Kodex

Code

T33.42XA

initial encounter

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Hierarchy

S00-T88 Injury, poisoning and certain other consequences of external causes (S00-T88)
- T33-T34 Frostbite (T33-T34)
  - T33 Superficial frostbite
    - T33.4 Superficial frostbite of arm
      - T33.42 Superficial frostbite of left arm
        
        T33.42XA initial encounter
        
        T33.42XD subsequent encounter
        
        T33.42XS sequela

Long Title

T33.42XA

Superficial frostbite of left arm initial encounter

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

Includes

frostbite with partial thickness skin loss

Excludes 1

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

Excludes 2

superficial frostbite of wrist and hand (T33.5-)
- T33.5 Superficial frostbite of wrist, hand, and fingers

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