Publications by authors named "Zanchetti A"

Metabolic syndrome is a complex human disorder characterized by a cluster of conditions (increased blood pressure, hyperglycemia, excessive body fat around the waist, and abnormal cholesterol or triglyceride levels). Any of these conditions increases the risk of serious disorders such as diabetes or cardiovascular disease. Currently, the degree of genetic regulation of this syndrome is under debate and partially unknown.

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: The prevalence of hypertension, type 2 diabetes mellitus (DM2) and the metabolic syndrome continues to increase in Latin America, while the rates of diagnosis, treatment and control of these disorders remain low. The frequency of the risk factors that constitute the metabolic syndrome and are associated with an increased risk of cardiovascular disease has not diminished since the publication of the previous consensus. This document discusses the socioeconomic, demographic, environmental and cultural characteristics of most associated Latin American countries and partially explains the lack of better results in improving clinical and public health actions that allow high morbidity and mortality rates caused by cardiovascular diseases and DM2 to be reduced through programs aligned with the so-called precision medicine, which should be predictive, preventive, personalized and participatory.

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Introduction: Masked uncontrolled hypertension (MUCH) carries an increased risk of cardiovascular (CV) complications and can be identified through combined use of office (O) and ambulatory (A) blood pressure (BP) monitoring (M) in treated patients. However, it is still debated whether the information carried by ABPM should be considered for MUCH management. Aim of the MASked-unconTrolled hypERtension management based on OBP or on ambulatory blood pressure measurement (MASTER) Study is to assess the impact on outcome of MUCH management based on OBPM or ABPM.

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These practice guidelines on the management of arterial hypertension are a concise summary of the more extensive ones prepared by the Task Force jointly appointed by the European Society of Hypertension and the European Society of Cardiology. These guidelines have been prepared on the basis of the best available evidence on all issues deserving recommendations; their role must be educational and not prescriptive or coercive for the management of individual subjects who may differ widely in their personal, medical and cultural characteristics. The members of the Task Force have participated independently in the preparation of these guidelines, drawing on their academic and clinical experience and by objective examination and interpretation of all available literature.

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Objective: Office and ambulatory blood pressure (BP) measurements are the main techniques to detect the effects of antihypertensive treatments in clinical trials, but the treatment-induced changes in these BP values can differ markedly. We performed a meta-analysis of clinical trials to quantify these differences and identified some of the associated factors.

Methods: We conducted a MEDLINE search for randomized clinical trials (RCTs) on hypertensive patients treated with at least one antihypertensive drug that reported changes in both office and 24-h BP.

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: Document reviewers: Guy De Backer (ESC Review Co-ordinator) (Belgium), Anthony M. Heagerty (ESH Review Co-ordinator) (UK), Stefan Agewall (Norway), Murielle Bochud (Switzerland), Claudio Borghi (Italy), Pierre Boutouyrie (France), Jana Brguljan (Slovenia), Héctor Bueno (Spain), Enrico G. Caiani (Italy), Bo Carlberg (Sweden), Neil Chapman (UK), Renata Cifkova (Czech Republic), John G.

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Background And Objectives: The five major classes of blood pressure (BP)-lowering drugs have all been shown to significantly reduce the risk of major cardiovascular events when compared with placebo, and when directly (head-to-head) compared, no significant differences in their overall effectiveness have been detected, except for minor differences in cause-specific events. It is unknown, however, whether age-related differences exist and if some classes of drugs are differently effective in older or younger individuals. This clinically relevant question has been the object of a systematic search and meta-analysis of all available data.

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Background: There is overwhelming evidence that blood pressure (BP)-lowering treatment can reduce cardiovascular outcomes also in the elderly, but some important aspects influencing medical practice are controversial as sufficient evidence has not been provided by single randomized controlled trials (RCTs), whereas evidence may result from a systematic search and meta-analysis of all available data.

Objectives: The following clinically relevant issues concerning the effects of BP lowering in older and younger individuals have been investigated: differences in benefits; the oldest and the youngest age range for which evidence of BP-lowering effects is available; the SBP level at which BP-lowering treatment should be initiated; the SBP and DBP levels treatment should be aimed at; differences in treatment burdens and harms.

Methods: A database we previously identified of 72 BP-lowering RCTs in 260 210 patients was searched for separately reported data on older and younger individuals [cutoffs of 65 (primary analyses), 70, 75, 80, 60 and 55 years).

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: Whether isolated systolic hypertension in the young (ISHY) implies a worse outcome and needs antihypertensive treatment is still a matter for dispute. ISHY is thought to have different mechanisms than systolic hypertension in the elderly. However, findings from previous studies have provided inconsistent results.

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Background: Clinical practice guidelines have traditionally recommended blood pressure treatment based primarily on blood pressure thresholds. In contrast, using predicted cardiovascular risk has been advocated as a more effective strategy to guide treatment decisions for cardiovascular disease (CVD) prevention. We aimed to compare outcomes from a blood pressure-lowering treatment strategy based on predicted cardiovascular risk with one based on systolic blood pressure (SBP) level.

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: Evidence from randomized trials has shown that effective treatment with blood pressure (BP)-lowering medications reduces the risk of cardiovascular morbidity and mortality in patients with hypertension. Therefore, hypertension control and prevention of subsequent morbidity and mortality should be achievable for all patients worldwide. However, many people in Latin America remain undiagnosed, untreated or have inadequately controlled BP, even where this is access to health systems.

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Importance: Trials in patients with hypertension have demonstrated that intensive blood pressure (BP) lowering reduces the risk of cardiovascular disease and all-cause mortality but may increase the risk of chronic kidney disease (CKD) incidence and progression. Whether intensive BP lowering is associated with a mortality benefit in patients with prevalent CKD remains unknown.

Objectives: To conduct a systematic review and meta-analysis of randomized clinical trials (RCTs) to investigate if more intensive compared with less intensive BP control is associated with reduced mortality risk in persons with CKD stages 3 to 5.

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Background: It is currently unknown whether individuals with SBP/DBP values in the ranges 120-139/80-89 mmHg, usually defined as with prehypertension or high-normal and normal blood pressure (BP), benefit from BP-lowering treatment and whether benefits in these individuals depend on the level of their cardiovascular risk.

Objectives: Meta-analyzing all available data from randomized controlled trials (RCTs) about the effects on cardiovascular outcomes of BP-lowering treatment in individuals with normal or high-normal BP values in absence of baseline antihypertensive drugs and free from a recent myocardial infarction, left ventricular dysfunction and heart failure.

Methods: From an available database of BP-lowering RCTs updated to end 2016, RCTs were selected only including normotensive individuals or including both hypertensive and normotensive individuals but providing separate information in normotensive individuals.

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Background: In recent meta-analyses of blood pressure (BP)-lowering randomized controlled trials (RCTs), we have shown that in hypertensive patients with diabetes, but not in those without, relative risk reduction of cardiovascular outcomes for a standardized BP reduction is significantly smaller at progressively lower SBP values achieved by treatment.

Objectives: Whether this feature is typical of diabetes or is common to all hypertensive patients at high-very high cardiovascular risk is unknown. To clarify these points, we report a new set of meta-analyses, in which BP-lowering RCTs have been stratified in a double way, according to two levels of cardiovascular risk (below and above 5% cardiovascular death in 10 years) and three SBP levels attained by treatment (≥140, 130-139, and <130 mmHg).

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