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G04.32

Billable

Postimmunization acute necrotizing hemorrhagic encephalopathy

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A severe brain inflammation with bleeding and tissue death that develops as a rare complication following a vaccination.

Coding Tips

  • Document the specific vaccine administered and the time interval between vaccination and symptom onset
  • Code the vaccine received using appropriate external cause codes if required by reporting guidelines

Use Additional Code

  • code to identify the vaccine (T50.A-, T50.B-, T50.Z-)

Code Hierarchy

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