96968
" Pneumotherapy " is the medical use of compressed or rarefied gases , and was at one time used to treat people suffering from pneumothorax ( lung collapse ) .
 pneumothorax
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 pneumothorax