### Symptoms of a Tooth Infection and When to Seek Emergency Care An untreated tooth infection can spread to other tissues in your body within weeks or months and lead to potentially life-threatening complications. While rare, it is possible for a tooth infection to be fatal. A tooth infection can happen when bacteria enter the nerve or soft tissue of the tooth, called the pulp. This can occur from tooth decay, injury, or previous dental procedures. As the infection progresses, a pocket of pus builds up around the affected tooth, known as a dental abscess. #### Symptoms to Watch For - Persistent, throbbing toothache - Sensitivity to hot and cold temperatures - Swelling in your face or cheek - Tender, swollen lymph nodes under your jaw or in your neck - Sudden rush of foul-smelling and foul-tasting, salty fluid in your mouth and pain relief, if the abscess ruptures - Difficulty breathing or swallowing #### When to Seek Emergency Care If you experience any of the following symptoms, seek emergency care immediately: - High fever - Severe swelling in your face or neck - Difficulty breathing - Difficulty swallowing - Inability to open your mouth #### Treatment Options - **Antibiotics**: To kill the infection - **Drainage**: To remove the pus - **Root Canal**: To remove the infected pulp - **Tooth Extraction**: If the tooth cannot be saved #### Home Remedies While Awaiting Treatment - Rinse your mouth with warm salt water - Take over-the-counter pain relievers - Apply a cold compress to reduce swelling #### Prevention Tips - Brush your teeth twice a day - Floss daily - Visit your dentist regularly - Avoid sugary foods and drinks It's crucial to seek prompt medical care if you’re experiencing persistent pain or swelling around a tooth. When treated early, most tooth infections can be resolved without serious complications.