[Stomatologic developmental abnormalities causing speech defects, their incidence in hereditary syndromes].

Inherited disturbances of development of the mouth and the surrounding oral environment: lips, tongue, teeth palate as well as lesion of the central motoric kernels of certain brain nerves may cause grave speech defects. In the report a number of hereditary syndromes are listed among the symptoms of which the speech defect has dominant significance. Short description is given of dental methods by means of which the defects can be eliminated or, at least, are curable.