15th February 2025

You are taking a history from a 32-year-old gentleman with a past medical history of schizophrenia, for which he takes a haloperidol depot.

You are taking a history from a 32-year-old gentleman with a past medical history of schizophrenia, for which he takes a haloperidol depot. His family are concerned that he has been increasingly disengaged and is now refusing to leave his room. He was an inpatient several years ago during an episode of acute psychosis. His affect seems flat and he describes no longer feeling pleasure in things he once enjoyed. He responds to only some of your questions without elaborating. Which of the following is the most likely diagnosis?

Select the SINGLE most appropriate option from the list below. Select ONE option only.