This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET 2019, Subject name: Ophthalmology
What is your diagnosis:- 
Select and explain. 
A. Orbital blow out fracture, B. Orbital roof fracture, C. Oculomotor nerve paralysis, D. Retrobulbar hemorrhage
A: Orbital blow out fracture
Answer: A: Orbital blow out fracture 
Explanation: Following image shows a defect in the orbital floor and the 'tear drop' sign in the antrum characteristic of blow out fractures of orbit. WATER'S view on X-RAY is helpful in eliciting orbital blow out fracture