Human stereotactic surgery is not dead, although one might have assumed so from the dearth of articles in English-language journals since levodopa became a treatment for parkinsonism. This medical therapy is described by Siegfried (Zurich) as the last article in this neurosurgical volume. The remainder deals with the activities of some of the main centers of stereotactic surgery—Riechert in Freiburg, Bertrand and co-workers in Montreal, Cooper in New York, and Guiot in Suresnes-Paris. Each group describes in detail their own techniques for reaching the depths of the brain and for making lesions. More and more emphasis is placed on neurophysiologic tests for localization of target (Maressero of Milan) while using detailed anatomical atlases for cruder placement.
Among other uses of stereotactic surgery described is the attack on behavior disorders by Narabayashi (Tokyo), whose pioneering work began in 1958, and who describes the follow-up in cases of aggressiveness, violence, and uncontrollable