It is not ulcer nor cyst.It is an abscess due to tooth infection.Pls take a dental xray with your nearby dentist and confirm.Please take the treatment as soon as possible ..as it may spread rapidly.She needs to be started on antibiotics for infection followed by pulpectomy(Rct in children) thereby the tooth can be saved given her young age.
Answered2016-05-09 12:17:20
1/1 people found this helpful