Our chief object in this report is to record the isolation in two cases of "hairy tongue" of an organism which is evidently related to the one found by Weidman1 in a similar case; there are, however, certain cultural differences.
REPORT OF CASES
—A woman, aged 59, came to the Mayo Clinic in September, 1928, because of trouble with her tongue. Two months before, a small cut, simulating a tooth mark, had appeared on the right side of the tongue and a small blue mark had become visible just above the cut. She had consulted a physician who had applied silver nitrate to the lesion. The patient then had gone to several other physicians who had used or prescribed various substances for local treatment, including various mouth washes containing phenol, alum and nitric acid. There had not been any improvement of the condition. Three weeks after the