Associations of parathyroid hormone and atrial fibrillation: epidemiological insights from the LURIC study
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By
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L. König
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M. R. Grübler
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N. Verheyen
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E. Kolesnik
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M. Wallner
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A. J. van Ballegooijen
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D. von Lewinski
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S. Pilz
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A. Tomaschitz
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W. März
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July 8, 2026
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Clinical Scorecard: Linkages Between Parathyroid Hormone Levels and Atrial Fibrillation: Findings from the LURIC Study
At a Glance
| Category | Detail |
|---|
| Condition | Atrial Fibrillation |
| Key Mechanisms | PTH influences calcium handling in cardiomyocytes and sympathetic cardiac signaling. |
| Target Population | Patients referred for coronary angiography. |
| Care Setting | Tertiary care center |
Key Highlights
- Elevated PTH levels are significantly associated with atrial fibrillation.
- The study analyzed 3,201 patients, with 12.2% having AF.
- PTH association with AF persisted after adjusting for confounders.
- PTH may represent an independent correlate of AF.
- Prospective studies are needed to clarify the relationship between PTH and AF.
Guideline-Based Recommendations
Diagnosis
- AF defined based on medical history or current ECG.
Management
- Consider monitoring PTH levels in patients with AF.
Monitoring & Follow-up
- Regular assessment of serum PTH and its potential impact on AF.
Risks
- Elevated PTH is linked to increased cardiovascular and all-cause mortality.
Patient & Prescribing Data
Caucasian patients referred for coronary angiography.
Concomitant medications affecting PTH levels include digitalis, calcium antagonists, and diuretics.
Clinical Best Practices
- Adjust for mineral metabolism and renal function when assessing PTH levels.
- Evaluate the impact of medications on PTH in patients with AF.
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