The Biliopancreatic Derivation or Duodenal Switch is a more restrictive and malabsorptive technique in which the gastrointestinal tract is rerouted, thus reducing the length of the small intestine used to absorb the nutrients.
The Biliopancreatic Derivation or Duodenal Switch is a more restrictive and malabsorptive technique in which the gastrointestinal tract is rerouted, thus reducing the length of the small intestine used to absorb the nutrients.