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
Flower petal appearance in fundus flourescein angiography is in 
Select and explain. 
A. Cystoid macular edema, B. Retinitis pigmentosa, C. Central serous retinopathy, D. Age related macular degeneration
A: Cystoid macular edema
Answer: A: Cystoid macular edema 
Explanation: Flower petal appearance  - CME.
Smoke stack pattern or Ink blot sign - Central serous retinopathy.