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Related Concept Videos

Hemodialysis II: Procedure and Complications01:24

Hemodialysis II: Procedure and Complications

DialyzersA hemodialysis (HD) dialyzer is a plastic cartridge containing thousands of parallel hollow fibers, which serve as semipermeable membranes. These fibers are typically made from cellulose-based or other synthetic materials. During HD, blood is pumped into the top of the cartridge and distributed among these fibers. Simultaneously, dialysis fluid, known as dialysate, is introduced into the bottom of the cartridge, bathing the outside of the fibers. Across the semipermeable membrane,...
Antihypertensive Drugs: Action of Diuretics01:16

Antihypertensive Drugs: Action of Diuretics

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 tubules...
Hemodialysis III: Nursing Management01:25

Hemodialysis III: Nursing Management

The nursing management of a patient undergoing hemodialysis includes several critical steps, starting with a thorough assessment before the procedure.Before the Hemodialysis ProcedureFirst, record the patient's vital signs—blood pressure, heart rate, respiratory rate, and temperature—to establish a baseline. This baseline is essential for detecting conditions such as hypotension that could impact the patient's response to dialysis. Document the patient's pre-dialysis weight, as this measurement...
Hypertension IV: Drug Therapy and Lifestyle Modifications01:28

Hypertension 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...
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...
Hemodialysis I: Introduction01:25

Hemodialysis I: Introduction

Hemodialysis (HD) is a medical treatment that artificially removes waste products, excess fluids, and toxins from the blood when the kidneys are no longer able to perform these functions effectively. In this process, blood is filtered through a semipermeable membrane, allowing for the selective removal of waste while preserving necessary components like blood cells and proteins. Hemodialysis is typically performed in patients with end-stage renal disease (ESRD) or severe kidney...

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Related Experiment Video

Updated: Jun 5, 2026

Improved Renal Denervation Mitigated Hypertension Induced by Angiotensin II Infusion
08:35

Improved Renal Denervation Mitigated Hypertension Induced by Angiotensin II Infusion

Published on: May 26, 2022

Interdialytic hypertension-an update.

Rajiv Agarwal1

  • 1Division of Nephrology, Department of Medicine, Indiana University School of Medicine and Roudebush VA Medical Center, Indianapolis, IN 46202, USA. ragarwal@iupui.edu

Advances in Chronic Kidney Disease
|January 13, 2011
PubMed
Summary

Home blood pressure monitoring is key for managing hypertension in hemodialysis patients. This approach, unlike in-center readings, better predicts outcomes and guides treatment, emphasizing volume control and sodium reduction.

Related Experiment Videos

Last Updated: Jun 5, 2026

Improved Renal Denervation Mitigated Hypertension Induced by Angiotensin II Infusion
08:35

Improved Renal Denervation Mitigated Hypertension Induced by Angiotensin II Infusion

Published on: May 26, 2022

Area of Science:

  • Nephrology
  • Cardiology
  • Hypertension Management

Background:

  • Traditional 44-hour interdialytic ambulatory blood pressure (BP) recording is the standard for diagnosing hypertension in hemodialysis patients.
  • Home BP monitoring offers a more practical alternative for diagnosing and managing hypertension during the interdialytic interval.
  • BP measurements outside the dialysis unit strongly correlate with left ventricular hypertrophy and all-cause mortality in hemodialysis patients.

Purpose of the Study:

  • To highlight the importance of out-of-unit BP measurements for accurate hypertension diagnosis and management in hemodialysis patients.
  • To emphasize volume control as the primary treatment for hypertension in end-stage renal disease patients, often caused by subtle hypervolemia.
  • To discuss emerging techniques like continuous blood volume monitoring for diagnosing hypervolemia.

Main Methods:

  • Utilizing home BP monitoring and interdialytic ambulatory BP recordings for diagnosis and treatment guidance.
  • Considering continuous blood volume monitoring for diagnosing hypervolemia.
  • Implementing strategies such as reducing dietary and dialysate sodium for improved BP control.

Main Results:

  • BP measurements outside the dialysis unit are more reliable predictors of adverse outcomes than pre- and post-dialysis readings.
  • Volume control is the most common and treatable cause of hypertension in hemodialysis patients.
  • Lowering BP, guided by out-of-unit measurements, is suggested to reduce cardiovascular events, with targets of <130 mm Hg systolic for ambulatory BP and <140 mm Hg for home BP.

Conclusions:

  • Home BP monitoring is crucial for guiding hypertension treatment in hemodialysis patients, offering better correlation with clinical outcomes.
  • Addressing hypervolemia through volume control and sodium restriction should be the initial therapeutic approach.
  • Antihypertensive medications, including beta-blockers, calcium channel blockers, and renin-angiotensin system inhibitors, are often necessary for effective BP management.