Category: G92 - Toxic encephalopathy

 Chapter Notes

 G92

Toxic encephalopathy

 G92.0

Immune effector cell-associated neurotoxicity syndrome

Code first underlying cause such as:

complications of immune effector cellular therapy (T80.82)

Code also, if applicable, associated signs and symptoms, such as:

cerebral edema (G93.6)

unspecified convulsions (R56.9)

 G92.00

Immune effector cell-associated neurotoxicity syndrome, grade unspecified

ICANS, grade unspecified

 G92.01

Immune effector cell-associated neurotoxicity syndrome, grade 1

ICANS, grade 1

 G92.02

Immune effector cell-associated neurotoxicity syndrome, grade 2

ICANS, grade 2

 G92.03

Immune effector cell-associated neurotoxicity syndrome, grade 3

ICANS, grade 3

 G92.04

Immune effector cell-associated neurotoxicity syndrome, grade 4

ICANS, grade 4

 G92.05

Immune effector cell-associated neurotoxicity syndrome, grade 5

ICANS, grade 5

 G92.8

Other toxic encephalopathy

Toxic encephalitis

Toxic metabolic encephalopathy

Code first poisoning due to drug or toxin, if applicable, (T36-T65 with fifth or sixth character 1-4)

Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

 G92.9

Unspecified toxic encephalopathy

Code first poisoning due to drug or toxin, if applicable, (T36-T65 with fifth or sixth character 1-4)

Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)