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W93

Exposure to excessive cold of man-made origin

• The appropriate 7th character is to be added to each code from category W93

• initial encounter
• subsequent encounter
• sequela

W93.0

Contact with or inhalation of dry ice

W93.01

Contact with dry ice

W93.02

Inhalation of dry ice

W93.1

Contact with or inhalation of liquid air

W93.11

Contact with liquid air

• Contact with liquid hydrogen
• Contact with liquid nitrogen

W93.12

Inhalation of liquid air

• Inhalation of liquid hydrogen
• Inhalation of liquid nitrogen

W93.2

Prolonged exposure in deep freeze unit or refrigerator

W93.8

Exposure to other excessive cold of man-made origin