Although the prevalence of obesity is very low-less than 1 percent-over half a million Americans suffer from this condition and many of them seek psychiatric help at some time in their life. It is, therefore, worth describing the newer surgical procedures and some of their surprisingly favorable behavioral sequelae. Two operations currently dominate the treatment of obesity-jejunoileal bypass and gastric bypass.
Mason and Ito (1967) developed the gastric bypass as surgical solution to obesity. Gastric bypass surgery reduced the size of the stomach to limit the amount of food it would hold (Halmi 1980), avoiding some of the problems of the intestinal bypass while continuing the predominance of surgical intervention as the absolute treatment of chronic obesity problems. As with other surgical means to deal with obesity, the gastric bypass proved to have a number of complications and also has fallen into less use by the medical profession. ...Show more