L85Other epidermal thickening
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 L85 directly
Use the most specific code supported by the record.
- Chapter XII
- Diseases of the skin and subcutaneous tissue
- Group L80-L99
- Other disorders of the skin and subcutaneous tissue
- Official Vietnamese name
- Dày thượng bì khác
- Additional WHO coding guidance
- Excl.: hypertrophic disorders of skin (L91.-)
Related L85 codes
L85.0
Primary diagnosis candidate
Acquired ichthyosis
L85.1
Primary diagnosis candidate
Acquired keratosis [keratoderma] palmaris et plantaris
L85.2
Primary diagnosis candidate
Keratosis punctata (palmaris et plantaris)
L85.3
Primary diagnosis candidate
Xerosis cutis
L85.8
Primary diagnosis candidate
Other specified epidermal thickening
L85.9
Primary diagnosis candidate
Epidermal thickening, unspecified
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.
