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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.
You may also need to see a dentist if the pain is in your face or jaw. A dental exam can rule out dental disorders that may cause facial pain (such as a tooth abscess). Other symptoms (such as redness or swelling) may help rule out conditions such as infections, bone fractures, or rheumatoid arthritis. There are no specific tests for neuralgia, but the following tests may be done to find the cause of the pain: