Blistering by Hypnotic Suggestion.
—In the Bolnitchnaia Gazeta Botkina, Nos. 26, 27 and 28, 1890, p. 650, Dr. Iakov V. Rybalkin, of St. Petersburg, publishes his remarkable experiments, which confirm the statements made by Presalmins (1840), Focachon, Beaunis, Delbœuf, Forel, Jendrassik, and Krafft-Ebing that cutaneous blisters can be easily raised by hypnotic suggestion. The author's experiments were performed in the presence of a number of the medical officers of the Marïïnskaia Infirmary, the subject being a strongly-made and well-nourished house-painter aged 16, suffering from typical hysteria magna and extremely sensitive to hypnotising procedures and post-hypnotic suggestions. On February 21, at 8.45 P.M., the patient was thrown into a deep hypnotic sleep, and then told that, after awakening, he was to shiver from cold and to approach a stove in the room in order to warm himself; when doing so he was to touch the stove with his right forearm and