Psychiatry

Question 1

What is Capgras syndrome?

Answer 1

Delusional misidentification syndrome: person known to patient has been replaced by an exact double.
Diagnosis usually schizophrenia, depression or organic disorder.
Consider risk of violence

Question 2

What is Freigoli syndrome?

Answer 2

Psychotic delusional misidentification syndrome: strangers are patient’s persecutors in disguise.
Diagnosis usually schizophrenia, depression or organic disorder.
Consider risk of violence

Question 3

What is Ekbom’s syndrome?

Answer 3

Psychotic delusional syndrome: delusional parasitosis. Delusion of infestations, usually diagnosis of depression or schizophrenia. F>M. Often visualise the bugs, and feel dermal sensations (hallucinations)

Question 4

What is De Clerambault’s syndrome?

Answer 4

Delusion of being object of love (psychotic syndrome). F>M. May occur in isolation, affective disorder (manic) or schizophrenia. Pt makes inappropriate advances and gets angry when rejected. Treat underlying condition, antipsychotics may be useful.

Question 5

What is Folie a deux?

Answer 5

Induced or shared delusional disorder: delusions shared by two or more people,