Ketamine for rapid sequence induction in patients with head injury in the emergency department.

Objective: To examine the evidence regarding the use of ketamine for induction of anaesthesia in patients with head injury in the ED.

Method: A literature review using the key words ketamine, head injury and intracranial pressure.

Results: Advice from early literature guiding against the use of ketamine in head injury has been met with widespread acceptance, as reflected by current practice.