A case of corneal cystinosis in a patient with rickets and chronic renal failure

Autor: Jae Yon Won, Hyung Bin Hwang, Sung Kun Chung
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: Indian Journal of Ophthalmology, Vol 63, Iss 10, Pp 785-787 (2015)
Druh dokumentu: article
ISSN: 0301-4738
1998-3689
DOI: 10.4103/0301-4738.171509
Popis: A 22-year-old man diagnosed with nephropathic cystinosis at the age of 4 years was found to have progressive bilateral corneal crystal deposition. He presented with severe photophobia and decreased visual acuity. Ocular cystinosis was diagnosed on observing the typical crystals. Optical coherence tomography showed multiple areas of stromal hyperreflectivity due to crystal deposits within the corneal stroma. Ex vivo transmission electron microscopy of the cornea showed pathognomonic crystal deposits in corneal stromal keratocytes. Using polymerase chain reaction sequencing of the entire coding region, we identified five gene mutations, including two unreported mutations.
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