Which of the following skull fractures is called a Motorcyclist's fracture -
A transverse fracture across the floor of the skull, usually called a "hinge fracture", is sometimes referred to as motorcyclist fracture. At autopsy, the base of the skull may be appreciated to have divided into two halves, each moving independently of each other like a hinge, the so-called motorcyclist fracture.
Ring fracture of base of skull
Hinge fracture of base of skull
Comminuted fracture of skull
Depressed fracture of skull