- Presumed fungal infection disease which is more prevalent in certain
parts of the USA such as Ohio, Mississippi and Nebraska.
- Also seen in Holland where fungal spores are not present in the
soil.
- Clinical features:
- Symptoms:
- Mostly asymptomatic
- Various degree of visual impairment associated with macular
involvement
- Signs:
- No vitritis
- Tetrade:
- Atrophic choroidal scars that evolve into discrete,
focal, punched-out choroidal lesions
- Peripheral streaks
- Peripapillary atrophy
- Choroidal neovascularization which may occur in the
macular region and complicated with macular hemorrhagic
detachment and fibrovascular membrane formation
- Treatment should be considered in cases with significant visual
disturbances.
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