Clinical Nutrition in Gastrointestinal Disease

Alan Buchman, MD, MSPH

Chapter 50: Gastrointestinal Complications Of Bariatric Surgery (continued)

Brintha Enestvedt, MD; John E. Pandolfino, MD; Alexander P. Nagle, MD; Jay B. Prystowsky, MD

Bariatric surgery, a collective term for operations that involve reducing the size of the gastric reservoir with or without associated induced malabsorption, has achieved impressive results, with approximately a 50% or more reduction in excess body weight by 18 to 24 months post operation.1 Although most patients achieve successful outcomes, many patients develop postoperative gastrointestinal (GI) symptoms. Whether these symptoms represent necessary evils (adverse events related to dietary indiscretion) or unnecessary evils (true postoperative complications) is difficult to interpret…