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.
Vitrectomy (Trans Pars Plana Vitrectomy). Vitrectomy is the surgical removal of vitreous gel from the middle and back of the inner eye. The vitreous gel fills the back 80% of the inner eye, otherwise known as the vitreous cavity, which is directly in front of the retina.