Related Experiment Video
Updated: May 27, 2026
05:57
The Antihypertensive Effects and Mechanisms of Huotan Jiedu Tongluo Decoction in Rats with H-Type Hypertension
Published on: May 17, 2024
[Hypertension complicated with heart disease].
Toshihiko Ishimitsu1, Fumihiro Sugiyama, Mayuko Ishikawa
1Department of Hypertension and Cardiorenal Medicine, Dokkyo Medical University.
Nihon Rinsho. Japanese Journal of Clinical Medicine
|November 25, 2011
Summary
Strict blood pressure control is vital for preventing cardiac diseases like left ventricular hypertrophy and heart failure. Medications targeting the renin-angiotensin system, calcium channels, and beta-blockers are key therapeutic strategies.
Area of Science:
- Cardiology
- Pharmacology
Context:
- Hypertension significantly contributes to cardiac diseases, including left ventricular hypertrophy (LVH), coronary artery disease (CAD), arrhythmia, and heart failure.
- Maintaining strict 24-hour blood pressure control is crucial for both primary and secondary prevention of these cardiovascular conditions.
Purpose:
- To review the efficacy of various antihypertensive medications in managing cardiac diseases.
- To highlight the role of specific drug classes in preventing and treating hypertension-related cardiac complications.
Summary:
- Inhibitors of the renin-angiotensin system (RASI), such as ACE inhibitors and ARBs, along with long-acting calcium channel blockers (CCBs), effectively improve LVH.
- CCBs and beta-blockers are preferred for CAD management, while RASI is anticipated to decrease atrial fibrillation incidence.
- RASI, beta-blockers, and aldosterone blockers improve heart failure prognosis. Diuretics and long-acting CCBs aid in fluid volume and blood pressure regulation.
Impact:
- This review underscores the importance of tailored pharmacological approaches for managing hypertension and its diverse cardiac sequelae.
- Optimizing blood pressure management through these drug classes can significantly reduce cardiovascular morbidity and mortality.
Related Concept Videos
01:29Hypertension 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,...
01:28Hypertension 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,...
01:30Hypertension 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...
01:18Hypertension and Regulation of Blood Pressure
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...
01:23Hypertension V: Nursing Management
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.
01:28Hypertension IV: Drug Therapy and Lifestyle Modifications
Multiple classes of antihypertensive medications are employed in treating hypertension. The most commonly recommended first-line treatments include:Thiazide Diuretics, such as chlorthalidone, increase sodium and water excretion from the body, reducing blood volume and blood pressure.Angiotensin-converting enzyme inhibitors, like lisinopril, block the conversion of angiotensin I to II, a potent vasoconstrictor lowering blood pressure.Angiotensin II Receptor Blockers (ARBs) prevent angiotensin II...