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Related Concept Videos

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...
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,...
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Dialysis

Renal failure occurs when the kidneys lose their ability to filter waste products from the blood effectively. It can be classified into two types: acute renal failure (ARF) and chronic renal failure (CRF).
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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...
Acute Kidney Injury V: Interprofessional Care01:20

Acute Kidney Injury V: Interprofessional Care

Acute Kidney Injury (AKI) requires a collaborative healthcare approach to restore renal function and prevent complications. Essential management strategies involve monitoring fluid and electrolyte balance, adjusting medications, initiating dialysis when necessary, and providing nutritional support.Fluid and Electrolyte ManagementFluid Monitoring: Regularly monitoring body weight, central venous pressure, and urine output helps detect fluid imbalances early. Patient intake and output are...
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Kidney Transplant II: Surgical Procedure

Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living donor...

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Related Experiment Video

Updated: Jul 6, 2026

A Murine Model of Hemodialysis Access-Related Hand Dysfunction
08:39

A Murine Model of Hemodialysis Access-Related Hand Dysfunction

Published on: May 31, 2022

Surgical practice to reduce dialysis access insufficiency.

Anthony J Freeman1, Martin Gallagher, Anthony Gray-Weale

  • 1Department of Vascular Surgery, Concord Repatriation General Hospital, Sydney, New South Wales, Australia. tony.freeman@bigpond.com

ANZ Journal of Surgery
|April 3, 2008
PubMed
Summary

Improving dialysis access for patients dependent on venous catheters involves regular communication, advanced imaging, and timely interventions. Pursuing arteriovenous fistulas before initiating renal replacement therapy can further reduce dialysis access insufficiency.

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Published on: July 19, 2018

Area of Science:

  • Nephrology
  • Vascular Surgery
  • Medical Auditing

Background:

  • Percutaneous central venous catheters for dialysis are associated with higher morbidity and mortality than autologous arteriovenous fistulas.
  • Dialysis access insufficiency, requiring venous catheterization, poses significant risks to patient outcomes.

Purpose of the Study:

  • To improve outcomes for patients requiring hemodialysis via venous catheters.
  • To audit surgical practices for establishing and maintaining dialysis access over a 12-month period.

Main Methods:

  • Prospective audit of surgical procedures for dialysis access.
  • Analysis of strategies to reduce reliance on venous catheters for hemodialysis.

Main Results:

  • Effective strategies included multidisciplinary communication, duplex ultrasound, prioritizing autologous fistulas, and early intervention for access failure.
  • Utilizing both open surgical and endovascular techniques, alongside peritoneal dialysis as an alternative, improved outcomes.
  • Prompt thrombectomy and revision for graft occlusion ensured continuous dialysis availability.

Conclusions:

  • Surgical practice audits enhance outcomes for dialysis-dependent patients.
  • Increasing the proportion of arteriovenous fistula creation before renal replacement therapy can mitigate dialysis access insufficiency.