THE PURPOSE of this paper is to place on record 3 deaths which occurred in association with electric shock therapy. No attempts will be made to review previously reported cases. All treatments were given on a standard Rahm machine constructed by a hospital technician. The details of treatment technic are specified in the discussion of each case. REPORT OF CASES Case 1. —A white man aged 34, single, was admitted to the hospital on Feb. 1, 1949. His psychiatric illness was diagnosed by members of the hospital staff as catatonic schizophrenia. Mental symptoms had first been noticed by the family six weeks prior to his admission. At the time of admission he was out of contact, mute, refused food and postured. At times he became restless and excited for a few hours at a time. He was known to have had rheumatic fever at the age of 10 years, which