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5 Facts you should know about

Cystinuria

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1

Cystinuria is characterized by the inadequate reabsorption

of cystine in the proximal convoluted tubules.

2

This leads to the formation of cystine crystals

and/or stones which may block the urinary tract.

3

It is usually an inherited condition

characterized by a buildup of cystine in the kidneys and bladder.

4

Signs and symptoms of the condition are

related to the presence of stones and may include nausea, hematuria, flank pain, and/or frequent urinary tract infections

5

Cystinuria is caused by changes (mutations)

in the SLC3A1 and SLC7A9 genes and is inherited in an autosomal recessive manner.

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