"My most challenging patient was one that had dementia. Because of dementia, it caused the patient to react in negative ways to the people around her trying to help her. I had to figure out why she was being difficult. I did a lot of observing and recruited the help from family members."
Dealing with difficult patients are an unfortunate fact of life in the mental health field. As a Psychiatrist, you know how to identify, understand and respond to your patients and that can make your work life safer and less stressful. Tell the interviewer about a challenging patient you had recently. Describe how you diagnosed them, treated them and where they are at on the road to recovery.
"I enjoy conducting group sessions and seeing how others interact with each other."
As a Psychiatrist, you may or may not find that all parts of psychological psychiatry are beneficial for treating your patients. When answering this question be sure to stay positive and share particular situations where you have found it helpful.