Recovery from subacute infectious endocarditis is of such uncommon occurrence that the account of such a case seems worthy of record.
O. H., a Negress aged 39, who entered the University of Kansas Hospitals April 13, 1938, complained of chills and sweats. The family history was negative. In 1930 the patient was admitted to this hospital with tonsillitis and arthritis. At that time a tonsillectomy was performed. She remained in the hospital from April 20 to May 4. Examination of the patient showed, in addition to the arthritis, a systolic murmur at the apex and a diastolic murmur over the aortic area and down the left sternal border. The diagnosis at that time was acute rheumatic fever, chronic tonsillitis, aortic insufficiency and mitral insufficiency.The patient has been followed in the outpatient department for the past eight years and there are repeated notes regarding the presence of mitral