D48Neoplasm of uncertain or unknown behaviour of other and unspecified sites
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 D48 directly
Use the most specific code supported by the record.
- Chapter II
- Neoplasms
- Group D37-D48
- Neoplasms of uncertain or unknown behaviour
- Official Vietnamese name
- U tân sinh không tiên lượng được tiến triển và tính chất ở vị trí khác và/hoặc không xác định
- Additional WHO coding guidance
- Excl.: neurofibromatosis (nonmalignant) (Q85.0)
Related D48 codes
D48.0
Primary diagnosis candidate
Bone and articular cartilage
D48.1
Primary diagnosis candidate
Connective and other soft tissue
D48.2
Primary diagnosis candidate
Peripheral nerves and autonomic nervous system
D48.3
Primary diagnosis candidate
Retroperitoneum
D48.4
Primary diagnosis candidate
Peritoneum
D48.5
Primary diagnosis candidate
Skin
D48.6
Primary diagnosis candidate
Breast
D48.7
Primary diagnosis candidate
Other specified sites
D48.9
Primary diagnosis candidate
Neoplasm of uncertain or unknown behaviour, 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.
