Can be galectin-3 a novel marker in determining mortality in hemodialysis patients?

Gulsum Ozkan1, Sukru Ulusoy2, Ahmet Menteşe3

  • 1Department of Nephrology, Hatay Antakya State Hospital, Hatay, Turkey.

Insights

This study found that higher galectin-3 levels are linked to increased cardiac mortality in hemodialysis patients, suggesting it as a potential new biomarker for cardiovascular risk stratification.

Area of Science:

  • Nephrology
  • Cardiology
  • Biomarkers

Background:

  • Cardiovascular mortality is a significant concern for patients undergoing hemodialysis (HD).
  • Assessing cardiovascular (CV) risk in HD patients presents challenges.
  • Galectin-3, a known predictor of heart failure (HF) risk and CV mortality, has not been studied in this population.

Purpose of the Study:

  • To investigate the relationship between galectin-3 levels and cardiac mortality in hemodialysis patients.
  • To explore galectin-3 as a potential biomarker for cardiac mortality in this specific patient group.

Main Methods:

  • A multi-center, prospective, observational study involving 290 clinically stable HD patients and 30 healthy controls.
  • Patients were monitored for 24 months, with baseline galectin-3 and biochemical parameters measured.
  • Statistical analysis, including multivariate Cox regression, was used to identify mortality predictors.

Main Results:

  • Hemodialysis patients exhibited significantly higher galectin-3 levels compared to controls (p < 0.001).
  • Galectin-3 was identified as a significant prognostic determinant for both all-cause mortality and cardiac mortality in multivariate analysis.
  • Other identified predictors included age, low albumin, low diastolic blood pressure, and high C-reactive protein for all-cause mortality; and age, low albumin, and high systolic blood pressure for cardiac mortality.

Conclusions:

  • Galectin-3 emerges as a novel potential biomarker for predicting cardiac mortality in hemodialysis patients.
  • Further research is warranted to validate galectin-3's role in cardiovascular risk stratification for HD patients.
Abstract

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