This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
Amnesia is found in 
Select and explain. 
A. Head injury, B. Mania, C. Schizophrenia, D. Psychiatric state
A: Head injury
Answer: A: Head injury 
Explanation: A i.e. Head injury Amnesia can be seen after head injuryQ either as a pa of concussion injury or as an organic brain syndrome. Other causes of amnesia are Organic amnestic syndromes - Dementia, delirium, Korsakoff"s syndromeQ Dissociative disorder Transient global amnesia Type of memory loss in different Organic mental disorders Memory Delirium Dementia Organic Amnestic syndrome Immediate memory Normal Normal Disturbed Recent memory Disturbed Disturbed Disturbed Remote memory Normal Disturbed Disturbed