Toothache and abscess, brain infection related?

It can be: Infection in the teeth near the sinuses as well as septic emboli form any dental infection can potentially lead to infections in the brain. That is why dental infections should be taken seriously.

Possible: There have been documented cases of death due to an abscessed tooth draining into the brain region, one such sad case of a child who's parents could not afford the antibiotics and chose to buy the pain medicine.

Possible: Possible. A definite risk of dental abscess is seeding the brain - brain abscess.

Location: Possibility of spread of infected upper teeth to brain. Risk of spread from lower teeth to the brain extremely low. In either case the dental infection can be dangerous, spreading to other organ systems, and should be treated immediately. Please call your Dentist.