When a bleb ruptures the air escapes into the chest cavity causing a pneumothorax ... or come together to form a larger cyst, they are called bulla. Unless a pneumothorax occurs, or the bulla becomes ...

a chest cyst. Unlike the small and plentiful steatocystomas, the cyst only required one big squeeze to remove most of its insides. To start, Lee made an incision on top of the cyst and used her ...