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Calcification of Vascular Smooth Muscle Cells and Imaging of Aortic Calcification and Inflammation
Published on: May 31, 2016
Valvular Calcification in Chronic Kidney Disease
Vincent M Brandenburg1, Alexander Schuh2, Rafael Kramann3
1Department of Cardiology and Nephrology, Rhein-Maas Klinikum, Würselen, Germany.
Insights
Patients with chronic kidney disease (CKD) experience accelerated cardiovascular calcification, particularly aortic valve stenosis. This calcification significantly impacts morbidity and mortality, necessitating close monitoring and timely intervention for renal patients.
Area of Science:
- Cardiovascular Medicine
- Nephrology
- Valvular Heart Disease
Background:
- Accelerated cardiovascular calcification is common in chronic kidney disease (CKD) and end-stage renal disease (ESRD).
- Cardiovascular calcification, especially at the aortic valve, drives morbidity and mortality in renal patients.
- Calcific aortic stenosis (CAS) is the most prevalent valvular heart disease and is highly prevalent in CKD/ESRD patients.
Purpose of the Study:
- To highlight the significant link between CKD/ESRD and calcific aortic stenosis.
- To emphasize the prognostic importance of aortic valve calcification in renal patients.
- To discuss current and novel therapeutic strategies for CAS in the context of CKD/ESRD.
Main Methods:
- Review of existing literature on cardiovascular calcification in CKD/ESRD.
- Analysis of the correlation between aortic valve calcification and stenosis severity.
- Evaluation of treatment options for CAS in renal patients.
Main Results:
- The degree of aortic valve calcification directly predicts the severity of stenosis.
- CAS contributes to left ventricular hypertrophy in CKD/ESRD patients.
- Limited medical options exist for preventing CAS progression; surveillance and valve replacement are key.
Conclusions:
- CAS is a critical complication in CKD/ESRD, worsening patient outcomes.
- Timely intervention, including valve replacement, is crucial for managing CAS in renal disease.
- Transcatheter aortic valve implantation presents a challenging but promising option for frail patients with advanced CKD/ESRD and CAS.
Abstract:
Accelerated and premature cardiovascular calcification is a hallmark of patients with chronic kidney disease (CKD) or end-stage renal disease (ESRD). The presence and the amount of cardiovascular calcification are among the driving forces of increased morbidity and mortality in renal patients. Cardiovascular calcification occurs at different sites, including the cardiac valves-a location that is of particular importance for both the patient and the treating physician. The correlation between degree of calcification and functional impairment is particularly close at the aortic valve, that is, the amount of calcification predicts the degree of stenosis. Calcific aortic stenosis (CAS) is the most prevalent valvular heart disease in Western societies. CAS is particularly prevalent in patients with underlying CKD or ESRD. CAS increases afterload and hence contributes to the widespread finding of left ventricular hypertrophy in CKD/ESRD patients. Medical treatment options to prevent the development and progression of CAS are limited. Hence, close surveillance and timely referral of patients for heart valve replacement therapy is a mainstay of current therapy. Novel treatment approaches, such as transcatheter aortic valve implantation, offer promising yet challenging options for elderly, comorbid, and often frail patients with CAS in combination with advanced CKD/ESRD.
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