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Depressive Disorder, Major
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Definition
: Marked depression appearing in the involution period and characterized by hallucinations, delusions, paranoia, and agitation.
Other names
Psychosis, Involutional; Paraphrenia, Involutional; Melancholia, Involutional; Major Depressive Disorder; Depression, Involutional; Psychoses, Involutional; Major Depressive Disorders; Involutional Psychosis; Involutional Psychoses; Involutional Melancholia; Involutional Depression; Disorders, Major Depressive; Disorder, Major Depressive; Depressive Disorders, Major