The primary injury creates chaos inside the cranial vault. Understanding the basic dynamics of the vault is essential to determining the consequences of such injuries and monitoring their impact.

Read about the stories that made headlines in February 1975, including the delay in a local hospital rebuilding programme.

The technologist will apply the gel and transducer to the patient’s temples, base of the skull at the back of the neck area or on closed eyelids. The gel can be easily washed off after the test. The ...