Psychiatry A 36-year-old, male has a family h/o suicide with abnormal movements with dementia. The investigation of choice is A Trinucleotide repeats B Psychological examination C ECG D MRI 💡 Explanation A 36-year-old, male has a family h/o suicide with abnormal movements with dementia. The investigation of choice is ✓ Correct Answer: A. Trinucleotide repeats