T313-char group
Burns classified according to extent of body surface involved
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Note: This category is to be used as the primary code only when the site of the burn is unspecified. It may be used as a supplementary code, if desired, with categories T20-T25 or T29 when the site is specified.
Codes within T31
T31.0Burns involving less than 10% of body surfaceT31.1Burns involving 10-19% of body surfaceT31.2Burns involving 20-29% of body surfaceT31.3Burns involving 30-39% of body surfaceT31.4Burns involving 40-49% of body surfaceT31.5Burns involving 50-59% of body surfaceT31.6Burns involving 60-69% of body surfaceT31.7Burns involving 70-79% of body surfaceT31.8Burns involving 80-89% of body surfaceT31.9Burns involving 90% or more of body surface