This volume offers a comprehensive and up-to-date overview of the major surgical procedures performed on elderly patients.  With advancing age the conditions that require surgery normally increase in incidence, and today all surgeons around the globe can be considered “geriatric surgeon ”. The latest anesthesiological procedures, the technical improvements and an increased medical knowledge of the comorbities impact have brought extraordinary advances in this field, but this should not allow us to forget that a careful assessment of elderly patients is necessary before undertaking surgery, since also the simplest surgical procedures could alter the delicate psychophysical equilibrium of these “frai ” patients.