The object of the research of the author is condition of the oral tissues and methods of their complex study in the group of mental patients. The study of the dental status and unification of the data obtained in order to summarize and compare with other groups of patients requires development of standardized simple tests and systems of result indexation.
The developed complex integral index and application of express-diagnosis with the help of lazer correlation spectroscopy (LCS) allowed to obtain unified result in examination of the oral cavity in the group of mental patients.