In politics, lustration refers to the purge of government officials once affiliated with the Communist system in Central and Eastern Europe. Various forms of lustration were employed in post-communist Europe.
A gastrectomy is a partial or total surgical removal of the stomach.
The sleeve gastrectomy is a surgery in which 85% of your stomach is removed so you are left with just a tube for a stomach. Gastric bypass surgery also cuts the stomach, but it creates a new smaller pouch, about the size of an egg, which is attached to the second part of the small intestine.