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
Cause of exudative retinal detachment are all except 
Select and explain. 
A. Scleritis, B. Toxaemia of pregnancy, C. Dysthyroid eye disease, D. Central serous retinopathy
C: Dysthyroid eye disease
Answer: C: Dysthyroid eye disease 
Explanation: C i.e. Dysthyroid eye disease