1 MCQs in Ophthalmology for NEET PG
A 28-year-old Indian woman presents with floaters and blurred vision in the right eye for 3 days. Dilated fundus examination reveals a focal area of white-yellow fluffy retinitis with overlying vitritis obscuring the lesion, creating a "headlight in the fog" appearance (marked **A** in the diagram). Adjacent to this active lesion is an old pigmented punched-out chorioretinal scar. Serology is positive for anti-toxoplasma IgG. Which of the following best explains the pathogenesis of the active focal retinitis marked **A**?
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