G93.1Anoxic brain damage, not elsewhere classified
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.
- Chapter VI
- Diseases of the nervous system
- Group G90-G99
- Other disorders of the nervous system
- Official Vietnamese name
- Tổn thương não do thiếu oxy, không phân loại mục khác
- Additional WHO coding guidance
- Excl.: complicating: abortion or ectopic or molar pregnancy (O00- O07, O08.8) pregnancy, labour or delivery (O29.2, O74.3, O89.2) surgical and medical care (T80-T88) neonatal anoxia (P21.9)
Related G93 codes
G93
Other disorders of brain
G93.0
Primary diagnosis candidate
Cerebral cysts
G93.2
Primary diagnosis candidate
Benign intracranial hypertension
G93.3
Primary diagnosis candidate
Postviral fatigue syndrome
G93.4
Primary diagnosis candidate
Encephalopathy, unspecified
G93.5
Primary diagnosis candidate
Compression of brain
G93.6
Primary diagnosis candidate
Cerebral oedema
G93.7
Primary diagnosis candidate
Reye syndrome
G93.8
Primary diagnosis candidate
Other specified disorders of brain
G93.9
Primary diagnosis candidate
Disorder of brain, 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.
