Tag Archives: AO

Atypical odontalgia

facial diagram

Atypical odontalgia – What is it? Atypical odontalgia (AO) is tooth pain or pain in a site where there once was a tooth in the absence of evidence of any relevant pathology. It was known as phantom tooth pain and currently goes by persistent dentoalveolar pain disorder PDPD, in addition to AO. However, AO is […]