ICD-10 CM Code W94.31
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W94 Exposure to high and low air pressure and changes in air pressure
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W94.3 Exposure to rapid changes in air pressure during descent
W94.31
Exposure to sudden change in air pressure in aircraft during descent
7th Character
- The appropriate 7th character is to be added to each code from category W94
- A - initial encounter
- D - subsequent encounter
- S - sequela
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