Related Experiment Video
Updated: Jun 28, 2026

Surgical Techniques for Catheter Placement and 5/6 Nephrectomy in Murine Models of Peritoneal Dialysis
Published on: July 19, 2018
Gastrointestinal hemorrhage in hemodialysis patients
J D Furkert1, M Zeier, V Schwenger
1Nephrology and Gastroenterology, SLK-Kliniken Heilbronn, Bad Friedrichshall. juergen.furkert@slk-kliniken.de
Insights
Gastrointestinal bleeding is more common in hemodialysis patients, with anticoagulants increasing this risk significantly. Careful consideration of medication benefits versus bleeding risks is crucial for these patients.
Area of Science:
- Nephrology
- Gastroenterology
- Clinical Medicine
Background:
- Gastrointestinal bleeding is a serious complication.
- Limited data exists on GI bleeding incidence in chronic hemodialysis patients.
- This study aimed to determine GI bleeding frequency in a dialysis center.
Purpose of the Study:
- To investigate the incidence of gastrointestinal bleeding in patients undergoing chronic hemodialysis.
- To assess the impact of anticoagulant therapy on GI bleeding risk in this population.
Main Methods:
- Retrospective data collection from 65 hemodialysis patients over a 7-year period (Jan 2000 - Feb 2007).
- Analysis of all gastrointestinal bleeding episodes.
- Comparison of bleeding risk between patients on anticoagulation and those not.
Main Results:
- 11 gastrointestinal bleeding events occurred over 3195 patient-months of treatment.
- Patients on anticoagulation had approximately a 3-fold higher risk of GI bleeding.
- Bleeding occurred once every 16 years in anticoagulated patients vs. once every 46.2 years in non-anticoagulated patients.
Conclusions:
- Hemodialysis patients exhibit an increased incidence of gastrointestinal bleeding compared to the general population.
- Anticoagulant therapy further elevates the risk of GI bleeding in hemodialysis patients.
- Clinical decisions regarding anticoagulation must balance therapeutic benefits against the heightened risk of gastrointestinal bleeding.
Introduction:
Gastrointestinal bleedings are frequently dramatic events. So far hardly any data concerning the frequency of such bleedings in patients treated with chronic hemodialysis are available. Thus, the objective of this study is to collect data about the incidence of such events in a dialysis center.
Materials And Methods:
Data of a total of 65 patients who had been treated in the dialysis center between January 01, 2000 and February 28, 2007, including all episodes of gastrointestinal bleedings, have been collected and a correlation with the duration of treatment with hemodialysis has been established. Afterwards we differentiated between those patients who additionally were treated with anticoagulants and those who were not.
Results:
In a total of 3195 months of treatment, 11 gastrointestinal bleedings were observed. In patients who underwent anticoagulation therapy the risk of experiencing gastrointestinal bleeding was approximately 3 times higher (one episode of bleeding in 16 years) than in the other patients (one episode of bleeding in 46.2 years).
Discussion:
Compared to the general population, the incidence of gastrointestinal bleeding is increased in hemodialysis patients. Treatment with anticoagulants leads to an even higher risk. Consequently, with regard to concomitant medication which might contribute to increasing the risk of gastrointestinal bleeding, the necessity and therapeutic benefits of the treatment have to be carefully weighed against the potential risks that it might carry for the individual patient.
Related Concept Videos
Hemodialysis II: Procedure and Complications
Hemodialysis III: Nursing Management
Hemodialysis I: Introduction
Peritoneal Dialysis II: Peritoneal Dialysis Systems and Complications
Dialysis
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...
Acute Kidney Injury V: Interprofessional Care