L27Dermatitis due to substances taken internally
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 L27 directly
Use the most specific code supported by the record.
- Chapter XII
- Diseases of the skin and subcutaneous tissue
- Group L20-L30
- Dermatitis and eczema
- Official Vietnamese name
- Viêm da do chất được đưa vào trong cơ thể
- Additional WHO coding guidance
- Excl.: adverse: effect NOS of drugs (T88.7) food reaction, except dermatitis (T78.0- T78.1) allergy NOS (T78.4) contact dermatitis (L23-L25) drug: photoallergic response (L56.1) phototoxic response (L56.0)
Related L27 codes
L27.0
Primary diagnosis candidate
Generalized skin eruption due to drugs and medicaments
L27.1
Primary diagnosis candidate
Localized skin eruption due to drugs and medicaments
L27.2
Primary diagnosis candidate
Dermatitis due to ingested food
L27.8
Primary diagnosis candidate
Dermatitis due to other substances taken internally
L27.9
Primary diagnosis candidate
Dermatitis due to unspecified substance taken internally
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.
