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Related Concept Videos

Hypertension I: Introduction01:28

Hypertension I: Introduction

109
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,...
109
Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

44
Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
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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...
3.2K
Hypertension II: Pathophysiology01:29

Hypertension II: Pathophysiology

123
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,...
123
Hypertension III: Clinical Manifestations and Diagnostic Studies01:30

Hypertension III: Clinical Manifestations and Diagnostic Studies

67
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...
67
Alterations in Blood Pressure01:30

Alterations in Blood Pressure

1.5K
Alterations in blood pressure, such as hypertension (high blood pressure) and hypotension (low blood pressure), significantly affect human health. Understanding these conditions' classifications, causes, and symptoms is essential for effective management and treatment.
Hypertension (High blood pressure)
Hypertension occurs when blood pressure readings consistently exceed the normal range. It is diagnosed when systolic blood pressure (the top number, indicating pressure while the heart...
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Related Experiment Video

Updated: Sep 28, 2025

Hemodynamic Characterization of Rodent Models of Pulmonary Arterial Hypertension
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[Arterial Hypertension].

Felicitas E Hengel, Christian Sommer, Ulrich Wenzel

    Deutsche Medizinische Wochenschrift (1946)
    |March 28, 2022
    PubMed
    Summary
    This summary is machine-generated.

    Arterial hypertension, or high blood pressure, impacts over a billion globally. Low awareness and poor blood pressure control highlight the need for better understanding and management of this widespread condition.

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    Area of Science:

    • Cardiology and Public Health

    Background:

    • Arterial hypertension affects approximately one-third of the German population, with prevalence increasing to 60% in older adults.
    • Globally, over one billion individuals have hypertension, representing more than a quarter of the world's population.
    • Hypertension is a major contributor to the global disease burden, causing significant cardiovascular, renal, ocular, and cognitive complications and up to 10 million deaths annually.

    Purpose of the Study:

    • To enhance understanding of arterial hypertension, including its causes, diagnostic methods, and treatment strategies.
    • To provide a comprehensive overview to aid healthcare professionals in diagnosing and managing patients with hypertension.
    • To ultimately improve patient outcomes and the overall handling of arterial hypertension.

    Main Methods:

    • This study is an overview and synthesis of existing knowledge on arterial hypertension.
    • It reviews the etiology, diagnostic tools, and therapeutic options for managing high blood pressure.
    • The approach involves consolidating information to facilitate clinical practice.

    Main Results:

    • Despite its high prevalence and severe complications, awareness of arterial hypertension is low among affected individuals.
    • Less than 50% of patients are aware of their hypertensive status.
    • In Europe, fewer than 40% of patients achieve adequate blood pressure control (<140/90 mmHg) even with treatment.

    Conclusions:

    • There is a critical need to improve awareness and diagnosis of arterial hypertension.
    • Enhanced understanding and application of diagnostic and therapeutic strategies are essential for better patient management.
    • Effective management of arterial hypertension is crucial to reduce its global health impact.