<prompt> A 28 year old male is brought to you for issual of a potency ceificate. On examination the external genitalia is normal. Which of the following is the optimal statement that can be given in this scenario?The person may or maynot be impotentThe person may or may not be potentThere is nothing to suggest that the person is incapable of sexual intercourseThe person is potent  <response>: An opinion of impotency or diminished potency can be given only in the presence of marked detion from the normal. People with normal external genitals can not be said to be impotent. In this scenario it is optimal to give the opinion in negative form as potency or impotency is largely inferential. Ref: Textbook of Forensic Medicine and Toxicology by Narayan Reddy, Edition 21, Page - 323 