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: Psychiatry
Otto veraguth sign is found in - 
Select and explain. 
A. Mania, B. Anxiety, C. OCD, D. Depression
D: Depression
Answer: D: Depression 
Explanation: A common physical sign associated with depression is otto-veraguth's fold in upper eyelid.