Abstract: | Overall 1580 children from the regions with unsafe radiation situation were examined comprehensively at different times after the accident. The data obtained were correlated to the results of examining 610 children of the control group. The basic group children manifested a higher incidence of diverse alterations on the part of many organs and systems, which was accompanied by an increase of free radical processes signs of destabilization of cellular membranes, activation of blood cell metabolism, suppression of the T cell component of immunity in the presence of vegetovascular dysfunction. A tendency was noted toward normalization of these alterations seen over time after the accident. No clear-cut dose-effect dependence was found. |