The relevance of the study. Disabilities of children with chronic catarrhal gingivitis, a decrease in the number of gum cells with cytopathological changes, against the background of an increase in the number of cells of the inflammatory infiltrate of PMN and intact monocytes, a decrease in the number of nucleated cells of the spiny layer and non-nuclear keratinized cells, is one of the important links in the pathogenesis of the disease.
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