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G92.05

Billable

Immune effector cell-associated neurotoxicity syndrome, grade 5

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

What This Code Means

A life-threatening neurological side effect from immunotherapy treatment representing the most severe level of immune-related brain toxicity.

Coding Tips

  • •Grade 5 indicates fatal outcome; verify this code is used only when death has occurred
  • •Ensure proper sequencing with the underlying malignancy and immunotherapy treatment codes

Code Hierarchy

└G92Toxic encephalopathy└G92.0Immune effector cell-associated neurotoxicity syndrome└G92.05Immune effector cell-associated neurotoxicity syndrome, grade 5
└G92.05Immune effector cell-associated neurotoxicity syndrome, grade 5

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