Kodex

Section

T69.1

Chilblains

Hierarchy

S00-T88 Injury, poisoning and certain other consequences of external causes (S00-T88)
- T66-T78 Other and unspecified effects of external causes (T66-T78)
  - T69 Other effects of reduced temperature
    - T69.1 Chilblains
      - T69.1XXA initial encounter
      - T69.1XXD subsequent encounter
      - T69.1XXS 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 source of exposure:
W93 Exposure to excessive cold of man-made origin
Exposure to excessive cold of natural origin (X31)
- X31 Exposure to excessive natural cold

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

T33-T34 Frostbite (T33-T34)