This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
'Snow ball' opacities near the ora-serrata are pathognomonic of: 
Select and explain. 
A. Fungal endophthalmitis, B. Pars planitis, C. Diabetic retinopathy, D. Anterior choroiditis
B: Pars planitis
Answer: B: Pars planitis 
Explanation: Ans. Pars planitis