Inclusion Criteria:  Adult patient, male or female, coming to consult in the Clermont-Ferrand or Riom Hospital for acute pain of pulp origin and periapical OR eligible for dental treatment under general anesthesia in a context phobic. Understanding and practicing French giving informed consent to participate in research. Affiliation to a Social Security scheme.  Exclusion Criteria:  Patients under guardianship. Patient's refusal to participate in the study.