Determinants of left ventricular hypertrophy in patients with recent diagnosis of essential hypertension

Francesco Buono1, Salvatore Crispo, Gennaro Pagano

  • 1aDipartimento di Scienze Mediche Traslazionalie, Fondazione Salvatore Maugeri, IRCCS, Istituto Scientifico di Telese Terme bDipartimento Scienze Biomediche Avanzate, Università FEDERICO II, Napoli, Italy.

Journal of Hypertension
|October 16, 2013
PubMed

Insights

Obesity is the primary modifiable risk factor for left ventricular hypertrophy (LVH) in patients recently diagnosed with essential hypertension. Managing obesity is crucial for preventing LVH development and improving cardiovascular health.

Area of Science:

  • Cardiology
  • Hypertension Research
  • Clinical Medicine

Background:

  • Left ventricular hypertrophy (LVH) is a complex condition influenced by multiple factors.
  • Essential hypertension is a common condition requiring assessment of associated risks.

Purpose of the Study:

  • To identify and assess cardiovascular (CV) risk factors contributing to LVH in patients newly diagnosed with essential hypertension.
  • To determine the most significant modifiable risk factor for LVH in this population.

Main Methods:

  • Retrospective analysis of 1518 patients diagnosed with essential hypertension within the last two years.
  • Evaluation of CV risk factors including age, blood pressure (SBP, DBP), obesity, diabetes, hypercholesterolemia, low HDL-cholesterol, and chronic kidney disease (CKD).

Main Results:

  • Patients with LVH exhibited higher prevalence of metabolic diseases, CKD, and more severe hypertension.
  • Multivariate analysis identified sex, age, SBP, obesity, and diabetes as independent predictors of LVH.
  • Obesity showed a significant correlation with indexed left ventricular mass (r²=0.167).

Conclusions:

  • Obesity is identified as the most critical modifiable cardiovascular risk factor for developing LVH in patients with recent-onset essential hypertension.
  • This finding underscores the importance of weight management in hypertension care to mitigate LVH risk.
Abstract

Related Concept Videos

Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

Systolic Heart Failure and Compensatory MechanismsSystolic heart failure (also termed HFrEF, Heart Failure with Reduced Ejection Fraction) is the most prevalent type of heart filure. It results in a decreased volume of blood being pumped from the ventricle. The aortic arch and carotid sinuses have baroreceptors that detect reduced blood pressure, triggering the sympathetic nervous system (SNS) to release epinephrine and norepinephrine. Initially, this response aims to boost heart rate and...
2.3K
Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
812
Hypertension III: Clinical Manifestations and Diagnostic Studies01:30

Hypertension III: Clinical Manifestations and Diagnostic Studies

Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
891
Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
1.3K
Hypertension I: Introduction01:28

Hypertension I: Introduction

Hypertension is a widespread, long-term medical condition where blood pressure in the arteries remains elevated. It is characterized by systolic blood pressure readings of 130 mm Hg or above or diastolic blood pressure (DBP) readings of 80 mm Hg or higher. Unmanaged hypertension poses significant health risks, making the distinction between primary (or essential) hypertension and secondary hypertension crucial, as their management and implications vary.Primary HypertensionPrimary hypertension,...
1.2K
Hypertension II: Pathophysiology01:29

Hypertension II: Pathophysiology

Hypertension is a chronic condition in which the blood's force against artery walls is excessively high, posing risks such as heart disease. The condition's underlying mechanisms involve complex interactions among the cardiovascular, kidney, and autonomic nervous systems.Renin-Angiotensin-Aldosterone System (RAAS): This system significantly influences blood pressure regulation. When blood pressure decreases, the kidneys secrete renin. This enzyme transforms angiotensinogen, a plasma protein,...
1.8K