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Cystine nephrolithiasis
- Cystinuria is a condition characterized by the buildup of the amino acid cystine, a building block of most proteins, in the kidneys and bladder. As the kidneys ...
- A kidney stone is a solid mass made up of tiny crystals. One or more stones can be in the kidney or ureter at the same time. ... Kidney ...
- ... stones are rare. Cystinuria, the disease that causes cystine stones, runs in families.
- ... the future. There are four main types of kidney stones: Calcium is the most common type of stone. Uric acid is another common type of stone. Cystine is an uncommon type of stone. It is caused by cystinuria, a kidney disease that you inherit from your parents . Struvite is the most uncommon type of stone. It usually forms after a urinary tract infection (UTI) . Kidney stones can be as small as a grain of ...
- ... made of. Up to 75 percent of all kidney stones are composed primarily of calcium. Stones can also be made up of uric acid (a normal waste product), cystine (a protein building block), or struvite (a phosphate ...
- ... is most often diagnosed after an episode of kidney stones. Testing the stones after they are removed shows that they are made of cystine. Unlike calcium-containing stones, cystine stones do not ...
- ... into the blood. In particular, the amino acids cystine, ornithine, arginine, and lysine are absorbed back into ... amino acids to become concentrated in the urine. Cystine is the only amino acid that forms crystals ...
- ... into the blood. In particular, the amino acids cystine, ornithine, arginine, and lysine are absorbed back into ... amino acids to become concentrated in the urine. Cystine is the only amino acid that forms crystals ...