H11Other disorders of conjunctiva
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 H11 directly
Use the most specific code supported by the record.
- Chapter VII
- Diseases of the eye and adnexa
- Group H10-H13
- Disorders of conjunctiva
- Official Vietnamese name
- Rối loạn khác của kết mạc
- Additional WHO coding guidance
- Excl.: keratoconjunctivitis
Related H11 codes
H11.0
Primary diagnosis candidate
Pterygium
H11.1
Primary diagnosis candidate
Conjunctival degenerations and deposits
H11.2
Primary diagnosis candidate
Conjunctival scars
H11.3
Primary diagnosis candidate
Conjunctival haemorrhage
H11.4
Primary diagnosis candidate
Other conjunctival vascular disorders and cysts
H11.8
Primary diagnosis candidate
Other specified disorders of conjunctiva
H11.9
Primary diagnosis candidate
Disorder of conjunctiva, 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.
