Gum Infection & Abscess

How do you know if you have a gum infection?

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Short answer

Signs of a gum infection include red, swollen, or tender gums, persistent bad breath, and sometimes a visible pimple-like bump on the gum. Fever or facial swelling can indicate the infection is spreading and needs urgent attention.

About this answer: Prepared by the AllSmiles Dental Editorial Team for general information. Your dentist can advise you based on an examination and your individual needs.

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What is a gum abscess?

A gum abscess is a pocket of pus that forms as a result of a bacterial infection, usually from untreated gum disease or trapped food debris. It typically causes localized swelling, throbbing pain, and sometimes a bad taste in the mouth.

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Is a gum abscess a dental emergency?

Yes, a gum abscess should be treated as a dental emergency, since the infection can spread to surrounding tissue, the jaw, or even the bloodstream if left untreated. A dentist will usually need to drain it and may prescribe antibiotics alongside treating the underlying cause.

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