Psychiatric Complications of Open-Heart Surgery

Abstract
DURING the past ten years there have been reports of a significant incidence of psychiatric symptoms after cardiac surgery using closed-heart technics. The incidence of psychosis has clearly been greater than the 1:1500 reported by Knox1 in his study of a large group of general-surgery patients. These cardiac-surgery reports2 3 4 5 indicated an overall incidence of psychosis ranging from 1 to 19 per cent. A particularly high incidence of psychotic symptoms has now been noted during the recovery period after open-heart surgery at the Columbia–Presbyterian Medical Center.The aims of this study were as follows: to elucidate the nature and incidence of . . .

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