[The effect of stomach diseases on changes in the periodontal tissues].

A total of 737 subjects, divided into 3 age groups, were examined to qualitatively estimate the relationships between gastric diseases and some local factors, on the one hand, and periodontal tissue abnormalities, on the other; maxillary and mandibular periodontium conditions were assessed separately. A contribution of gastric diseases to periodontal condition was revealed, as were combined effects of these diseases and local factors.