Psychosis with Huntington's disease: role of antipsychotic medications

This is a case of a 60-year-old man who presented with a 6-month history of increasing agitation and emotional volatility. His family brought him to the emergency room as they were concerned about his threatening and aggressive behaviour. The patient was initially incoherent and uncooperative. During the interview, the patient's family revealed that he had a previous diagnosis of Huntington's disease; there was also a family history of …