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Related Concept Videos

Hypertension I: Introduction01:28

Hypertension I: Introduction

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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,...
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Hypertension II: Pathophysiology01:29

Hypertension II: Pathophysiology

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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,...
1.0K
Hypertension V: Nursing Management01:23

Hypertension V: Nursing Management

490
The nursing management of hypertension involves accurately assessing symptoms, making a comprehensive nursing diagnosis, collaborating with patients to set goals, and implementing targeted interventions to mitigate the condition's impact and improve patient well-being.Comprehensive AssessmentThe initial step in nursing care for hypertension involves a thorough patient assessment. It includes evaluating symptoms such as headaches, dizziness, blurred vision, and previous hypertension episodes.
490
Hypertension and Regulation of Blood Pressure01:18

Hypertension and Regulation of Blood Pressure

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Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
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Pulmonary Hypertension: Classification and Pathogenesis01:30

Pulmonary Hypertension: Classification and Pathogenesis

670
Pulmonary hypertension (PH) is a severe health condition in which the mean pulmonary arterial pressure increases to 25 mmHg or more, even when the body is at rest. This high pressure in the blood vessels that transport blood from the heart to the lungs can cause various symptoms, including shortness of breath, can lead to right heart failure, and significantly affect the overall quality of life.
There are various classifications for PH, each relating to different underlying causes and also...
670
Hypertension III: Clinical Manifestations and Diagnostic Studies01:30

Hypertension III: Clinical Manifestations and Diagnostic Studies

610
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...
610

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Evaluation of Right Ventricular Function in Experimental Models of Pulmonary Arterial Hypertension
10:03

Evaluation of Right Ventricular Function in Experimental Models of Pulmonary Arterial Hypertension

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Hypertension.

Suzanne Oparil1, Maria Czarina Acelajado2, George L Bakris3

  • 1Vascular Biology and Hypertension Program, Division of Cardiovascular Disease, Department of Medicine, School of Medicine, The University of Alabama at Birmingham (UAB), 1720 2nd Avenue South, Birmingham, AL, 35294-0007, USA.

Nature Reviews. Disease Primers
|March 23, 2018
PubMed
Summary
This summary is machine-generated.

Systemic arterial hypertension is a major global health risk. Effective management through lifestyle changes and medication significantly reduces cardiovascular disease (CVD) risks and mortality.

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Area of Science:

  • Internal Medicine
  • Cardiology
  • Public Health

Background:

  • Systemic arterial hypertension is a leading modifiable risk factor for global morbidity and mortality.
  • Hypertension significantly increases the risk of cardiovascular disease (CVD), yet awareness and treatment rates remain suboptimal.
  • The development of hypertension stems from a complex interaction between environmental, pathophysiological, and genetic factors.

Purpose of the Study:

  • To outline the significance of hypertension as a public health issue.
  • To detail the comprehensive evaluation process for hypertensive patients.
  • To emphasize the importance of lifestyle modifications and pharmacological treatments in managing hypertension and preventing CVD.

Main Methods:

  • Standardized blood pressure (BP) measurement.
  • Assessment of atherosclerotic CVD risk and target-organ damage.
  • Screening for secondary causes of hypertension and comorbidities.
  • Evaluation of lifestyle interventions (diet, physical activity).
  • Review of first-line pharmacological therapies.

Main Results:

  • Successful hypertension treatment demonstrably reduces global disease burden and mortality.
  • Lifestyle modifications are effective in lowering BP and preventing hypertension-related CVD.
  • Pharmacological therapies, including ACE inhibitors, ARBs, CCBs, and thiazide diuretics, are highly effective in lowering BP and preventing CVD outcomes.

Conclusions:

  • Hypertension management is critical for reducing all-cause mortality and morbidity.
  • A multi-faceted approach combining lifestyle changes and pharmacotherapy is essential for effective hypertension control.
  • Early detection and adequate treatment of hypertension are key to mitigating its severe cardiovascular consequences.