Z51.2Other chemotherapy
Code usage status
Primary diagnosis
May be used as the primary diagnosis
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Complete code in the classification
Use when the diagnosis matches and no exclusion applies.
- Official Vietnamese name
- Hóa trị liệu khác
- Additional WHO coding guidance
- Maintenance chemotherapy NOS Excl.: prophylactic chemotherapy for immunization purposes (Z23-Z27, Z29.-)
Related Z51 codes
Z51
Other medical care
Z51.0
Primary diagnosis candidate
Radiotherapy session
Z51.1
Primary diagnosis candidate
Chemotherapy session for neoplasm
Z51.3
Primary diagnosis candidate
Blood transfusion (without reported diagnosis)
Z51.4
Primary diagnosis candidate
Preparatory care for subsequent treatment, not elsewhere classified
Z51.5
Primary diagnosis candidate
Palliative care
Z51.6
Primary diagnosis candidate
Desensitization to allergens
Z51.8
Primary diagnosis candidate
Other specified medical care
Z51.9
Primary diagnosis candidate
Medical care, 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.
