Bacteria from a cavity can extend into the gums, the cheek, the throat, beneath the tongue, or even into the jaw or facial bones. A dental abscess can become very painful when tissues become inflamed. ... Dental abscesses can also make you generally ill, with nausea, vomiting, fevers, chills, and sweats.Osteomyelitis can cause symptoms such as fever, nausea (feeling sick) and severe pain in the affected bone, which can often be in the area surrounding a dental abscess. However, as the infection is spread through your blood, it is possible for it to affect any bone in your body.The immune system moves in to attack the infection and the gums become inflamed. ... Over time, inflammation and the chemicals it releases eat away at the gums and bone structure that hold teeth in place. The result is severe gum disease, known as periodontitis. Inflammation can also cause problems in the rest of the body.The goals of therapy are to treat the dental infection and prevent further complications. Amoxicillin is still the first-line drug of choice but with 34% of Prevotella species resistant to amoxicillin, the alternatives of amoxicillin/clavulanate, clindamycin, and metronidazole need to be considered.Oral Infections Causing More Hospitalizations. Left untreated, a serious tooth abscess can eventually kill. In 2007, Deamonte Driver, a 12-year-old boy in Maryland, died after bacteria from an abscessed tooth spread to his brain. ... It is a common consequence of untreated tooth decay, and it can be dangerous if it spreads

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