C38Malignant neoplasm of heart, mediastinum and pleura
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 C38 directly
Use the most specific code supported by the record.
- Chapter II
- Neoplasms
- Group C00-C97
- Malignant neoplasms U ác tính
- Official Vietnamese name
- U ác tính ở tim, trung thất và/hoặc màng phổi
- Additional WHO coding guidance
- Excl.: mesothelioma (C45.-)
Related C38 codes
C38.0
Primary diagnosis candidate
Heart
C38.1
Primary diagnosis candidate
Anterior mediastinum
C38.2
Primary diagnosis candidate
Posterior mediastinum
C38.3
Primary diagnosis candidate
Mediastinum, part unspecified
C38.4
Primary diagnosis candidate
Pleura
C38.8
Primary diagnosis candidate
Overlapping lesion of heart, mediastinum and pleura
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.
