T21Burn and corrosion of trunk
Code usage status
Primary diagnosis
Select a more specific code
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Do not use T21 directly
Use the most specific code supported by the record.
- Group T20-T32
- Burns and corrosions
- Official Vietnamese name
- Bỏng và/hoặc ăn mòn tại thân
- Additional WHO coding guidance
- ) Incl.: abdominal wall anus back [any part] breast buttock chest wall flank groin interscapular region labium (majus)(minus) penis perineum scrotum testis vulva Excl.: burn and corrosion of: axilla (T22.- scapular
Related T21 codes
T21.0
Primary diagnosis candidate
Burn of unspecified degree of trunk
T21.1
Primary diagnosis candidate
Burn of first degree of trunk
T21.2
Primary diagnosis candidate
Burn of second degree of trunk
T21.3
Primary diagnosis candidate
Burn of third degree of trunk
T21.4
Primary diagnosis candidate
Corrosion of unspecified degree of trunk
T21.5
Primary diagnosis candidate
Corrosion of first degree of trunk
T21.6
Primary diagnosis candidate
Corrosion of second degree of trunk
T21.7
Primary diagnosis candidate
Corrosion of third degree of trunk
Clinical record checklist
View coding guide →- Confirm that the code matches the final documented diagnosis.
- Use one primary-diagnosis code and record only relevant additional conditions.
- Review Ministry indicators, inclusions, exclusions and notes.
- Do not infer a diagnosis beyond the clinical record.
2026 regulatory basis
Indicators are taken from columns 24–29 of the classification accompanying Circular 06/2026/TT-BYT, cross-referenced with Decision 1849/QĐ-BYT and Official Dispatch 4059/BYT-BH.
