Psychiatry

Othello syndrome (conjugal paranoia)
A psychosis in which the content of delusions is predominantly jealousy (infidelity) involving spouse.

Clerambault’s syndrome (erotomania)
A psychosis in which the content of delusions is erotic.
Most often in women with erotic conviction that a person with higher status is in love with the
patient.

Kadinsky-Clerambault’s syndrome
A syndrome of mental automatism

Folie a deux
Induced delusional disorder c/b sharing of delusions b/w 2 persons.
So is folie a trios, folie a quatre, folie a famille

Capgras’ syndrome (delusion of doubles)
C/b delusional conviction that other persons in environment are not their real selves but are their
own doubles.
There are 4 types
1. Typical Capgras’ syndrome(illusion des sosies)-pt sees a familiar person as a stranger who is
imposing as the familiar person.
2. Illusion de Fregoli pt falsely identifies strangers as familiar persons.
3. Syndrome of subjective doubles pt’s own self is perceived as being replaced by a double.
4. Intermetamorphosis pt’s misidentification is complete including both external appearance & personality.

Fregoli’s phenomenon
Delusion that a persecutor is taking on a variety of faces like an actor.