What is mouth cancer? A Mayo Clinic expert explains
Learn more about mouth cancer, also called oral cancer, from oncologist Katharine Price, M.D.
Show transcript for video What is mouth cancer? A Mayo Clinic expert explains
Lip cancerEnlarge image
Mouth cancer — white patchesEnlarge image
Mouth cancer — red soreEnlarge image
Mouth cancer refers to cancer that develops in any of the parts that make up the mouth (oral cavity). Mouth cancer can occur on the:
- Lips
- Gums
- Tongue
- Inner lining of the cheeks
- Roof of the mouth
- Floor of the mouth (under the tongue)
Cancer that occurs on the inside of the mouth is sometimes called oral cancer or oral cavity cancer.
Mouth cancer is one of several types of cancers grouped in a category called head and neck cancers. Mouth cancer and other head and neck cancers are often treated similarly.
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Symptoms
Signs and symptoms of mouth cancer may include:
- A lip or mouth sore that doesn't heal
- A white or reddish patch on the inside of your mouth
- Loose teeth
- A growth or lump inside your mouth
- Mouth pain
- Ear pain
- Difficult or painful swallowing
When to see a doctor
Make an appointment with your doctor or dentist if you have any persistent signs and symptoms that bother you and last more than two weeks. Your doctor will likely investigate other more common causes for your signs and symptoms first, such as an infection.
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