Despite the prevalence of the disease, neurologists and psychiatrists can be wary of treating patients with functional neurological disorder (FND). Assistant Professor David Perez (Massachusetts General Hospital, USA) discusses how FND sits between neurological and psychiatric disciplines, the relationship between poor health status and affective symptoms, and associations with grey matter volumetric profiles. Read more here: http://jnnp.bmj.com/content/88/12/1052.