Contact with liquid air, initial encounter

This code signifies an injury or adverse health effect resulting from direct exposure to liquid air. Such contact can lead to cryogenic burns, frostbite, or other tissue damage due to the extremely low temperature of liquid air.

This code is appropriate for documenting the initial treatment of a patient presenting with an injury directly caused by contact with liquid air. This includes incidents occurring in industrial settings, laboratories, or during recreational activities involving cryogenic substances.

• Ensure documentation clearly states the initial encounter for the injury.
• Code any resulting injuries (e.g., frostbite, chemical burns) in addition to this external cause code.
• Verify the substance involved was specifically liquid air, not other cryogenic liquids.