Low ETCO2 in significant venous air embolism
TEE: most sensitive, invasive not available in emergencies
Doppler US: noninvasive; air in chamber = high pitch sound
Arterial gas embolism
Barotrauma of descent
Missile embolism
Otic barotrauma
Iatrogenic pneumothorax
Pulmonary barotrauma
Immersion pulmonary edema
Sinus barotrauma