VITiếng Việt
ICD-10 Vietnam

B40Blastomycosis

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 B40 directly

Use the most specific code supported by the record.

Chapter I
Certain infectious and parasitic diseases
Group B35-B49
Mycoses
Official Vietnamese name
Bệnh do nhiễm nấm blastomyces
Additional WHO coding guidance
Excl.: Brazilian blastomycosis (B41.-) keloidal blastomycosis (B48.0)

Related B40 codes

B40.0 Primary diagnosis candidate Acute pulmonary blastomycosis B40.1 Primary diagnosis candidate Chronic pulmonary blastomycosis B40.2 Primary diagnosis candidate Pulmonary blastomycosis, unspecified B40.3 Primary diagnosis candidate Cutaneous blastomycosis B40.7 Primary diagnosis candidate Disseminated blastomycosis B40.8 Primary diagnosis candidate Other forms of blastomycosis B40.9 Primary diagnosis candidate Blastomycosis, 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.