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Updated: May 7, 2026
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Calcification of Vascular Smooth Muscle Cells and Imaging of Aortic Calcification and Inflammation
Published on: May 31, 2016
Aortic valve calcification in chronic kidney disease
Marcello Rattazzi1, Elisa Bertacco, Antonio Del Vecchio
1Department of Medicine, University of Padova, Padova, Italy.
Summary
Patients with end-stage renal disease experience accelerated aortic valve calcification. Impaired kidney function amplifies pathways like calcium-phosphate balance and FGF-23/Klotho, contributing to vascular and valve calcification.
Area of Science:
- Nephrology
- Cardiology
- Biochemistry
Background:
- End-stage renal disease (ESRD) is linked to increased aortic valve calcification (AVC).
- Pathophysiological mechanisms underlying AVC may be amplified in patients with impaired kidney function.
- Several key molecular pathways are implicated in AVC progression in ESRD.
Purpose of the Study:
- To review clinical data on the association between renal function and AVC.
- To summarize pathophysiological mechanisms linking declining kidney function to AVC progression.
- To highlight the role of specific molecular axes in ESRD-related AVC.
Main Methods:
- Literature review of clinical studies on ESRD and AVC.
- Analysis of pathophysiological pathways implicated in vascular and valve calcification.
- Synthesis of data on calcium-phosphate balance, MGP metabolism, OPG/RANK/RANKL, fetuin-A, and FGF-23/Klotho in ESRD.
Main Results:
- Clinical studies consistently show higher prevalence and faster progression of AVC in ESRD patients.
- Impaired calcium-phosphate homeostasis is a significant factor in ESRD-related AVC.
- Alterations in MGP metabolism, OPG/RANK/RANKL, fetuin-A mineral complexes, and FGF-23/Klotho axis are observed in advanced chronic kidney disease.
Conclusions:
- Declining renal function significantly accelerates aortic valve calcification.
- Multiple disturbed molecular pathways in ESRD contribute to the progression of AVC.
- Understanding these mechanisms is crucial for managing cardiovascular complications in kidney disease patients.
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