[Burning tongue (author's transl)].

Burning tongue mostly does not occur as a disease per se, but as a symptom primarily of internal but also of neurological, dermatological, psychiatric and dental diseases. To facilitate differential diagnostic considerations, a short description is given of the individual clinical pictures as well as of the pertinent findings. The knowledge of these diseases is a prerequisite to the causal and lasting treatment of patients affected by the obstinate and occasionally even painful symptom of the burning tongue.