A56Other sexually transmitted chlamydial 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 A56 directly
Use the most specific code supported by the record.
- Official Vietnamese name
- Bệnh khác do chlamydia lây truyền qua đường tình dục
- Additional WHO coding guidance
- Incl.: sexually transmitted diseases due to Chlamydia trachomatis Excl.: chlamydial: lymphogranuloma (A55) neonatal: conjunctivitis (P39.1) pneumonia (P23.1) conditions classified to A74.-
Related A56 codes
A56.0
Primary diagnosis candidate
Chlamydial infection of lower genitourinary tract
A56.1
Primary diagnosis candidate
Chlamydial infection of pelviperitoneum and other genitourinary organs
A56.2
Primary diagnosis candidate
Chlamydial infection of genitourinary tract, unspecified
A56.3
Primary diagnosis candidate
Chlamydial infection of anus and rectum
A56.4
Primary diagnosis candidate
Chlamydial infection of pharynx
A56.8
Primary diagnosis candidate
Sexually transmitted chlamydial infection of other sites
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.
