Allergy to local anaesthetics in dentistry. Myth or reality?

Background: Local anesthetics (LA) are frequently used in dentistry. Although these drugs are usually well-tolerated, they can sometimes provoke adverse reactions of various types and severity. The true incidence of LA allergic reactions is unknown.

[The Checklist for Evaluation of Somatic Symptoms (CHESS). Its use in anxious and depressive pathology. Factor structure].

The CH.E.S.