Search Results
Results 401 - 450 of 1380
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Asnaghi M - - 2002
Intra-abdominal pressure monitoring is a very important parameter in the ICU setting, since pathological alterations of this value are significant and are responsible for functional alterations involving cardio-respiratory system, kidneys and central nervous system. Responsibility of the professional nurse in the ICU is to perform a tight and adequate monitoring ...
Ice Gillian H - - 2002
BACKGROUND: Some research suggests that individuals whose blood pressure does not decline at night may be at increased risk of end-organ damage. Few studies have examined ambulatory blood pressure among elders, particularly those living in institutions. This study therefore evaluates ambulatory blood pressure variation in two groups of institutionalized elderly, ...
Nehal Umbereen S - - 2002
This article reviews selected recent literature specifically concerning pediatric hypertension, much of which has focused on measurement and monitoring of blood pressure, as well as on evaluating antihypertensive medications. Normative data for blood pressure in children have been widely available for some time, based upon seated in-office measurements. In recent ...
Mulè Giuseppe - - 2002
BACKGROUND: Home blood pressure measurement has gained increasing importance for the management of hypertensive patients. The aim of our study was to compare levels of clinic (CBP), ambulatory (ABP), and home blood pressure (HBP) measurements, and their relationships with various indexes of target organ damage in I-II grade essential hypertension. ...
Conceição Flávia L - - 2002
The aim of this study was to evaluate the 24-h pattern of blood pressure in adults with growth hormone deficiency using ambulatory blood pressure monitoring. We therefore evaluated the mean systolic and diastolic blood pressures, systolic and diastolic blood pressure loads and diurnal blood pressure rhythm. We used an auscultatory-type ...
Kammila Srinu - - 2002
BACKGROUND: Vertical displacement of the arm relative to the heart causes inverse changes in blood pressure of approximately 0.8 mmHg for every centimetre change in arm position. Therefore a potential confounding issue in assessing diurnal variation in blood pressure during ambulatory blood pressure monitoring (ABPM) is arm position during sleep. ...
Mansoor G A - - 2002
Several prospective studies have demonstrated a higher cardiovascular complication rate in patients with a non-dipping compared with a dipping blood pressure profile. However, the extent of blood pressure reduction during sleep can be highly variable in an individual patient, and a repeat ambulatory blood pressure study commonly shows a change ...
McGhee Beate H - - 2002
Hemodynamic monitoring is a costly procedure, both materially and with regard to nursing time involved to ensure proper functioning of the monitoring system and correct interpretation of the data obtained. Dynamic response testing is the ideal method of confirming the ability of a monitoring system to accurately reproduce hemodynamic waveforms. ...
Redón Josep - - 2002
BACKGROUND: A blood pressure surge during the early morning may help to precipitate cardiovascular events. The objective of this study was thus to assess the blood pressure behaviour profile of early morning blood pressure in patients receiving antihypertensive treatment. DESIGN: The ACAMPA study is a multi-center, open, prospective, observational study ...
Thiedke C Carolyn - - 2002
This study examined the simple behavior on the part of hypertensive patients of having their blood pressure checked at a retail store. We found that hypertensive patients checked their blood pressure frequently using these automated machines, believe them to be accurate, and frequently make health care decisions based on the ...
Verdecchia Paolo - - 2002
OBJECTIVE: We investigated the prognostic impact of 24-h blood pressure control in treated hypertensive subjects. BACKGROUND: There is growing evidence that ambulatory blood pressure improves risk stratification in untreated subjects with essential hypertension. Surprisingly, little is known on the prognostic value of this procedure in treated subjects. METHODS: Diagnostic procedures ...
Polk Deborah E - - 2002
The authors examined whether hostility explained the discrepancy commonly observed between clinic and daytime ambulatory blood pressures. Daytime ambulatory blood pressure (DABP) was assessed every 45 min over 6 days in healthy adults (N = 120). After controlling for demographic variables, time-varying covariates such as position and activity level, and ...
Kitamura T - - 2002
Shift workers make great use of health care services because they are associated with increased cardiovascular morbidity and mortality. Whether the circadian rhythm of blood pressure rapidly adapts to shift work is controversial. It is unknown if shift work has adverse effects on blood pressure in patients with hypertension. To ...
Halberg Franz - - 2002
This review provides evidence that the bioengineering community needs to develop cost-effective, fully unobtrusive, truly ambulatory instrumentation for the surveillance of blood pressure and heart rate. With available instrumentation, we document a disease risk syndrome, circadian blood pressure overswinging (CHAT, short for circadian hyper-amplitude-tension). Circadian hyper-amplitude-tension is defined as a ...
Pickering Thomas - - 2002
A number of factors interact to promote the increased clinical use of both ambulatory blood pressure monitoring (ABPM) and self-blood pressure monitoring (SBPM). These include the phasing out of mercury, evidence of the unreliability of clinic measurements, technical advances in automated blood pressure measurement, increasing evidence that out-of-office measurements give ...
Padfield Paul L - - 2002
Electronic self-monitoring of blood pressure is increasing in popularity and most international guidelines on the management of hypertension approve cautious use of the technique in the assessment of potentially hypertensive individuals. A recent editorial in the Archives of Internal Medicine suggested that it was "appropriate to encourage the widespread use ...
Fagard Robert H - - 2002
BACKGROUND: It is commonly believed that the associations of left ventricular mass and cardiovascular morbidity/mortality with blood pressure are stronger for 24-h ambulatory pressure than for conventional clinic or casual pressure. METHODS: The investigation comprised a review of relevant studies, with particular emphasis on the characteristics of the conventional blood ...
Kuwajima Iwao - - 2002
The effect of the long acting calcium channel blocker, barnidipine hydrochloride (barnidipine) on 24-h ambulatory blood pressure (ABP) was evaluated in J-MUBA (Japanese Multicentre Study on Barnidipine with Ambulatory Blood Pressure Monitoring). Following an observation period of two weeks, antihypertensive treatment with barnidipine was continued for at least six months. ...
Schnakenberg U - - 2002
Monitoring of blood pressure and pulse rate offers diagnostical and therapeutical opportunities in hypertension disease and arrhythmia, respectively. This paper presents an intravascular pressure monitoring system consisting of an implantable silicone capsule, which can be placed in an arterial system via a catheter. The capsule contains a pressure sensor and ...
Mori H - - 2002
Vasospastic angina pectoris (VSA) is an anginal attack which occurs characteristically between night and early morning. The aim of this study was to clarify the cause of VSA. The subjects consisted of 16 patients with VSA, 18 patients with effort angina (EAP) and 15 healthy individuals, who were used as ...
Green J Hilary - - 2002
We evaluated the impact of wearing an ambulatory blood pressure (ABP) monitor on the usual daily activity of 16 healthy men and women. Daily ABP and heart rate (HR) were recorded on 2 days using the DynaPulse 5000 A system. Daily HR and activity were recorded on two further days ...
Hozawa Atsushi - - 2002
To assess blood pressure control in the Japanese population, we analyzed previously obtained measurements of conventional, home and ambulatory blood pressures in 1,174 subjects aged > or =40 in a Japanese community. On the basis of conventional blood pressure values and the use of antihypertensive medication, participants were classified as ...
Mansoor George A - - 2002
Benign enlargement of the prostate is a malady of older males, reaching an estimated prevalence of 90% in patients aged over 70 years. Many of these patients are treated with alpha blockers, which can lower blood pressure significantly. We report on a 64-year-old man who developed a right hemiparesis after ...
Kjeldsen Sverre E - - 2002
The aim of the Nordic Diltiazem (NORDIL) Study was to compare cardiovascular morbidity and mortality in calcium-antagonist-based treatment with diltiazem and conventional diuretic/beta-blocker-based treatment in essential hypertension. The objective of the present sub-study was to compare self-measured home blood pressure with office blood pressure at a time-point in the study ...
Canesin Manoel F - - 2002
OBJECTIVE: To evaluate the relationship between 24-hour ambulatory arterial blood pressure monitoring and the prognosis of patients with advanced congestive heart failure. METHODS: We studied 38 patients with NYHA functional class IV congestive heart failure, and analyzed left ventricular ejection fraction, diastolic diameter, and ambulatory blood pressure monitoring data. RESULTS: ...
Stinson S M - - 2002
Population studies show the direct benefit from self-measurement for guiding the treatment of patients with severe hypertension; they also separate groups of children with a positive vs. negative family history of high blood pressure, despite the difficulty of obtaining valid readings during the rest/sleep span, which are needed for a ...
Manabe Y - - 2001
The influence of a nocturnal blood pressure dip on cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL) has not yet been clarified. We attempted to examine a correlation with the nocturnal blood pressure dip and CADASIL. We monitored circadian blood pressure patterns by the use of a portable ...
Tochikubo O - - 2001
BACKGROUND: In our previous studies of 24-h blood pressure measurement, basal blood pressure (minimum sleep-time blood pressure) showed the strongest correlation with hypertensive target-organ damage. We have currently devised a new accurate method of blood pressure measurement that entails recording casual blood pressure waves by means of a double-cuff sphygmotonometer, ...
Verdecchia P - - 2001
Although self-measured blood pressure and ambulatory blood pressure are widely used for research and clinical purposes, reference values are still scarcely supported by prospective outcome data. For self-measured blood pressure, values of 135 mmHg systolic and 85 mmHg diastolic (an average of two measurements in the morning and an additional ...
Palatini P - - 2001
OBJECTIVE: To focus on the reliability of ambulatory blood pressure monitoring and on its limitations in clinical practice, and to construct adequate strategies to improve ambulatory monitoring performance. METHODS: The literature was reviewed, and personal data were used. DISCUSSION: Since the beginning of non-invasive ambulatory blood pressure monitoring, it appeared ...
Myers M G - - 2001
Before a new antihypertensive drug receives regulatory approval, it must demonstrate a significant blood pressure-lowering effect over its entire dosing interval. The Food and Drug Administration recognizes several different methods for demonstrating antihypertensive activity, the gold standard continuing to be the office/casual blood pressure at the end of the dosing ...
Staessen J A - - 2001
To reach a consensus on the prognostic significance of new techniques of automated blood pressure measurement. A Task Force on the prognostic significance of ambulatory blood pressure monitoring wrote this review in preparation for the Eighth International Consensus Conference (28-31 October 2001, Sendai, Japan). This synopsis was amended to account ...
Parati G - - 2001
The increased cardiovascular mortality during an earthquake has been related, among other factors, to a sympathetically mediated increase in heart rate and blood pressure. However, this is supported only by indirect evidence collected after an earthquake, whereas for obvious technical difficulties, no data are available on the acute blood pressure ...
Keltai M - - 2001
The INternational VErapamil SR/trandolapril STudy (INVEST) will provide a large database of information. Proposed substudies for analysis include ambulatory blood pressure monitoring (ABPM), depression, genotyping, atrial fibrillation, electrocardiogram (ECG), echocardiography, renal dysfunction, diabetes, and cardiac care cost estimate. This paper reviews the design and status of several of the INVEST ...
Svensson P - - 2001
OBJECTIVE: To study the prevalence and circadian distribution of ischaemic ST-segment depression detected with ambulatory electrocardiographic monitoring (AECG) in patients with intermittent claudication (IC) as well as to study ambulatory blood pressure (ABP) and the relation of ischaemic episodes to variations in ABP and heart rate. DESIGN: A total of ...
Mansoor G A - - 2001
Ambulatory blood pressure monitoring has become a widely used method of blood pressure and heart rate evaluation in the free-living subject. Recently, ambulatory monitoring has become covered by Medicare for the evaluation of "white-coat" hypertension. Although the technique provides only intermittent readings throughout the 24-hour period, average blood pressures obtained ...
Jokiniitty J M - - 2001
BACKGROUND: Ambulatory blood pressure correlates more closely with left ventricular mass (LVM) than casual blood pressure in cross-sectional studies, but prospective evidence is very limited. OBJECTIVE: To evaluate the best predictors of LVM and change in LVM during 10 years of follow-up, in a prospective study. METHODS: At baseline, blood ...
Calvo-Vargas C - - 2001
OBJECTIVE: To determine the reproducibility and the cost of the Loaned Self-measurement Equipment Model for blood pressure. SUBJECTS: Seventy-five subjects with non-complicated essential hypertension, having an average age of 56.2 +/- 11 years, were evaluated. METHODS: The Loaned Self-measurement Equipment Model consists of a set of sphygmomanometers belonging to the ...
Enström I E - - 2001
OBJECTIVE: To analyze whether the number of blood pressure registrations per hour and/or different ways of defining day and night have any influence on the result of ambulatory blood pressure monitoring. DESIGN AND METHODS: The study used blood pressure data from 40 normotensive subjects (20 men) and 40 (20 men) ...
Mancia G - - 2001
BACKGROUND AND AIMS: The Hypertension Optimal Treatment (HOT) study showed that when antihypertensive treatment reduces diastolic blood pressure well below 90 mmHg, there can be a further reduction of cardiovascular events, particularly myocardial infarction, with no evidence of a J-shaped curve at lower pressures. Office measurement, however, gives no information ...
Perk G - - 2001
Every year, millions of Moslems throughout the world fast from sunrise till sunset daily during the month of Ramadan, that is, experience repeated cycles of fasting-refeeding. Studies in animal models have shown that repeated cycles of fasting-refeeding may cause or exacerbate hypertension. Changes in sleeping patterns as well as changes ...
Sega R - - 2001
BACKGROUND: The prevalence and clinical significance of isolated office (or white coat) hypertension is controversial, and population data are limited. We studied the prevalence of this condition and its association with echocardiographic left ventricular mass in the general population of the PAMELA (Pressione Arteriose Monitorate E Loro Associazioni) Study. METHODS ...
Benhamou P Y - - 2001
OBJECTIVE: To study the influence of position changes on 24-h ambulatory blood pressure (ABP) in normotensive or mildly hypertensive normoalbuminuric patients with type 1 diabetes. RESEARCH DESIGN AND METHODS: A cross-sectional evaluation of patients was staged according to the duration of diabetes (DD) and the presence of microangiopathy. We recruited ...
Bulatov V A - - 2001
OBJECTIVE: To study an association between albumin excretion rate and left ventricular mass (LVM) determined by electrocardiogram (ECG)-based criteria, and with respect to ambulatory blood pressure, in patients with newly diagnosed and never-treated essential hypertension. METHODS: We measured 24 h ambulatory blood pressure, albumin excretion rate and LVM in 74 ...
Jokiniitty J M - - 2001
OBJECTIVE: To evaluate the usefulness of blood pressure and its variability in the prediction of future blood pressure and need for antihypertensive medication. METHODS: We used WHO criteria to classify, at baseline, 97 healthy untreated male volunteers as normotensive (n = 34), borderline hypertensive (n = 29) or mild hypertensive ...
Vrijkotte T G - - 2001
OBJECTIVE: To test the validity of ambulatory heart rate (HR) assessment with a cuff ambulatory blood pressure (ABP) monitor. DESIGN: Cross-instrument comparison of HR measured intermittently by a cuff ABP monitor (SpaceLabs, Redmond, Washington, USA), with HR derived from continuous electrocardiogram (ECG) recordings (1) in a controlled laboratory experiment and ...
Maruishi M - - 2001
The correlations between changes in blood pressure after admission and hematoma expansion were investigated in 118 patients with spontaneous intracerebral hematoma admitted within 24 hours of onset who underwent serial computed tomography. Multiple logistic regression was performed to assess correlations between hematoma enlargement and clinical characteristics on admission. Hematoma enlargement ...
Ohkubo T - - 2001
OBJECTIVE: To determine the effects of exercise training on the blood pressure (BP) values of older adults, using home blood pressure measurement. DESIGN: Randomized controlled trial. PARTICIPANTS: A total of thirty-nine free-living older adults (including 19 men) aged from 60-81 years with home systolic blood pressure > 120 mmHg and ...
Broege P A - - 2001
OBJECTIVE: To evaluate whether patient-measured home blood pressures alone can be used to manage hypertension in adults 65 years and older. METHODS: 40 hypertensive men and women, average age 73 +/- 6 years, were randomly assigned to one of two treatment decision groups. The 'home' group (N = 20) had ...
Mulè G - - 2001
OBJECTIVE: To analyse the relationships between 24 h blood pressure load (the percentage of systolic/diastolic blood pressures exceeding 140/90 mmHg while awake and 120/80 mmHg during sleep) and some indices of hypertensive target organ involvement, independently of the mean level of 24 h blood pressure. METHODS: One hundred and thirty ...
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