The dental problems and management of a patient suffering from congenital insensitivity to pain.

Congenital insensitivity to pain is a rare condition usually manifested in childhood by a history of unrecognized trauma, indifference to painful stimuli or self-mutilation. This paper describes the management of a 13-month-old male who had severely lacerated his tongue by habitually chewing it, using soft polyvinyl mouthguards retained with a minimal amount of denture fixative.