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Related Concept Videos

Antihypertensive Drugs: Action of Diuretics01:16

Antihypertensive Drugs: Action of Diuretics

2.7K
Diuretics are antihypertensive drugs used to treat hypertension resulting from sodium and water retention. Sodium, vital for fluid balance and nerve or muscle function, is regulated by the kidneys through millions of nephrons. Blood enters nephrons via afferent arterioles, which branch into capillaries called glomeruli. These filter blood plasma, allowing water and solutes, like sodium ions, to pass through capillary walls into Bowman's capsule. The filtrate then flows through various...
2.7K
Antihypertensive Drugs: Thiazide-Class Diuretics01:15

Antihypertensive Drugs: Thiazide-Class Diuretics

2.3K
Thiazide diuretics are sulfonamide derivatives featuring a benzothiadiazine ring system in their molecular structure. Based on this structure, thiazide diuretics can be categorized into two groups: thiazide-type and thiazide-like diuretics. Thiazide-type diuretics, including hydrochlorothiazide and chlorothiazide, consist of a benzothiadiazine backbone with an attached sulfonamide group. Thiazide-like diuretics, such as chlorthalidone and indapamide, lack the thiazide ring but demonstrate...
2.3K
Antihypertensive Drugs: Potassium-Sparing Diuretics01:28

Antihypertensive Drugs: Potassium-Sparing Diuretics

2.7K
Liddle syndrome is a genetically inherited form of hypertension characterized by the overactivity of epithelial sodium channels in the nephron, the functional unit of the kidney. This heightened activity leads to increased sodium reabsorption and excessive excretion of potassium. To counteract this, potassium-sparing diuretics such as amiloride are used. They function by blocking these sodium channels, thereby reducing the influx of sodium into the epithelial cells and minimizing the loss of...
2.7K
Heart Failure Drugs: Diuretics01:22

Heart Failure Drugs: Diuretics

2.0K
Heart failure and kidney perfusion are interconnected in a complex way. Reduced renal perfusion and venous congestion are two significant factors that contribute to renal dysfunction in heart failure. The kidneys, primarily responsible for fluid balance in the body, are adversely affected due to compromised cardiac output and increased venous pressure. In response to reduced renal perfusion, the kidneys activate neurohumoral mechanisms to restore balance. However, these mechanisms can be...
2.0K
Hypertension III: Clinical Manifestations and Diagnostic Studies01:30

Hypertension III: Clinical Manifestations and Diagnostic Studies

891
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
Hypertension IV: Drug Therapy and Lifestyle Modifications01:28

Hypertension IV: Drug Therapy and Lifestyle Modifications

1.0K
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...
1.0K

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Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

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Erratum to: Blood pressure response to catheter-based renal sympathetic denervation in severe resistant hypertension: data from the Greek Renal Denervation Registry.

Clinical research in cardiology : official journal of the German Cardiac Society·2017
Same author

Blood pressure response to catheter-based renal sympathetic denervation in severe resistant hypertension: data from the Greek Renal Denervation Registry.

Clinical research in cardiology : official journal of the German Cardiac Society·2016
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Long-term effects of multielectrode renal denervation on cardiac adaptations in resistant hypertensive patients with left ventricular hypertrophy.

Journal of human hypertension·2016
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Drug-resistant hypertensive patients responding to multielectrode renal denervation exhibit improved heart rate dynamics and reduced arrhythmia burden.

Journal of human hypertension·2014
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Renal nerve ablation for hypertensive patients with chronic kidney disease.

Current vascular pharmacology·2013
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The role of renal nerve ablation for the management of resistant hypertension and other disease conditions: benefits and concerns.

Current vascular pharmacology·2013

Related Experiment Video

Updated: May 6, 2026

Improved Renal Denervation Mitigated Hypertension Induced by Angiotensin II Infusion
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Improved Renal Denervation Mitigated Hypertension Induced by Angiotensin II Infusion

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Diuretics in hypertension: clinical experiences.

V Papademetriou1

  • 1Department of Veterans Affairs Medical Center, Washington, DC 20422.

European Heart Journal
|December 1, 1992
PubMed
Summary

Diuretics are highly effective for managing high blood pressure, controlling it alone in over 50% of patients. They remain a cost-effective first-line treatment, especially for specific populations, despite potential side effects.

Area of Science:

  • Cardiovascular Medicine
  • Pharmacology

Background:

  • Diuretics are established treatments for hypertension.
  • Their efficacy has been demonstrated in numerous clinical studies.

Purpose of the Study:

  • To review the efficacy and safety of diuretics in hypertension management.
  • To highlight their role as first-line antihypertensive agents.

Main Methods:

  • Review of early VA Co-operative studies.
  • Analysis of subsequent research confirming thiazide diuretic efficacy.
  • Evaluation of diuretic side effect profiles.

Main Results:

  • Diuretics alone control blood pressure in over 50% of patients; in combination, over 80%.
  • Thiazide diuretics are as effective as other antihypertensives.

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  • Key side effects include hypokalemia, lipid alterations, hyperuricemia, and glucose intolerance.

    • Conclusions:

    • Diuretics are effective, cost-efficient, and potentiate other antihypertensives.
    • They are recommended as first-line therapy, particularly for Black patients and the elderly.
    • While side effects exist, they are manageable and do not typically induce life-threatening arrhythmias.