Decompression illness is a disease that occurs mainly for the diver, especially those employed divers have high risk due to ignorance or because of living. By diving accidents can be fatal or leave sequelae not recover, affecting individuals and society. Hyperbaric oxygen theraphy (HBO) is specific for decompression illness, reduce complications sequelae coused by diving. From February 2009 to February 2011, Rehabilitation Hospital of Khanh Hoa province has collected 53 patients who has got decompression illness with treatment by HBO therapy. Results showed that 34 Good cases (64,2 percent)
12 fairly cases (22,6 percent)
2 Average cases (3,8 percent)
4 poor cases (7,9 percent) and 1 un recovery case (1,9 percent), no cas of any accidents being caused by treatment with HBO.