Cystine deposition in the eye of a patient with cystinosis may lead to a number of findings.
Patient selection: cystinosis
Clinical presentation: photophobia
Findings on ophthalmologic exam:
(1) band keratopathy
(2) cystine deposits in the cornea seen on slit lamp exam
The cystine deposits can be mobilized following treatment with cysteamine eye drops.
(1) corneal ulcerations
(2) peripheral corneal neovascularization
(3) posterior synechiae
(4) pigmentary retinopathy with degeneration of photoreceptors
(5) impaired vision
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