Abscess

Infections around the root of a tooth or in the space between the teeth or gums are called an abscess. This infection can damage the tooth and the surrounding tissue and can spread to the other parts of the body if left untreated.

Source: Dentist Los Angeles

Severe toothache, pain while chewing, sensitivity to hot and cold, bitter taste in the mouth, bad breath, fever, swollen glands in the neck, redness and swelling of the gums, an open, draining sore on the side of the gum and swollen upper or lower jaw are some symptoms of an abscessed tooth.

 

Source: Dentist Los Angeles