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
Enlarging dot sign in fundus fluorescein scanning is seen in – 
Select and explain. 
A. Cystoid macular edema, B. Central serous retinopathy, C. Significant macular edema, D. Coat's disease
B: Central serous retinopathy
Answer: B: Central serous retinopathy 
Explanation: Ink- blot sign or enlarging dot sign is seen in central serous retinopathy