Apply to Take the OAT Before you can apply to take the OAT, you must obtain a Personal Identification Number (PIN). Please go to the PIN page for information on obtaining a PIN. Access the OAT application from the left navigation. The OAT fee is: $435.00. Testing fees are non-refundable and non-transferable.
What to do: See your dentist or endodontist to save the tooth with root canal treatment. Symptom: Constant and severe pain and pressure, swelling of gum and sensitivity to touch. Possible problem: A tooth may have become abscessed, causing an infection in the surrounding tissue and bone.
1 Swelling around a tooth or swelling of the jaw or cheek. 2  Injury or trauma to the area.  These signs and symptoms may sometimes be associated with dental decay or gum disease (periodontal disease). Dental decay or an area of redness around the tooth's gum line may point to the source of pain.