Related Experiment Videos
[Oxalosis in patients on regular dialysis therapy]
Vnitrni Lekarstvi
|July 1, 1992
Summary
This study highlights acquired generalized oxalosis in a dialysis patient, linked to high ascorbic acid intake. Limiting daily vitamin C to 100 mg may prevent this serious condition.
Area of Science:
- Nephrology
- Biochemistry
- Pathology
Background:
- Dialysis patients are at risk for metabolic complications.
- Ascorbic acid (vitamin C) is an essential nutrient, but its metabolism can lead to oxalate formation.
Observation:
- A 46-year-old man on regular hemodialysis developed acquired generalized oxalosis after three years.
- Oxalosis affected the skin, skeleton, heart, and kidneys, confirmed post-mortem by oxalate crystal detection.
Findings:
- High doses of ascorbic acid can lead to hyperoxalosis, as oxalate is an end product of its degradation.
- Oxalate deposits, particularly in the heart, can cause clinical manifestations like auricular flutter.
Implications:
- Recommend limiting daily ascorbic acid intake to 100 mg for patients undergoing regular dialysis.
- Awareness of latent acquired oxalosis is crucial, as it may be more common than clinically apparent.