O22Venous complications and haemorrhoids in pregnancy
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 O22 directly
Use the most specific code supported by the record.
- Chapter XV
- Pregnancy, childbirth and the puerperium
- Official Vietnamese name
- Biến chứng tĩnh mạch và/hoặc trĩ trong thai kỳ
- Additional WHO coding guidance
- Excl.: obstetric pulmonary embolism (O88.-) the listed conditions as complications of: abortion or ectopic or molar pregnancy (O00-O07, O08.7) childbirth and the puerperium (O87.-)
Related O22 codes
O22.0
Primary diagnosis candidate
Varicose veins of lower extremity in pregnancy
O22.1
Primary diagnosis candidate
Genital varices in pregnancy
O22.2
Primary diagnosis candidate
Superficial thrombophlebitis in pregnancy
O22.3
Primary diagnosis candidate
Deep phlebothrombosis in pregnancy
O22.4
Primary diagnosis candidate
Haemorrhoids in pregnancy
O22.5
Primary diagnosis candidate
Cerebral venous thrombosis in pregnancy
O22.8
Primary diagnosis candidate
Other venous complications in pregnancy
O22.9
Primary diagnosis candidate
Venous complication in pregnancy, 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.
