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Published on: December 7, 2011
Single photon bone densitometry in hemodialysis patients
A Jaros1, J Zadrazil, K Konecný
13rd Internal Clinic, Medical Faculty, Palacký University, Olomouc, Czech Republic.
Acta Universitatis Palackianae Olomucensis Facultatis Medicae
|April 1, 2000
Summary
Renal osteodystrophy is prevalent in hemodialysis patients, with bone densitometry showing significant bone loss in many. Duration of dialysis correlated with bone demineralization, but bone turnover markers did not.
Area of Science:
- Nephrology
- Endocrinology
- Bone Metabolism
Background:
- Renal osteodystrophy is a frequent complication of chronic kidney disease, particularly in hemodialysis patients.
- Bone densitometry is the primary non-invasive method for assessing bone disease extent.
- Existing studies on hemodialysis patients show varied prevalence and intensity of renal osteodystrophy.
Purpose of the Study:
- To assess the prevalence and severity of renal osteodystrophy in hemodialysis patients using bone densitometry.
- To investigate the relationship between bone mineral density, duration of dialysis, and bone turnover markers.
Main Methods:
- Cross-sectional study design.
- Bone densitometry (Z-scores and T-scores) for assessing bone mineral density.
- Evaluation of bone turnover markers.
Main Results:
- High prevalence of renal osteodystrophy (57% with Z-score < -1) and severe bone damage (40% with T-score < -2.5).
- A correlation was observed between bone demineralization and the duration of dialysis treatment.
- No significant correlation was found between bone mineral density and evaluated markers of bone turnover.
Conclusions:
- Renal osteodystrophy is highly prevalent and severe in the studied hemodialysis population.
- Dialysis duration is a potential factor associated with bone demineralization.
- Bone turnover markers may not reliably reflect bone mineral density in this patient group.
