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[Periaticular metastatic calcifications in uremic patients]
Minerva Medica
|January 24, 1975
Summary
Metastatic calcification affects 18% of patients on long-term hemodialysis, particularly in the first two years. Factors like high calcium-phosphorus product and secondary hyperparathyroidism contribute to these calcium deposits.
Area of Science:
- Nephrology
- Biochemistry
- Pathology
Context:
- Patients undergoing long-term hemodialysis are at risk for metastatic calcification.
- Periarticular calcification is a significant complication in this patient population.
Purpose:
- To identify the incidence and contributing factors of metastatic periarticular calcification in hemodialysis patients.
- To discuss diagnostic methods for parathyroid hyperfunction and therapeutic strategies for calcification management.
Summary:
- Metastatic periarticular calcification was observed in 18% of 61 patients on hemodialysis (3 months to over 5 years).
- Calcification occurred more frequently within the first two years of treatment.
- Key contributing factors identified include elevated plasma calcium-phosphorus product, suboptimal dialysis bath ion concentrations (calcium and magnesium), and secondary hyperparathyroidism.
Impact:
- Highlights the prevalence and early onset of metastatic calcification in hemodialysis patients.
- Emphasizes the role of mineral metabolism and secondary hyperparathyroidism in calcification development.
- Provides insights into diagnostic and therapeutic approaches for preventing and managing calcification in renal failure patients.