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.
An abscess is formed when a small gland just inside the anus becomes infected from bacteria or stool trapped in the gland. You did nothing to cause this infection. Certain conditions â constipation, diarrhea, colitis, or other inflammation of the intestine, for example â may make these infections more likely.