During his tenure, Askenasy completed additional neurosurgical training as a fellow in the U.S.A. and Canada at Lahey Clinic with Gilbert Horrax (Boston, MA), Mayo Clinic with Alfred Adson (Rochester, MN), University of Illinois at Chicago with Paul Bucy (Chicago, IL), University of Chicago with Percival Bailey (Chicago, IL), McGill University with Wilder Penfield (Montreal, Quebec, Canada), University of Michigan with Max M. Peet (Ann Arbor, MI), and the University of Pennsylvania with Charles Frazier (Philadelphia, PA). During his training with Walter Dandy, Dr. Askenasy learned trigeminal nerve vascular decompression of the cranial nerve entry zone.
Charles Frazier
Walter Dandy