It is worth recalling that a seizure in an hyper-oxygenated state is different than a convulsion breathing room air. The use of anticonfulsants is not needed for most HBO induced seizures. A history of angina should be sought but rarely poses a problem in HBO therapy. Anxious patients may receive sedation during a treatment. Claustrophobia is not a significant problem with patients due to our ability to accompany them during the treatment.
Optic neuritis is a rare contraindication.
It is however, appropriate to warn patients that myopia may occur following therapy and must be monitored. This regresses spontaneously over a period of weeks. The effects of HBO in pregnancy need to be evaluated on a case per case basis. Top of Page Features of Our HBO Service Referring physician remains the patient's physician. Increased mucosal covering or regression in ulcer size should occur.