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.
Lung abscess can also be caused by the spread of other infections from the liver, abdominal cavity, or open chest wounds. Rarely, AIDS patients can develop lung abscess from Pneumocystis carinii and other organisms that take advantage of a weakened immune system. Lung abscess is usually slow to develop.
Pneumonia or lung abscess. These lung infections can cause pleuritic and other types of chest pain, such as a deep chest ache. Pneumonia often comes on suddenly, causing fever, chills, cough, and pus coughed up from the respiratory tract.