Case of carbon monoxide poisoning treated with oxygen hyperbarism.

A case of heavy carbon monoxide poisoning is reported, with disorders in the central nervous system and circulatory disturbances (brain oedema), disfunction of the cardiac muscle and of platelet haemostasis). The level of carboxyhaemoglobin was over 45%. The patient was given hyperbaric treatment at 0.15 MPa (2.5 ATA). On the first day of treatment, the time of stay in the hyperbaric chamber was 90 minutes. During the session the patient regained consciousness. Hyperbaric treatment was continued for 4 days more. At completion of the treatment, the disturbances in both the central nervous system and blood circulation recessed.