Mr Smith at the age 65 has selective memory loss (that has no known organic cause e.g., head injury). He cannot remember anything about his past. Now can no longer recall specific events, people, places, or objects, while his memory for other events remains intact. Mr Smith is facing which of the following disorder ?

Dissociative fugue Dissociative amnesia Dissociative identity disorder Depersonalisation disorder

Dissociative amnesia

Dissociative amnesia is characterised by extensive but selective memory loss that has no known organic cause (e.g., head injury). Some people cannot remember anything about their past. Others can no longer recall specific events, people, places, or objects, while their memory for other events remains intact.