Treatment of Tuberculosis with Vaccine Lymph.
—As a further indication of the stimulus given to the experimental medical world by Koch it may be mentioned that a New York physician, Dr. J. Hilgard Tyndale, has announced, before the New York County Medical Association, March 16, 1891, the results obtained upon twenty-three patients from the hypodermic use of bovine vaccine lymph. Dr. Tyndale divides his tuberculous cases into four classes, viz.: 1. Those in whom the general condition is good, the local lesion limited and just beginning to be active. 2. Those in whom the general condition is below par and the local lesion not great. 3. Those in whom constitutional impairment is grave and the local destruction advanced and disposed to be active. 4. Those in whom the local lesion is extensive but not active, and the general condition reasonably good.The writer believed that investigators were on the right