic acid (LA) has been described as a potent antioxidant, its effect on renovascular hypertension and baroreflex sensitivity (BRS) has not been investigated. In the present study we analyzed ...
Jolobe Oscar - - 2011
To the comprehensive review of transient ischaemic attack and its underlying causes (vol 72(7), 2011, p. 372) I would like to add a brief mention of so-called 'haemodynamic transient ischaemic attack', a subtype of transient focal neurological deficit caused by hypoperfusion resulting from a drop in blood pressure which is ...
Wojciechowska Wiktoria - - 2011
Abstract Background. As arteries become stiffer with ageing, reflected waves move faster and augment late systolic pressure. We investigated the age dependency of peripheral and central systolic pressure, pressure amplification (peripheral systolic blood pressure - central systolic blood pressure), and peripheral and central systolic augmentation (maximal systolic pressure minus the ...
Gentilucci Umberto Vespasiani UV Clinical Medicine and Hepatology Unit, University Campus Bio-Medico of Rome, 00128 Rome, Italy. - - 2011
Non-cirrhotic portal hypertension is a poorly understood condition characterized by portal hypertension in the absence of conventional hepatic cirrhosis and described in association with blood coagulation disorders, myeloproliferative and immunological diseases and with exposure to toxic drugs. Very recently, precise classification criteria have been proposed in order to define four ...
Tamura T - - 2011
We investigated changes in blood pressure with exercise, including walking and ergometer training, sleep, and body weight. Blood pressure was monitored over a period of about 1 year in 61 subjects in Osaka, Japan. The morning systolic blood pressures were analyzed using multivariate regression analysis, and the correlations between systolic ...
Nelson Michael D - - 2011
The ventricular response to passive heat stress has predominately been studied in the supine position. It is presently unclear how acute changes in venous return influence ventricular function during heat stress. To address this question, left ventricular (LV) systolic and diastolic function were studied in seventeen healthy men (24.3 ± ...
Knops Noël B B - - 2011
Here we describe the case of a patient followed from birth because of a positive family history for apparent mineralocorticoid excess (AME) in an older brother. The patient, a girl, had normal serum electrolyte and blood pressure measurements in the first months after birth. Not until the age of 11 ...
Dahlberg Jonas - - 2011
Serum and glucocorticoid regulated kinase 1 (SGK1) expression is increased by aldosterone and is a key regulator of the amiloride-sensitive sodium channel (ENaC) in the distal nephron. We have previously shown that two SNPs in SGK1 (rs1057293 and rs1743966) are associated with blood pressure variation and blood pressure progression in ...
Kellert Lars - - 2011
BACKGROUND AND PURPOSE: Significantly increased blood pressure (BP) is common in patients receiving intravenous thrombolysis (IVT). We aimed to investigate frequency of pre- and post-treatment elevated BP and its relation to intracerebral hemorrhage (ICH) and symptomatic ICH (sICH), respectively. METHODS: Data for patients treated with intravenous thrombolysis in the years ...
Broch O - - 2011
Background: Respiratory variations in plethysmographic waveform amplitudes derived from pulse oximetry are believed to predict fluid responsiveness. The non-invasive pleth variability index (PVI) is a variable based on the calculation of changes in the perfusion index (PI). The aim of the following study was to examine whether the predictive power ...
Cates Matthew J MJ Department of Physiology and Pharmacology, University of Bristol, Oxhey Watford, Herts, United Kingdom. - - 2012
Postmortem data have shown that blood pressure before death correlates more closely with a narrowing of the vertebral arteries than any other vessel studied. This study explores a possible association between hypertension, both before and after posterior circulation infarction (POCI) compared to anterior circulation infarction (ACI). Patients with a first-ever ...
Kotake Yoshifumi - - 2011
Background: The purpose of this study was to determine the effects of transient arterial blood pressure change on the accuracy of the FloTrac™/Vigileo™ monitor (Edwards Lifesciences, Irvine, CA). Methods: We compared stroke volume determined with the FloTrac/Vigileo with Doppler during anesthetic induction in 20 patients undergoing abdominal aortic reconstruction. Results: ...
Rothwell Peter M - - 2011
Exactly how hypertension causes end organ damage and vascular events is poorly understood. Yet the concept that underlying "usual" blood pressure (BP) accounts for all BP-related risk of vascular events and for the benefits of BP-lowering drugs has come to underpin clinical guidelines on the diagnosis and treatment of hypertension. ...
Tsivgoulis Georgios - - 2011
In this Leading opinion we summarise the observational evidence endorsing current guidelines that advocate effective blood pressure control before and during an rtPA infusion and indicate that a more active blood pressure-lowering approach immediately after intravenous thrombolysis appears to be a promising therapeutic option that should be formerly evaluated in ...
Tavintharan Subramaniam - - 2011
Peripheral artery disease (PAD) is a manifestation of systemic atherosclerosis and is associated with increased cardiovascular morbidity and mortality. We describe the prevalence and risk factors of PAD in a multi-ethnic Asian population (Chinese, Malays and Indians) in Singapore. The Singapore Prospective Study Program recruited 4132 individuals between 2004 and ...
Pranevicius Osvaldas O Department of Anesthesiology, New York Hospital Queens, Flushing, NY, USA. - - 2011
Acute ischemic stroke therapy emphasizes early arterial clot lysis or removal. Partial aortic occlusion has recently emerged as an alternative hemodynamic approach to augment cerebral perfusion in acute ischemic stroke. The exact mechanism of cerebral flow augmentation with partial aortic occlusion remains unclear and may involve more than simple diversion ...
Weiss Avraham - - 2011
Background Most patients have elevated blood pressure in the early phase of acute stroke that it often returns to normal within approximately seven-days. Most available data on the pattern of blood pressure in acute stroke are based on manual blood pressure measurements. Aims The aims of the present study were ...
Tsivgoulis Georgios - - 2011
BACKGROUND AND PURPOSE: Hypercapnia can induce intracranial blood-flow steal from ischemic brain tissues, and early initiation of noninvasive ventilator correction (NIVC) may improve cerebral hemodynamics in acute ischemic stroke. We sought to determine safety and tolerability of NIVC initiated on hospital admission without polysomnography study. Subjects and METHODS: Consecutive acute ...
De Vecchis Renato - - 2011
Hypertension is a recognized risk factor for ischemic stroke (IS) along with diabetes, smoking, and hypercholesterolemia. Any uncertainty remains about other putative risk factors, ultrasound-derived, such as carotid soft plaques. A case-control study was carried out concerning cases of IS or transient ischemic attack (TIA) found in an outpatient population ...
Zhang Jintao - - 2011
Objectives: The association between blood pressure (BP) and short-term clinical outcome of acute ischemic stroke is inconclusive. We investigated the association between BP in the first 72 hours following admission and death in-hospital and neurologic deficiency at discharge among patients with acute ischemic stroke. Methods: A total of 2675 acute ...
Aoki Shiro - - 2011
One of the known causes of hypertension is vascular compression on the rostral ventrolateral medulla (RVLM). However, it remains unknown whether RVLM vascular compression causes the significant variability in blood pressure observed during acute ischemic stroke. The purpose of this study was to evaluate differences in blood pressure variability and ...
Hillbom Matti - - 2011
A synergistic effect of alcohol and hypertension has been suggested to increase the risk for stroke. However, the contribution of alcohol-induced hypertension to stroke morbidity and mortality may be greater than observed, because the effects of different drinking patterns have not been separately investigated. Alcohol-induced transient peaks in systolic blood ...
Okada Katsutoshi - - 2011
Although pulse pressure has been recognized a risk factor for coronary heart disease in both middle-aged and elderly, and for stroke in the elderly, the contribution of pulse pressure to the risk of stroke among the middle-aged is uncertain. A total of 33 372 participants (11 684 men and 21 ...
Diringer Michael N - - 2011
Cerebral edema after ischemic stroke is frequently treated with mannitol and hypertonic saline (HS); however, their relative cerebrovascular and metabolic effects are incompletely understood, and may operate independent of their ability to lower intracranial pressure. We compared the effects of 20% mannitol and 23.4% saline on cerebral blood flow (CBF), ...
Demirel Serdar - - 2011
Postcarotid endarterectomy hypertension (HTN) is associated with neurological and cardiac complications. The purpose of this study was to assess the influence of eversion carotid endarterectomy (E-CEA) and conventional carotid endarterectomy (C-CEA) on postoperative blood pressure in the first 4 days after surgery. Two hundred seventy-six consecutive CEAs that were performed ...
Bartels Sebastiaan A - - 2011
To test the hypothesis that the sensitivity of near-infrared spectroscopy (NIRS) in reflecting the degree of (compensated) hypovolemia would be affected by the application site and probing depth. We simultaneously applied multi-site (thenar and forearm) and multi-depth (15-2.5 and 25-2.5 mm probe distance) NIRS in a model of simulated hypovolemia: ...
Benbir Gulcin - - 2011
The beneficial effects of antihypertensive drugs in secondary stroke prevention could not be based on their effects on lowering hypertension only.In this prospective study, the status of blood pressure, treatment regimens, new atherothrombotic event, blood sampling for hs-CRP and fibrinogen were asked at initial visit, 6th, and 12th months in ...
Sharma Mukul - - 2011
The prevalence of hypertension in society is high and increasing. Untreated hypertension results in stroke, dementia, and damage to major organs. This article reviews the risks that hypertension causes and the issues now generally accepted as playing a role in the low level of hypertension control. These include lack of ...
Yatsuya Hiroshi H Department of Public Health, Nagoya 466-8550, Japan. - - 2011
The relation of orthostatic blood pressure decrease, or increase, with occurrence of ischemic stroke subtypes has not been examined. We investigated the association of orthostatic blood pressure change (within 2 minutes after supine to standing) obtained at baseline (1987 to 1989) in the Atherosclerosis Risk in Communities Study with incidence ...
Hart Nigel D - - 2011
AimThis study aimed to compare the prevalence of stroke risk factors among people with a parental history of stroke to those in a control group of individuals, of similar age, gender and social class, with no parental stroke history. BACKGROUND: Parental stroke increases an individual's risk of stroke, but little ...
Gaspar L - - 2011
Arterial hypertension belongs to the most important factors of origin and lasting of tinnitus. We have studied 18 subjects suffering from tinnitus without the history of diagnosed or treated arterial hypertension. ABPM method was used for diagnosing arterial hypertension. 12 patients (66%) fulfilled the criteria for arterial hypertension. Our results ...
Shin Young Hee - - 2011
We evaluated the value of the stroke volume variation (SVV) calculated with the Vigileo monitor, which recently has been increasingly advocated for fluid management, as a predictor of fluid responsiveness during the anhepatic phase of liver transplantation (LT). We also compared SVV to the central venous pressure (CVP) and pulmonary ...
Jamerson Kenneth A - - 2011
Hypertension is a worldwide risk factor for premature death and disability from heart disease, stroke, peripheral vascular disease, and kidney failure. Much is known about the role of elevated blood pressure as a contributor to diseases of the heart and brain, but the risk it confers specifically to the development ...
Soltani Azita - - 2011
Transcranial ultrasound in combination with intravenously administered ultrasound contrast agents (UCA) in the presence or absence of recombinant tissue plasminogen activator (rt-PA) has been widely evaluated as a new modality for treatment of ischemic stroke. Despite the successful demonstration of accelerated clot lysis there are inherent limitations associated with this ...
Pinsky Michael R - - 2011
Assessment of vasomotor tone is essential in defining appropriate resuscitation strategies for the hypotensive patient. Although changes in mean arterial pressure to cardiac output define arterial resistance, resistance is only one component of vasomotor tone. Compliance is the other component. The reciprocal of compliance is arterial elastance (Ea). Importantly, dynamic ...
Jacques Didier - - 2011
The aim of this study was to evaluate dynamic indices of fluid responsiveness in a model of intra-abdominal hypertension. Nine mechanically-ventilated pigs underwent increased intra-abdominal pressure (IAP) by abdominal banding up to 30 mmHg and then fluid loading (FL) at this IAP. The same protocol was carried out in the ...
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