ABSTRACT
The article presents analysis of results of studying spectrum, rate of occurrence and amount of microorganisms on mucous membrane of back of tongue before orthodontic treatment of dentoalveolar anomalies and deformations and on different stages of fixation. It is established that in all patients the dominant microorganisms of analyzed biotope were bacteria of genus of Streptococcus and Peptostreptococcus released in number of 5-6 Ig CFU/cm2. The gender and quantitative characteristics of opportunistic pathogenic microorganisms varied during all year of monitoring. However, their prevalence and number either returned to initial indicators or had no exceeding over allowed values. The results testify necessity of development of standards of follow-up of orthodontic patients over whole period of treatment with purpose of implementation of adjusting measures preventing development of complications.
