- Cystine Crystals are abnormal in urine.
- Appearance: colorless, thin, hexagonal plates.
- Cystine crystals are found in the inherited condition, cystinuria.
- Cystine crystals are the most frequent cause of kidney stones in children.
- The presence of cystine crystals should be confirmed by cyanide-nitroprusside test (turns red-purple)
Cystine Crystals ,colorless, thin, hexagonal plates
