causes of facial pain
Facial pain can be caused by anything from an infection to nerve damage in the face. Common causes for facial pain include: 1  oral infections. 2  ulcers (open sores). 3  abscess (collection of pus under the surface tissue in the mouth, for example). 4  skin abscess (collection of pus under the skin).5  headache.6  facial injury.7  toothache.ommon causes for facial pain include: 1  oral infections. 2  ulcers (open sores). 3  abscess (collection of pus under the surface tissue in the mouth, for example). 4  skin abscess (collection of pus under the skin). 5  headache. 6  facial injury. 7  toothache.