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
A man coming from a mountain whose wife died 6 months prior says that his wife appeared to him and asked him to join her. The diagnosis is 
Select and explain. 
A. Normal grief, B. Grief psychosis, C. Bereavement reaction, D. Supernatural phenomenon
B: Grief psychosis
Answer: B: Grief psychosis 
Explanation: B i.e. Grief psychosis Bereavement, Grief, or Mourning is a psychological reaction of those who survive a significant loss. Differences between normal & abnormal grief:Identifying with a deceased person such as taking on ceain admired traits or treasuring ceain possessions is normal; believing that one is the deceased person or is dying of exactly what the deceased person died of (if in fact, this is untrue) is not normal.- Hearing the fleeting, transient voice of a deceased person may be normal; persistent, intrusive, complex auditory hallucinations are not normal.Denial of ceain aspects of the death is normal; denial that includes the belief that the dead person is still alive is not normal.GriefIs a normal response of an individual to the loss of a loved object which presents with:- Various physical & mental symptoms like sighing, crying, choking, breathing difficulty, weakness, etc. - Preoccupation with the memory of deceased- Sense of presence of deceased & misinterpretation of voices & faces of others as that of lost. - Seeing a person in dreams & fleeting hallucinations.Abnormal Grief Exaggeration of one or more normal symptoms of grief- Duration > 6 months. Pathological/Morbid GriefComplicated Grief1Associated with psychotic orneurotic illness* Chronic Grief* Delayed Grief* Inhibited Grief =* Anniversary Reaction=Duration > 6 monthsOnset after 2 weeks of lost (death)Denial of lossGrief reaction on the death anniversary Over idealization of the deceased.