Psychosis Flashcards
What is Delusion?
False fixed belief
Types of delusion
- D of Persecution/Paranoid (M/C)
- D of Grandiosity (Seen in mania)
- D of Poverty (Seen in depression)
- D of Reference
What is Othello syndrome?
Delusion of infidelity/jealousy
Commonly seen in chr alcoholism
What is Magnan syndrome?
Delusion of persecution+tactile hallucination
AKA Cocaine bugs/psychosis/formication
What is Cotard syndrome?
Severe depression+Nihilistic delusion
Delusion of negation
What is Ekbom syndrome?
AKA Delusional parasitosis
Type of restless leg syndrome
Match box sign +ve
What is Delusion of misidentification?
Negative: Capgras syndrome/Delusion of doubles (Known person is believed to be a stranger)
Positive: Fregoli syndrome (Stranger is believed to be a persecutor)
Delusion of love is AKA
Erotomania/ De Clerambault syndrome
What is Hallucination?
Perception without stimuli
Auditory hallucination is M/C in
Schizophrenia
Visual hallucination is M/C in
Organic mental illness/neurocognitive disorders
What is Illusion?
Misinterpretation of stimuli
Types of Hallucination
- True hallucinations: Originates from outer objective space
- Pseudohallucinations: Originates from inner subjective space
What is Extracampine hallucination?
Hallucinatory experience from beyond sensory field
Types of hallucinations that originate from a stimulus
- Functional hallucination
- Reflex hallucination
What is Functional hallucination?
Stimulus and hallucination are of same modality
E.g. Another voice heard when someone speaks
What is Reflex hallucination?
Stimulus and hallucination are of different modality: Synesthesia
E.g. Voice heard on turning light
