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Updated: Feb 15, 2026
08:43
Calcification of Vascular Smooth Muscle Cells and Imaging of Aortic Calcification and Inflammation
Published on: May 31, 2016
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Abdominal Aortic Calcifications Predict Survival in Peritoneal Dialysis Patients
Satu Mäkelä1, Markku Asola2, Henrik Hadimeri3
1Tampere University Hospital, Tampere, Finland satu.m.makela@pshp.fi.
Summary
Severe abdominal aortic calcification is a strong predictor of mortality in peritoneal dialysis patients. Simple X-ray assessment can identify high-risk individuals for better outcomes.
Area of Science:
- Nephrology
- Cardiology
- Radiology
Background:
- Peripheral arterial disease and vascular calcifications significantly impact outcomes for dialysis patients.
- Peritoneal dialysis (PD) patients face considerable risks from these conditions.
Purpose of the Study:
- To assess the prognostic value of abdominal aortic calcification severity and peripheral arterial disease in PD patients.
- To utilize readily available clinical methods for risk stratification.
Main Methods:
- A prospective, observational, multicenter study included 249 PD patients.
- Abdominal aortic calcification score (AACS) assessed via lateral lumbar X-ray.
- Ankle-brachial index (ABI) measured using Doppler ultrasound.
Main Results:
- Severe aortic calcification (AACS ≥ 7) was a significant predictor of all-cause mortality (adjusted hazard ratio 4.85).
- Patients with AACS 0 had a 5% mortality rate versus 50% for those with AACS ≥ 7 (p < 0.001).
- Low or high ABI were not independently associated with mortality.
Conclusions:
- Severe aortic calcification strongly predicts all-cause mortality in PD patients.
- Lateral X-ray for aortic calcification is a simple, effective method for identifying high-risk PD patients.
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