At an isolated weather station in the central United States, a technician emerges from a small brick shed grasping a balloon. It's not just any birthday party balloon, mind you, but a massive, white sphere more than 5 feet (1.5 meters) in diameter.
Most frequently, the lung abscess arises as a complication of aspiration pneumonia caused by mouth anaerobes. The patients who develop lung abscess are predisposed to aspiration and commonly have periodontal disease.
Dental Abscess Causes. The cause of these infections is a direct growth of bacteria from within the pulp spaces of a tooth (endodontic) or on the deep root surfaces of a tooth (periodontal) into the supporting soft tissues and bones of the face and neck.