ICD-10-CM > S00-T88 > T33-T34 > T34 > T34.7 T34.7 Frostbite with tissue necrosis of knee and lower leg Non-Billable/Non-Specific Type 2 Excludes frostbite with tissue necrosis of ankle and foot (T34.8-) Codes T34.70Frostbite with tissue necrosis of unspecified knee and lower legT34.70XA..., initial encounterT34.70XD..., subsequent encounterT34.70XS..., sequelaT34.71Frostbite with tissue necrosis of right knee and lower legT34.71XA..., initial encounterT34.71XD..., subsequent encounterT34.71XS..., sequelaT34.72Frostbite with tissue necrosis of left knee and lower legT34.72XA..., initial encounterT34.72XD..., subsequent encounterT34.72XS..., sequela
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