Book excerpt: Fully updated throughout, the second edition of the Manual of Botulinum Toxin Therapy provides practical guidance on the use of Botox in a wide variety of disorders. New chapters have been added on the use of botulinum toxin in wound healing, in focal hand dystonia and in thoracic outlet syndrome, as well as others. There are new chapters on the use of botulinum toxins in conjunction with ultrasound guidance. Using clear line-drawings the Manual describes the relevant injection sites for each condition and gives comparative dosage tables for the various formulations of toxins used in different muscle groups. Throughout the emphasis is on technique and the book can be used as both a teaching aid and in bedside guidance. The manual will be of use to neurologists, otolaryngologists, urologists, ophthalmologists, dermatologists, internists, pain management specialists, rehabilitation specialists and plastic surgeons, and any other clinicians discovering the potential of botulinum toxin.