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Syndrome reference sheet
Generated 12 Oct 2026
Psychiatry · Psychiatry / Delusional misidentification syndromes

Cotard syndrome

Also known as: Cotard delusion; Walking corpse syndrome

Nihilistic delusion that one is dead, decaying or non-existent.

Medical specialty
Psychiatry
Subspecialty
Psychiatry / Delusional misidentification syndromes
Sex & age distribution
Male: affected; Female: affected, female predominance; Children: rare
Gene(s) involved
None recorded

Etiology & mechanism

Severe depression or psychosis with disrupted self-affective integration.

Gene(s) involved (0)

No gene recorded.

Symptoms & signs (7)

anxietybelief of being deaddenial of body partsdepressionhallucinationsself-neglectsuicidal ideation
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.