Work-shop with demonstration of cadaver dissection with the assistance of leading experts of University Pittsburgh Medical Centre (UPMC) will take place on June, 1-2nd, 2015 in Educational Centre of High Medical Technologies within the limits of the program of educational course «ENDOSCOPIC ENDONASAL SURGERY of SKULL BASIS AND HYPOPHYSAL FOSSA». The minimum invasive technique of endoscopic endonasal surgery of hypophysal fossa and skull base will be presented. Specialists and experts will show anatomic and technical aspects of this type of surgery taking into account advantages and risks.