Tonsillectomy is a surgical procedure in which both palatine tonsils are removed from a recess in the side of the pharynx called the tonsillar fossa.

A thyroidectomy is an operation that involves the surgical removal of all or part of the thyroid gland.

Thymus transplantation is a form of organ transplantation where the thymus is moved from one body to another.

Embolectomy is the emergency surgical removal of emboli which are blocking blood circulation.