Z36.5Antenatal screening for isoimmunization
Code usage status
Primary diagnosis
May be used as the primary diagnosis
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Complete code in the classification
Use when the diagnosis matches and no exclusion applies.
- Official Vietnamese name
- Khám sàng lọc trước sinh về miễn dịch đồng loại
Related Z36 codes
Z36
Antenatal screening
Z36.0
Primary diagnosis candidate
Antenatal screening for chromosomal anomalies
Z36.1
Primary diagnosis candidate
Antenatal screening for raised alphafetoprotein level
Z36.2
Primary diagnosis candidate
Other antenatal screening based on amniocentesis
Z36.3
Primary diagnosis candidate
Antenatal screening for malformations using ultrasound and other physical methods
Z36.4
Primary diagnosis candidate
Antenatal screening for fetal growth retardation using ultrasound and other physical methods
Z36.8
Primary diagnosis candidate
Other antenatal screening
Z36.9
Primary diagnosis candidate
Antenatal screening, 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.
