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Genetics of hypercalciuric stone forming diseases
1Division of Nephrology, Université catholique de Louvain Medical School, Brussels, Belgium. Devuyst@nefr.ucl.ac.be
Kidney International
|August 10, 2007
Summary
This review explores the genetic factors behind hypercalciuria, a key cause of kidney stones. Understanding these genetic links can lead to better treatments for nephrolithiasis.
Area of Science:
- Nephrology
- Genetics
- Urology
Background:
- Nephrolithiasis (kidney stones) affects up to 12% of men and 6% of women globally.
- Calcium-based stones are most common (80%), with hypercalciuria (high urinary calcium) present in 40% of stone formers.
- Hypercalciuria is a significant, reversible risk factor for kidney stone formation, though its mechanisms are complex.
Purpose of the Study:
- To review studies on the heritability of hypercalciuria.
- To highlight genetic disorders and animal models offering insights into renal calcium handling.
- To discuss strategies for uncovering the genetic basis of kidney stones.
Main Methods:
- Literature review of heritability studies.
- Analysis of human genetic disorders and animal models.
- Discussion of novel research strategies.
Main Results:
- Heritability of hypercalciuria is a significant factor in kidney stone formation.
- Genetic disorders and animal models illuminate segment-specific calcium transport.
- New insights into the pathophysiology of renal hypercalciuria have emerged.
Conclusions:
- Genetic factors play a crucial role in hypercalciuria and nephrolithiasis.
- Further research into genetic bases is essential for developing targeted therapies.
- Understanding genetic underpinnings can improve prevention and management of kidney stones.
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