Search Results
Results 301 - 350 of 672
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Petrella Robert J - - 2005
BACKGROUND: The Canadian Heart Health Surveys were the last Canadian population-based physical measures surveys (conducted between 1988 and 1992) that determined that hypertension in Canada was poorly managed. Hypertension was undetected in almost one-half of all hypertensive Canadians surveyed, and only 13% of those with hypertension were treated and controlled ...
Watts Stephanie W - - 2005
Since its discovery by Erspamer in the 1930s and identification by Page in the 1950s, 5-HT (5-hydroxytryptamine; serotonin) has been an elusive candidate as a substance that plays a role in the disease of high blood pressure, also known as hypertension. In both animal and human hypertension, arterial contraction to ...
Andersen Martin J - - 2005
The kidneys are vital in the pathogenesis of hypertension and are also pathologically affected by the presence of hypertension. The prevalence of hypertension in chronic kidney disease (CKD) depends on age, the severity of renal failure, and proteinuria. The intricate and inextricable relationship between CKD and hypertension seems to cause ...
Campbell Norm R C - - 2005
The last Canadian survey that accurately assessed hypertension treatment and control is over 12 years old. The survey indicated that only 13% of adults with hypertension were treated and controlled. Statistics Canada has announced a new survey that will measure health risks in 2007-2008. A committee of hypertension and survey ...
Bwomda P P AZ-VUB, University of Brussels, Department of Internal Medicine, Laarbeeklaan 101, B-1090 Brussels, - - 2005
We report on an unusual case of a 28-year old African woman who developed glucocorticosteroid induced arterial hypertension after abusive use of a skin bleaching cream. Glucocorticosteroids exert their effect at many different sites involved in blood pressure regulation: in particular at the level of the kidney, blood vessels and ...
Wang Hai - - 2005
The excessive contraction of small arteries under high blood pressure is the main contributor to the pathological change of hypertension. Current anti-hypertensive drugs, which lack a selective effect on small arteries in a hypertensive state, may cause many adverse effects. We have developed a novel opener of ATP-sensitive potassium channels, ...
Patel Hiren P - - 2005
PURPOSE OF REVIEW: This review summarizes recent insights into to the pathophysiology of hypertensive crisis with the emphasis on newly discovered molecular mechanisms underlying hypertension and also updates current therapeutic options for treating hypertensive crisis in children. RECENT FINDINGS: There is growing evidence that the renin-angiotensin system plays a key ...
Gold Stefan M - - 2005
Chronically elevated cortisol levels have been associated with elevated blood pressure, brain atrophy, and cognitive impairments. In this cross-sectional exploratory study, we assessed whether hypertension was related to hypothalamo-pituitary-adrenal axis hyperactivity and whether this may in part explain prefrontal brain atrophy and cognitive impairments in this population. We studied 27 ...
Sun Zhong-jie - - 2005
Hypertension and related cardiovascular diseases are the leading causes of death in many countries. The etiology of human essential hypertension is largely unknown. It is highly likely that hypertension is a complex and multifactorial disease resulting from the interaction of multiple genetic and environmental factors. Animal models of hypertension have ...
Farnham Scott B - - 2005
PURPOSE: We reviewed the association of hypertension with several common pediatric urological conditions. MATERIALS AND METHODS: We comprehensively reviewed the published literature linking hypertension with urinary tract infection, renal scarring, vesicoureteral reflux, multicystic dysplastic kidney, ureteropelvic junction obstruction and posterior urethral valves. RESULTS: Hypertension is a recognized sequela of several ...
Baguet Jean-Philippe - - 2005
BACKGROUND: In newly diagnosed apnoeic patients without a history of hypertension, clinical hypertension is underdiagnosed in at least 40% of the cases. An increase in diastolic blood pressure is the most frequent pattern encountered. OBJECTIVE: To assess clinic and 24-h blood pressure, baroreflex sensitivity and left ventricular mass for identifying ...
Haas Donald C - - 2005
BACKGROUND: Sleep-disordered breathing (SDB) is associated with hypertension in the middle-aged. The association is less clear in older persons. Most middle-aged hypertensives have systolic/diastolic hypertension, whereas isolated systolic hypertension (ISH) is common among persons over 60 years. Mechanistically, only systolic/diastolic hypertension is expected to be associated with SDB, but few ...
Young J H - - 2005
Eastern Europe is experiencing an epidemic of cardiovascular disease far outpacing rates in Western Europe. This epidemic was heralded by a precipitous rise in hypertension prevalence. The former Soviet states of Central Asia may be facing a similar epidemic. In order to access this threat, we performed a retrospective analysis ...
Das Shyamal Kumar - - 2005
The prevalence pattern of hypertension in developing countries is different from that in the developed countries. In India, a very large, populous and typical developing country, community surveys have documented that between three and six decades, prevalence of hypertension has increased by about 30 times among urban dwellers and by ...
Li Jian-Jun - - 2005
Hypertension has been recognized as a multi-factorial trait resulting from the effect of a combination of environmental and genetic factors, including excess dietary salt or alcohol intake, stress, age, genetics and family history, obesity, physical inactivity, as well as high saturated fat diet. During the past few years, however, a ...
Alonso Alvaro - - 2005
The search for risk factors of hypertension requires the study of large populations. Sometimes, the only feasible way of studying these populations is to rely on self-reported data of the outcome. The objective of this study was to evaluate validity of self-reported diagnosis of hypertension in a cohort of university ...
Abdul Latif Mohamed, Jun ...
Hypertension is the major cause of congestive cardiac failure all over the world. It is under diagnosed and achievement of optimal therapy is difficult and costly. Diastolic dysfunction is an early poor prognostic factor in hypertension and is a reversible condition. Early detection and treatment is necessary to avoid cardiac ...
Mallion J M - - 2004
BACKGROUND: Office blood pressure (OBP) and home blood pressure (HBP) enable the identification of patients with masked hypertension. Masked hypertension is defined by normal OBP and high HBP and is known as a pejorative cardiovascular risk factor. OBJECTIVE: The objective was to evaluate in the SHEAF study the influence of ...
Assadi Farahnak - - 2004
BACKGROUND: Autonomic dysreflexia (AD) is a sudden and exaggerated autonomic response to stimuli in patients with spinal cord injuries or dysfunction above the splanchnic sympathetic outflow (T5-T6). Hypertension is a relatively common manifestation of AD. CASE REPORT: We describe a case of a young man with T4-T6 spinal cord tumor ...
Purcell Wendy - - 2004
Hypertension is a major cause of cardiac disease in patients on hemodialysis (HD) and is most commonly due to hypervolemia. Removal of excess water during HD can successfully normalize blood pressure, but its success depends on an accurate assessment of dry weight. This article reviews the literature concerning hypertension in ...
Hazarika N C - - 2004
BACKGROUND: Recent studies have reported an increasing prevalence of hypertension in India. However, there are few epidemiological data with regard to the occurrence of hypertension in the native population of Assam. METHODS: Three thousand one hundred and eighty individuals (1441 men and 1739 women), > or =30 years of age ...
Hirooka Yoshitaka - - 2004
Hypertension is a cardiovascular disorder characterized by increased peripheral vascular resistance and/or vascular structural remodeling. Recently, rapidly growing evidence from hypertensive animal models suggests that small GTPase Rho and its downstream effector, Rho-kinase, play an important role in the pathogenesis of hypertension. Activation of the Rho/Rho-kinase pathway is essential for ...
Cortelli P - - 2004
Headache is generally regarded as a symptom of high blood pressure in spite of conflicting opinions on the association of headache and arterial hypertension. Most studies have shown that mild chronic hypertension and headache are not associated and this demonstration needs to be implemented in clinical practice. Whether moderate hypertension ...
Michel Martin C - - 2004
PURPOSE: We determined whether the intensity of benign prostatic hyperplasia (BPH) symptoms and arterial hypertension are associated. MATERIALS AND METHODS: Baseline data from a large sample of men seeking treatment for BPH symptoms were analyzed retrospectively. BPH symptom intensity (assessed by the International Prostatic Symptom Score [I-PSS] or urinary flow ...
Ergul Adviye - - 2004
BACKGROUND: Peripheral vasculature undergoes extensive vascular remodeling in the hypertensive state. Regulation of extracellular matrix turnover by the matrix metalloproteinase (MMP) system is an important step in the vascular remodeling process. However, the expression pattern of the vascular MMP system in human hypertension remained unknown. METHODS AND RESULTS: Internal mammary ...
El-Hayek Mohammed - - 2004
The combination of seizures, hypertensive encephalopathy, and neuroblastoma has not been described before. The authors report one case, which is not only of interest in its own right, but also emphasizes the importance of including blood pressure measurement in the clinical examination of children, especially when hypertension could be the ...
Dhungel Sanjib - - 2004
Hundred cases of hypertension admitted to medical ward at Nepal Medical College and Teaching Hospital were studied and analysed. They constituted 9.4% of the total admitted patients in the medical ward. Association of hypertension with other diseases is highlighted. Thirty two percent of these hypertensives were diabetic and 22.0% of ...
Daniels Paul R - - 2004
PURPOSE: To assess if the treatment and control of hypertension aggregates in families. METHODS: The Genetic Epidemiology Network of Arteriopathy (GENOA) study enrolled sibships between 1997 and 1999, including 1329 hypertensive non-Hispanic blacks (1057 sibling pairs) from Jackson, Mississippi, 1133 hypertensive non-Hispanic whites (859 sibling pairs) from Rochester, Minnesota, and ...
Malbrain Manu L N G - - 2004
PURPOSE OF REVIEW: This review focuses on the available literature published in the past 2 years. MEDLINE and PubMed searches were performed using intraabdominal pressure, intraabdominal hypertension, and abdominal compartment as search items. The aim was to find an answer to the question: "Is it wise not to measure or ...
Chambô José L - - 2004
The juxtaglomerular cell tumor is a cause of secondary hypertension in adults. A 35-year-old female patient suffering from hypertension and low serum potassium had a 3 x 3 cm solid mass at the lower pole of left kidney diagnosed by abdominal sonography. Partial nephrectomy was performed and the postoperatory was ...
Tubbs R Shane - - 2004
The authors report on the case of a patient evaluated for Valsalva maneuver-induced headache, dizziness, and ataxia. Neuroimaging revealed a Chiari I malformation without syringomyelia. A history of idiopathic hypertension was noted. After posterior fossa decompression, pathologically elevated blood pressure was absent, and at 24-month follow-up evaluation the patient remained ...
Collidge Tara A - - 2004
Malignant hypertension is a rare but serious syndrome complicating 1% of essential hypertension and causing neurological, renal and cardiac complications. Despite improved anti-hypertensive medication, the incidence of this condition fails to decline. In the first part of this review, we discuss transgenic rat models of malignant hypertension, generated by over-expressing ...
Jurcić Vesna - - 2004
Hypertensive encephalopathy is a syndrome consisting of headache, seizures, visual changes, and other neurologic disturbances in patients with elevated systemic blood pressure. Diagnosis based on clinical and radiological findings, which are not specific, may be difficult to establish. Furthermore, hypertensive encephalopathy may develop gradually even when blood pressure is lower ...
Gojnic M - - 2004
A clinical study was initiated to demonstrate that blood pressure in the capillaries increases long before there is a rise in arterial blood pressure. Thus the diagnosis of capillary hypertension can be made much earlier, even before gross tissue edema is observed. Bearing in mind the pathogenetic mechanism of the ...
Cui Renzhe - - 2004
Dysfunction of the nitric oxide (NO) system is potentially involved in the development of hypertension, but only limited data are currently available from experimental or clinical studies. We investigated cross-sectionally the relation between urinary excretion of cyclic guanosine 3',5'-monophosphate (cyclic GMP), a second messenger of NO, and hypertension in a ...
Komáromy András M - - 2004
Bilateral hypertensive retinopathy and choroidopathy with bullous retinal detachment was diagnosed in a 17-year-old, female spayed Domestic Short-haired cat. The underlying cause of the systemic hypertension could not be determined. The blood pressure was lowered successfully with the oral application of the L-type calcium channel blocker amlodipine besylate. The cat ...
Lim T O - - 2004
We determined the prevalence of hypertension and the level of awareness, treatment and control of hypertension among Malaysian adults in a population based cross-sectional survey. Twenty-one thousand and three hundred ninety-one adults aged 30 or older in all 13 states of Malaysia in 1996 were sampled using a stratified two-stage ...
Sane David C - - 2004
Emerging evidence supports a novel view of hypertension as a disease of inadequate or aberrant responses to angiogenic growth factors (AGF). Patients with hypertension have reduced microvascular density, with some evidence supporting a primary role for rarefaction in causing hypertension. Two clinical models have demonstrated a link between inhibition of ...
Bund Stuart J - - 2003
Alteration of resistance artery geometric design is a hallmark of established hypertension. In particular, there is an increased media thickness: lumen diameter ratio. In this review, consideration is given to the methods available for assessment of vascular structure, the terminology used to describe vascular structural changes in hypertension and the ...
Fuchs F D - - 2003
The association between hypertension and headache has been a contentious issue. Most studies have showed that mild hypertension and headache are not associated, but this may not be the case in patients with hypertension classified at more severe stages. We investigated the association between hypertension classified at moderate to severe ...
Sakata Kouichi - - 2003
We assessed the effect of shift work on the onset of hypertension. The design of this study was that of a cohort study from 1991-2001. In sum, 5338 workers comprised this cohort. The event was the onset of hypertension (systolic blood pressure >or=140 mm Hg and/or diastolic blood pressure >or=90 ...
Mena-Martin Francisco J - - 2003
OBJECTIVE: Analyze the impact of known and unknown hypertension on health-related quality of life (HRQOL). DESIGN AND SETTING: A descriptive cross-sectional study in the health coverage area of the Rio Hortega University Hospital, in north-western Spain, on a simple random sample of 33022 individuals. PARTICIPANTS: Following a multiphase sampling, a ...
Ohtani Ryo - - 2003
OBJECTIVES: The underlying cause of lobar intracerebral hemorrhage (ICH) is often difficult to determine, since these vascular abnormalities are not necessarily visualized in radiographic studies. We sought to determine the clinical features of hypertensive and nonhypertensive lobar ICH, and further predict the presence or absence of vascular abnormalities in terms ...
Moreau Pierre - - 2003
Investigation of the regulation of vascular function by endothelium-derived factors has been a prominent topic of research in the field of hypertension during the last decade. Of the different endothelial factors, endothelins, which play an important role in vasodilatation-vasoconstriction balance, have been the subject of great interest and an impressive ...
Johnson Bruce W - - 2003
Because current methods of tracking hypertension are time-consuming and expensive, the prevalence of hypertension in retired military populations is often unknown. Tracking military retiree hypertension is important because it can help to conserve scarce resources and save lives by preventing strokes and other diseases. Intended as a case study, an ...
Jaddou Hashem Y - - 2003
OBJECTIVE: To estimate the magnitude of hypertension, and its levels of awareness and control of hypertension among a community of Jordanian aborigines in Northern Jordan; and to compare the study findings with findings from other Jordanian communities. METHODS: A systematic sample of 50% of all households of Qafqafa, Northern Jordan ...
Yilmaz A B - - 2003
This study was undertaken to investigate the correlation between the presence of nutrient canals in the mandibular anterior region and hypertension. Periapical radiographs taken from the mandibular anterior region of 139 normotensive and 76 hypertensive edentulous patients were examined. There was no statistical difference in the incidence of nutrient canals ...
Kaplan M S - - 2003
AIM: To present currently available evidence on the role that adverse psychosocial factors play in the pathogenesis of hypertension. The specific objectives of the review were to (1) provide a picture of what is known about the relationship between psychosocial factors and hypertension, (2) summarize the major methodological and conceptual ...
Peters Rosalind M - - 2003
PURPOSE: To provide nurse practitioners (NPs) with updated information regarding the etiology, diagnosis, and treatment of childhood hypertension. DATA SOURCES: Extensive review of the scientific literature regarding hypertension, including the latest NIH recommendations. CONCLUSIONS: Hypertension affects more than 350,000 American children. While the majority of hypertension in early childhood occurs ...
Jonas Jost B - - 2003
PURPOSE: To evaluate whether development of macular drusen is influenced by experimentally induced chronic arterial hypertension and atherosclerosis. METHODS: The prospective experimental study included 93 eyes of 51 elderly rhesus monkeys. The total study group was divided into groups with experimental arterial hypertension ( n=22), diet-induced atherosclerosis ( n=10), or ...
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