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Re-Evaluating the Protective Effect of Hemodialysis Catheter Locking Solutions in Hemodialysis Patients

Chang-Hua Chen1,2,3,4, Yu-Min Chen5, Yu Yang6

  • 1Division of Infectious Disease, Department of Internal Medicine, Changhua Christian Hospital, Changhua 500, Taiwan. chenchanghuachad@gmail.com.

Journal of Clinical Medicine
|April 3, 2019
PubMed

Insights

Citrate-based locking solutions significantly reduce catheter-related bloodstream infections (CRBSIs) and exit-site infections (ESIs) in hemodialysis patients. However, they did not show benefits in preserving catheter function or reducing mortality rates compared to heparin.

Area of Science:

  • Nephrology
  • Infectious Diseases
  • Medical Devices

Background:

  • Central venous catheters are essential for hemodialysis but prone to infections like CRBSIs and ESIs.
  • Catheter-related infections and dysfunction significantly impact patient outcomes and healthcare costs.

Purpose of the Study:

  • To evaluate the efficacy of routine locking solutions in preventing CRBSIs and ESIs.
  • To assess the impact of locking solutions on hemodialysis catheter function.
  • To determine the effect of locking solutions on all-cause mortality in hemodialysis patients.

Main Methods:

  • Systematic review and meta-analysis of 21 eligible studies.
  • Inclusion of studies comparing different locking solutions for hemodialysis catheters.
  • Analysis of data from 4832 patients and 318,769 catheter use days.

Main Results:

  • Citrate-based locking solutions significantly reduced the incidence of CRBSIs and ESIs compared to heparin-based regimens.
  • No significant differences were observed in preserving catheter function between the groups.
  • No significant differences were found in all-cause mortality rates between the groups.

Conclusions:

  • Routine locking solutions, particularly citrate-based regimens, are effective in reducing CRBSIs and ESIs in hemodialysis.
  • Current evidence does not support a benefit of these locking solutions for catheter function or mortality.
  • Further research is needed to clarify the long-term impact on catheter longevity and patient survival.

Keywords:
cathetereffecthemodialysismeta-analysisprotectiontrial sequential analysis

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