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By Debarun Sharma
Sri Sankardeva Nethralaya, Guwahati - Uploaded on Aug 12, 2025.
- Last modified by Joshua Friedman on Aug 13, 2025.
- Rating
- Appears in
- Miscellaneous
- Condition/keywords
- Oguchi disease
- Photographer
- Debarun Sharma
- Imaging device
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Fundus camera
Optos - Description
- A 21 year old female presented with a history of night blindness for the past 16 years when she had difficulty in doing work and navigating places at night. BCVA OU was 6/6. Fundus examination showed the Mizuo-Nakamura phenomenon. ERG was done which showed extinguished rod responses with slightly diminished cone responses. A of Oguchi’s disease was made. The patient was advised for genetic testing and sibling screening. Oguchi’s disease is a rare cause of congenital stationary night blindness with characteristic fundus appearance.