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Related Concept Videos

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Dialysis

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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).
Acute kidney injury develops suddenly and can be caused by pre-renal causes (e.g., hypovolemia, shock), intrinsic renal causes (e.g., acute tubular necrosis), or post-renal causes (e.g., urinary obstruction). In contrast, chronic renal failure progresses gradually over time and is often...
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Dialysis01:15

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Dialysis is a diffusion-based purification process that separates analyte molecules from a complex matrix. This is accomplished by allowing molecules in the solution to pass through a semipermeable membrane into a liquid on the other side. The membrane is usually made of cellulose acetate or cellulose nitrate, and the second liquid must be miscible with the solution. Ions (e.g., chloride or sodium) or organic molecules (e.g., glucose) can pass through the membrane pores, which generally have...
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Hemodialysis II: Procedure and Complications01:24

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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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Extracorporeal Removal of Drugs: Peritoneal Dialysis and Hemodialysis01:30

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Patients with end-stage renal disease (ESRD) or those experiencing drug overdose often require extracorporeal methods to eliminate accumulated drugs and metabolites. Hemoperfusion, hemofiltration, and dialysis are the primary techniques to rapidly remove harmful substances without disrupting the patient's fluid and electrolyte balance. For those with compromised renal function, dosage adjustments of concurrent medications may be necessary during extracorporeal drug removal.Dialysis is a process...
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Hemodialysis III: Nursing Management01:25

Hemodialysis III: Nursing Management

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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...
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Hemodialysis I: Introduction01:25

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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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A Retrograde Implantation Approach for Peritoneal Dialysis Catheter Placement in Mice
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Rationale for Daily Dialysis.

Umberto Buoncristiani1, Riccardo Fagugli1, Giuseppe Quintaliani1

  • 1Nephrology-Dialysis Unit, Ospedale Regionale, Perugia, Italy.

Home Hemodialysis International. International Symposium on Daily Home Hemodialysis
|May 4, 2017
PubMed
Summary
This summary is machine-generated.

Daily dialysis offers a superior approach to renal replacement therapy by mimicking kidney function more effectively than intermittent treatments. This frequent and efficient method helps manage fluid balance and solute concentrations, improving patient outcomes.

Keywords:
Peritoneal dialysisblood pressure controldialysis disequilibrium

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Area of Science:

  • Nephrology
  • Biomedical Engineering

Background:

  • Kidneys are vital for maintaining homeostasis through continuous waste and water removal.
  • Current dialysis methods for chronic renal failure have limitations in efficiency and physiological emulation.

Purpose of the Study:

  • To evaluate the efficacy of different dialysis modalities in emulating natural kidney function.
  • To identify the most effective renal replacement therapy for managing chronic renal failure.

Main Methods:

  • Comparison of continuous ambulatory peritoneal dialysis, continuous cyclic peritoneal dialysis, intermittent extracorporeal dialysis, and daily dialysis.
  • Analysis of efficiency, fluid volume fluctuations, and solute/electrolyte concentration control.

Main Results:

  • Peritoneal dialysis efficiency is limited by the peritoneal membrane.
  • Intermittent extracorporeal dialysis causes significant physiological fluctuations and related symptoms.
  • Daily dialysis demonstrates high frequency and efficiency.

Conclusions:

  • Daily dialysis appears to be a superior renal replacement therapy compared to existing intermittent and continuous methods.
  • Frequent and efficient dialysis can mitigate intercompartmental disequilibrium and improve patient management.