[Dynamics of mental adaptation disorders in chronic stress among the population after the accident at the Chernobyl nuclear power plant].

A study was made of the formation and dynamics of mental disadaptation in 300 persons living permanently for 4 years in a polluted area of Byelorussia after the Chernobyl accident. The high incidence of chronic somatic diseases was marked, forming the basis for the onset of multiple forms of mental disadaptation. 38% of the examined manifested the preclinical premorbid forms of disadaptation. Description of the structure of the forms of the abnormalities observed permits forecasting their further development and developing differentiated measures of therapy.