A higher monocyte-to-lymphocyte ratio is correlated with impaired glomerular function and adverse cardiac remodeling in elderly patients with atrial fibrillation: a retrospective study - Report - MDSpire

A higher monocyte-to-lymphocyte ratio is correlated with impaired glomerular function and adverse cardiac remodeling in elderly patients with atrial fibrillation: a retrospective study

  • By

  • Xinrui Chen

  • Gang Li

  • Henri Mustonen

  • Jari A. Laukkanen

  • Linping Wei

  • Yufeng Li

  • July 7, 2026

  • 0 min

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Clinical Report: Elevated Monocyte-to-Lymphocyte Ratio Linked to Diminished Glomerular Function

Overview

This study investigates the association between the monocyte-to-lymphocyte ratio (MLR) and clinical biochemical indexes, as well as cardiac remodeling in elderly patients with atrial fibrillation (AF). High MLR is found to be associated with decreased glomerular function and adverse cardiac remodeling.

Background

Atrial fibrillation (AF) is prevalent among older adults and is linked to increased cardiovascular mortality. Understanding the role of inflammatory markers, such as the monocyte-to-lymphocyte ratio (MLR), in cardiac remodeling and kidney function is crucial for managing the elevated risks associated with AF. This study aims to clarify the relationship between MLR and various health indicators in this population.

Data Highlights

MLR GroupNumber of Patients
Low (≤ 0.293)382
Moderate (> 0.293 to ≤ 0.460)392
High (> 0.460)380

Key Findings

  • High MLR (> 0.460) is associated with male sex.
  • High MLR correlates with decreased estimated glomerular filtration rate (eGFR).
  • Lower plasma albumin levels are linked to high MLR.
  • High MLR is associated with cardiac ventricular dilatation.
  • High MLR correlates with cardiac dysfunction.

Clinical Implications

The findings indicate that MLR may be associated with cardiovascular and renal health in elderly patients with AF.

Conclusion

The study establishes a link between high MLR and health outcomes in elderly patients with AF.

Related Resources & Content

  1. JAMA Network Open, 2023 -- New-Onset Atrial Fibrillation and Accelerated Kidney Function Decline in Working-Age Adults
  2. Frontiers in Cardiovascular Medicine, 2026 -- Exploring risk factors for new-onset atrial fibrillation in elderly patients with myocardial infarction
  3. Frontiers in Medicine, 2026 -- Association of left ventricular geometry with outcomes and treatment response in atrial fibrillation and heart failure with preserved ejection fraction
  4. 2026 AHA/ACC/ADA/ASN Guideline for the Prevention, Detection, Evaluation, and Management of Cardiovascular-Kidney-Metabolic Syndrome
  5. Frontiers in Cardiovascular Medicine — Prognostic significance of atrial functional mitral regurgitation in patients with HFpEF and end-stage renal disease
  6. New AFNET/EHRA Position Paper Calls for Transformative Approach to Atrial Fibrillation Care
  7. Inflammation and Cardiovascular Disease: 2025 ACC Scientific Statement
  8. 2026 AHA/ACC/ADA/ASN Guideline for the Prevention, Detection, Evaluation, and Management of Cardiovascular-Kidney-Metabolic Syndrome: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines | JACC
  9. Inflammatory and metabolic correlates of left atrial remodeling and atrial fibrillation risk: a UK Biobank cardiac MRI study - ScienceDirect
  10. Increased Left Ventricular Mass Index and Atrial Volume Index Are Associated with Atrial Fibrosis in Patients with Atrial Fibrillation - PubMed
  11. Left atrial wall shear stress correlates with fibrosis in patients with atrial fibrillation | Nature Cardiovascular Research
  12. Ultrasound assessment of the association between left atrial remodeling and fibrosis in patients with valvular atrial fibrillation: a clinical investigation | BMC Cardiovascular Disorders | Springer Nature Link
  13. The association of age and left atrial dysfunction in patients with atrial fibrillation - PubMed
  14. Frontiers | Association of inflammatory markers with clinical outcomes in atrial fibrillation: a meta-analysis
  15. Monocyte-to-Lymphocyte Ratio as a Marker of Cardiovascular Risk in Individuals with Chronic Kidney Disease: A Systematic Review of Observational Studies | medRxiv
  16. Monocyte-to-lymphocyte ratio is a promising biomarker in patients initially receiving hemodialysis
  17. Neutrophil-to-Lymphocyte Ratio (NLR)-Independent Prognostic Marker of Renal Function Decline in Chronic Kidney Disease: A Systematic Review and Meta-Analysis - PubMed
  18. Effectiveness and Safety of Early Rhythm Control in Patients With Atrial Fibrillation and Chronic Kidney Disease - PubMed

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