What is the direct answer?
A gum ulcer is a sore or break in the oral lining; irritation, trauma, infection, or an inflammatory condition can cause it.
What does this question mean?
A sharp tooth edge, biting injury, hot food, dental appliance, or chemical irritation can damage the mucosa.
What can you do next?
Rinse gently with plain water or a clinician-recommended salt solution, choose soft foods, and avoid tobacco, alcohol-containing rinses, and sharp or spicy foods.
When should you seek dental care?
Arrange assessment when an ulcer is unusually painful, recurrent, spreading, associated with fever, or not improving, and seek urgent help for breathing or swallowing difficulty.
What should you ask the dentist?
Ask what finding best explains the symptom, whether an examination or imaging is needed, and which treatment options match the tooth, gum, appliance, or product involved.
Frequently asked questions
Can home care replace a dental examination?
Home care can reduce irritation, but it cannot identify or treat an underlying cavity, infection, gum disease, injury, or poorly fitting appliance.
What should I bring to the appointment?
Bring the product or appliance involved, a medicine list, and a clear description of when the symptom began and what changes it.

