Kodex

Code

T34.71XS

sequela

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Hierarchy

S00-T88 Injury, poisoning and certain other consequences of external causes (S00-T88)
- T33-T34 Frostbite (T33-T34)
  - T34 Frostbite with tissue necrosis
    - T34.7 Frostbite with tissue necrosis of knee and lower leg
      - T34.71 Frostbite with tissue necrosis of right knee and lower leg
        
        T34.71XA initial encounter
        
        T34.71XD subsequent encounter
        
        T34.71XS sequela

Long Title

T34.71XS

Frostbite with tissue necrosis of right knee and lower leg sequela

Notes

Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

Use Additional

code to identify any retained foreign body, if applicable (Z18.-)
- Z18 Retained foreign body fragments

Excludes 1

P10-P15 Birth trauma (P10-P15)
obstetric trauma (O70-O71)

Excludes 2

frostbite with tissue necrosis of ankle and foot (T34.8-)
- T34.8 Frostbite with tissue necrosis of ankle, foot, and toe(s)

hypothermia and other effects of reduced temperature (T68, T69.-)
- T68 Hypothermia
- T69 Other effects of reduced temperature