Minor head injury (concussion) is one of the most common neurological conditions seen in accident and emergency departments. Post concussional symptoms usually resolve within 3 months but in approximately 15% of cases, symptoms persist and evolve into a post concussional syndrome (PCS). PCS is a condition that can exist for many years, involve a range of social and health care professionals, representing both an emotional burden on relatives as well as a major socioeconomic burden.

The often sterile debate, polarising around the psychological versus organic aetiology of PCS, is being replaced by a multifactorial perspective, integrating biological, social, cognitive, affective and behavioural factors.¹ An important theme …