Аннотация:Objective: Objective of the study is to describe rehabilitation dynamic of interactions of brain structures in readiness for speech moment in stuttering. Participants and Methods: 25 adult patients with stuttering and 20 age and sex balanced fluent speakers were assessed with EEG recording before and after complex speech and psychological rehabilitation. Subjects had to perceive and repeat Russian words and then ‘readiness for speech ERPs’ (averaged brain potentials preceding speech onset on 600-ms latency) were localized on MRI-scans with the special algorithm of ‘paired’ equivalent electrical dipoles calculations. Special indices of interhemispheric (‘interhemispheric’ paired-dipoles ties as % of all ties) and anterior-posterior (‘anterior-posterior’ paired-dipoles ties as % of all ties) interactions in readiness for speech moment in people with stuttering comparing to norm and in rehabilitation dynamic were extensively studied. Results: Interhemispheric interactions are seriously and significantly reduced in subjects with stuttering in readiness for speech moment (index for norm = 82%, for stuttering = 42%, p<0.05). Complex speech and psychological rehabilitation improves these differences (index for follow-up = 50%). Anterior-posterior interactions are also impaired in subjects with stuttering in readiness for speech moment (index for norm = 67%, for stuttering = 59%, p<0.05). Complex speech and psychological rehabilitation improves these differences at hypercompensational level (index for follow-up = 72%). These findings consist with previous EEG and MRI investigations. Conclusions: Interactions of brain structures in stuttering are impaired both in interhemispheric (more) and anterior-posterior (less) aspects and these differences are subjects of successful corrections in process of complex speech and psychological rehabilitation.