Nephrocalcinosis is parenchymal calcium deposition in the kidney. It is usually a consequence of hypercalcaemia, and there may be intracellular renal damage caused by calcium overload.
Initial deposits occur in the mitochondria of renal cells, later whole nephrons become calcified. The result is patchy atrophy and calcification of the kidney.
Causes include:
Investigations:
Treatment aims to correct the hypercalcaemia.
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