Ophthalmology >
Retinitis Pigmentosa

“A genetic disease which causes progressive and irreversible damage to the retina, resulting in blindness”

Aetiology
  • Mostly inherited, with variable inheritance patterns
Pathophysiology
  • Degeneration of rods and cones
  • Displacement of melanin-containing cells from deeper layers to superficial retinal layers
Clinical Presentation
  • Often starts in childhood
  • Night-time blindness
  • Reduced peripheral vision
  • Leads to blindness between adolescence and middle age
Investigations
  • Ophthalmoscopy
  • Genetic testing
Management
  • Irreversible, can be delayed with use of vitamin A

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