This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2019, Subject name: Psychiatry
To diagnose post-traumatic stress disorder, the symptoms should persist for more than ______ 
Select and explain. 
A. 2 days, B. 1 month, C. 3 months, D. 6 months
B: 1 month
Answer: B: 1 month 
Explanation: In post-traumatic stress disorder, the symptoms persist for more than one month. Condition Duration Acute stress reaction Post-traumatic stress disorder Delayed Post-traumatic stress disorder 2 days to 1 month More than 1 month Symptoms occur after 6 months