Overview
Definition
Parasitic infection of the retina and choroid.
Epidemiology
Varies globally depending on genetics, environment, or exposure.
Etiology & Risk Factors
- Toxoplasma gondii (congenital or acquired via cat feces/undercooked meat).
Clinical Symptoms
- Decreased vision
- floaters
- 'headlight in the fog' appearance on fundoscopy.
Clinical Approach
Diagnosis
- Serology
- Clinical exam.
Management
- Pyrimethamine
- Sulfadiazine
- Folinic acid.
Complications
- Permanent macular scarring and vision loss.