Abstract
In the mouth of a man, 20 years old, who had been suffering from tuberculosis in both lungs, typical tuberculous ulcer of gingiva was formed. The ulcer was loceted on the gingiva and mucous men-brane. between the part of cuspid and that of second molar in the left side of upper jaw. This was treated by the injection of streptomycin and the applying of salve with it, and observed local healing in the comparatively early time. The total amount of used streptomycin was 10 g.. During the treatment, no systemic disturbance, unpleasant symptoms and by-effect were seen.
