E50Vitamin A deficiency
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 E50 directly
Use the most specific code supported by the record.
- Group E50-E64
- Other nutritional deficiencies
- Official Vietnamese name
- Thiếu vitamin A
- Additional WHO coding guidance
- Excl.: sequelae of vitamin A deficiency (E64.1)
Related E50 codes
E50.0
Primary diagnosis candidate
Vitamin A deficiency with conjunctival xerosis
E50.1
Primary diagnosis candidate
Vitamin A deficiency with Bitot spot and conjunctival xerosis
E50.2
Primary diagnosis candidate
Vitamin A deficiency with corneal xerosis
E50.3
Primary diagnosis candidate
Vitamin A deficiency with corneal ulceration and xerosis
E50.4
Primary diagnosis candidate
Vitamin A deficiency with keratomalacia
E50.5
Primary diagnosis candidate
Vitamin A deficiency with night blindness
E50.6
Primary diagnosis candidate
Vitamin A deficiency with xerophthalmic scars of cornea
E50.7
Primary diagnosis candidate
Other ocular manifestations of vitamin A deficiency
E50.8
Primary diagnosis candidate
Other manifestations of vitamin A deficiency
E50.9
Primary diagnosis candidate
Vitamin A deficiency, 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.
