B20Human immunodeficiency virus [HIV] disease resulting in infectious and parasitic diseases
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 B20 directly
Use the most specific code supported by the record.
- Group B20-B24
- Human immunodeficiency virus [HIV] disease
- Official Vietnamese name
- Bệnh do virus gây suy giảm miễn dịch ở người [HIV] gây ra bệnh nhiễm trùng và/hoặc ký sinh trùng
- Additional WHO coding guidance
- Excl.: acute HIV infection syndrome (B23.0)
Related B20 codes
B20.0
Primary diagnosis candidate
HIV disease resulting in mycobacterial infection
B20.1
Primary diagnosis candidate
HIV disease resulting in other bacterial infections
B20.2
Primary diagnosis candidate
HIV disease resulting in cytomegaloviral disease
B20.3
Primary diagnosis candidate
HIV disease resulting in other viral infections
B20.4
Primary diagnosis candidate
HIV disease resulting in candidiasis
B20.5
Primary diagnosis candidate
HIV disease resulting in other mycoses
B20.6
Primary diagnosis candidate
HIV disease resulting in Pneumocystis jirovecii pneumonia
B20.7
Primary diagnosis candidate
HIV disease resulting in multiple infections
B20.8
Primary diagnosis candidate
HIV disease resulting in other infectious and parasitic diseases
B20.9
Primary diagnosis candidate
HIV disease resulting in unspecified infectious or parasitic disease
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.
