Cystinuria - Kidney Stones

The stones compared here in size to a quarter (a US $0.25 coin) came from the kidney of a young woman with cystinuria, the most common defect known in the transport of an amino acid (a building block of protein).

Cystine stones compared to quarter

The stones were obtained by percutaneous nephrolithotripsy, a procedure for crushing and removing the dense stubborn stones characteristic of cystinuria.

For a fuller understanding of cystinuria, an important genetic cause of kidney stones, please see the MedicineNet.com Cystinuria Center.


Last Editorial Review: 7/7/2004