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Related Concept Videos

Peritoneal Dialysis II: Peritoneal Dialysis Systems and Complications01:25

Peritoneal Dialysis II: Peritoneal Dialysis Systems and Complications

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Peritoneal dialysis (PD) is a medical process that removes waste products and excess fluid from the body using the peritoneal membrane as a natural filter.Peritoneal Dialysis MethodsSeveral methods can be used for peritoneal dialysis, including Acute Intermittent Peritoneal Dialysis, Continuous Ambulatory Peritoneal Dialysis, and Automated Peritoneal Dialysis, also known as Continuous Cyclic Peritoneal Dialysis.Acute Intermittent Peritoneal Dialysis (AIPD) is used for patients with uremic...
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Peritoneal dialysis (PD) is a procedure that facilitates the exchange of solutes, waste products, electrolytes, and excess fluid between the blood in the peritoneal capillaries and a dialysis solution introduced into the peritoneal cavity.Principles of Peritoneal Dialysis (PD)Diffusion: Waste products such as urea and electrolytes move from high concentrations in the blood to low concentrations in the dialysate across the peritoneal membrane. This mechanism is driven by the concentration...
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Peritoneal dialysis, or PD, utilizes the peritoneal membrane as a filter to eliminate excess fluid and waste products. Effective nursing management is essential for ensuring patient safety, preventing complications, and promoting optimal function of the peritoneal dialysis process.Assessment and MonitoringNurses must thoroughly assess the patient before, during, and after each dialysis session. Regular monitoring includes vital signs, daily weight, fluid intake and output, and laboratory values...
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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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Unlike epithelial tissue, which is composed of cells closely packed with little or no extracellular space in between, connective tissue cells are dispersed in a matrix. This extracellular matrix (ECM) is composed of fibrous proteins like collagen, elastin, and fibronectin in a ground substance consisting of interstitial fluid, cell adhesion proteins, and proteoglycans. The proteoglycans form a gel-like material in the spaces between cells and provide hydration, buffering, binding, and force...
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Endocrine cells produce hormones to communicate with remote target cells found in other organs. The hormone reaches these distant areas using the circulatory system. This exposes the whole organism to the hormone but only those cells expressing hormone receptors or target cells are affected. Thus, endocrine signaling induces slow responses from its target cells but these effects also last longer.
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Intercellular Communication as a Key Driver: Insights Into Peritoneal Dialysis-Associated Peritoneal Fibrosis.

Jianyi Li1, Fangzhou Ma2, Yan Liu3,4

  • 1Department of Urology, The First Affiliated Hospital of Shandong First Medical University, Shandong Provincial Qianfoshan Hospital, Jinan, China.

FASEB Journal : Official Publication of the Federation of American Societies for Experimental Biology
|December 29, 2025
PubMed
Summary

Peritoneal fibrosis limits long-term peritoneal dialysis (PD) for end-stage renal disease (ESRD) patients. Understanding cell communication in fibrosis offers new therapeutic targets to extend PD effectiveness and improve patient quality of life.

Keywords:
end‐stage renal diseaseintercellular communicationperitoneal dialysisperitoneal fibrosis

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Area of Science:

  • Nephrology
  • Cell Biology
  • Biomedical Engineering

Background:

  • Chronic kidney disease (CKD) affects millions globally, necessitating renal replacement therapies like peritoneal dialysis (PD).
  • Long-term PD efficacy is compromised by peritoneal fibrosis, a condition damaging the peritoneal membrane.
  • Peritoneal fibrosis is driven by complex intercellular communication within the peritoneal environment.

Purpose of the Study:

  • To review the origin of myofibroblasts, key cells in peritoneal fibrosis.
  • To elucidate intercellular communication mechanisms that regulate fibrotic remodeling in the peritoneum.
  • To highlight potential pharmacological interventions targeting these communication pathways.

Main Methods:

  • Literature review focusing on cellular origins and intercellular signaling in peritoneal fibrosis.
  • Analysis of preclinical data on therapeutic interventions.
  • Synthesis of current understanding of fibrotic processes in PD patients.

Main Results:

  • Myofibroblast origin in peritoneal fibrosis remains a subject of investigation.
  • Aberrant intercellular crosstalk among peritoneal cells is central to fibrosis progression.
  • Pharmacological agents, including natural compounds, nuclear receptor agonists, and probiotics, show preclinical promise.

Conclusions:

  • Targeting intercellular communication pathways offers a promising strategy to combat peritoneal fibrosis.
  • Delaying fibrosis can prolong the duration of effective PD and enhance patient quality of life.
  • Further research into these mechanisms is crucial for developing novel therapies for PD patients.