[ECT treatment of Cotard's syndrome in a patient with combined valvular heart disease and persistent atrial fibrillation].

The case of 67-year-old woman suffering from severe depression with Cotard's syndrome or nihilistic delusions is presented. Refusal of drug intake, high suicidal risk and severe cardiologic diseases made the treatment by using antidepressive drugs impossible. Electroconvulsive therapy was introduced causing fast remission of depressive symptoms not evoking somatic side effects.