The need for a brief questionaire, written in language that the patient can readily understand, to provide the dentist with an adequate current medical history of his patient has been estabished. So this study with brief medical questionaire for routine use in dental practice is discussed in relation to the findings from its use among a survey group of 513 patients. The results are that : 1. In 58.3% percent of the patients surveyed, at least one question was answered posi tively. 2. The frequency of positive responses in the various group was: medical treatment within recent 2 years, 27.5%; hospitalization, 27.1%;drug history within recent year, 25.9%. 3. The important systemic diseases being considerd in dental practice are: anemia, 4.9%; hypertension, 4.1%; tuberculosis, 3.9%.