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: Pathology
Facial Hemiatrophy is seen in 
Select and explain. 
A. Parry Romberg syndrome, B. Peutz Jeghers syndrome, C. Both, D. None
A: Parry Romberg syndrome
Answer: A: Parry Romberg syndrome 
Explanation: None