NUT 10 Lecture Notes - Lecture 22: Gastric Bypass Surgery, Anorexia Nervosa, Binge Eating
Document Summary
Reliance on formulas or special products (low carb/high protein diets) Modify calorie absorption, volume of food that can fit in stomach. Gastric band: small holes poked in abdomen, tool fit in, cinch a band around top part of stomach. Gastric balloon pill dissolves into balloon & tethered to a line that would be filled with water that would take some space in stomach. Subjects shown to lose fair amount of excess weight. For severe obesity (bmi >40): gastric bypass. Small intestine cut, attached to top of stomach. Food goes into top part of stomach, minimally physically digested. Excess skin after weight loss is surgically removed. Eating disorders are more commonly seen in females. Amenorrhea - loss of regular menstrual cycle for 3 months. Nutritional risk: low calorie intake & nutrient deficiency. Large amount of food eaten over short period of time (2 times a week for 3 months) Use of vomiting or other purge methods.
