Deafferentation dental pain occurs following damage to a nerve that supplies a tooth.


Clinical features:

(1) The pain is continuous and persistent.

(2) The pain persists after the triggering event has healed.

(3) Discrete trigger points are present.

(4) The pain is refractory to standard therapies.


Conditions that may be followed by deafferentation pain:

(1) dental trauma

(2) dental extraction

(3) placement of a dental implant

(4) placement of a crown

(5) periodontal therapy

(6) dental bleaching

(7) endodontic therapy


Diagnosis requires exclusion of an ongoing pathologic process (infection, fracture, etc) that can explain the findings.


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