Condition3 connections · 1 source
Progressive Retinal Atrophy
Inherited retinal degeneration in dogs causing progressive vision loss ending in blindness.
Key Facts
- Group of inherited disorders — many gene mutations identified
- Both eyes affected; vision loss is gradual (months to years)
- Night blindness usually noticed first, then daytime vision lost
- No commercially available treatment or cure
- DNA testing available for some breeds before breeding
- Secondary cataracts may develop, requiring anti-inflammatory monitoring
- Most dogs adapt well — smell and hearing compensate