e. Diving. This incidence of decompression sickness during flight is considerably increased after exposure to any environment above atmosphere pressure, such as SCUBA diving.
(1) Aircrew members will not fly or perform low pressure chamber "runs" within 24 hours following SCUBA diving, compressed air dives, or high pressure runs. When urgent operational requirement dictates, aviation personnel may fly within 24 hours of SCUBA diving, provided no symptoms of dysbarism have developed and the aircrew members are examined and cleared to perform flying duties by a flight surgeon.
(2) Decompression sickness symptoms occurring during or after diving
imposes a ban on flying until cleared for duty by a flight surgeon.