| ICD-10 Code | Description |
| T45.3X1A | Poisoning by enzymes, accidental (unintentional), initial encounter |
| T45.3X1D | Poisoning by enzymes, accidental (unintentional), subsequent encounter |
| T45.3X1S | Poisoning by enzymes, accidental (unintentional), sequela |
| T45.3X2A | Poisoning by enzymes, intentional self-harm, initial encounter |
| T45.3X2D | Poisoning by enzymes, intentional self-harm, subsequent encounter |
| T45.3X2S | Poisoning by enzymes, intentional self-harm, sequela |
| T45.3X3A | Poisoning by enzymes, assault, initial encounter |
| T45.3X3D | Poisoning by enzymes, assault, subsequent encounter |
| T45.3X3S | Poisoning by enzymes, assault, sequela |
| T45.3X4A | Poisoning by enzymes, undetermined, initial encounter |
| T45.3X4D | Poisoning by enzymes, undetermined, subsequent encounter |
| T45.3X4S | Poisoning by enzymes, undetermined, sequela |
| T45.3X5A | Adverse effect of enzymes, initial encounter |
| T45.3X5D | Adverse effect of enzymes, subsequent encounter |
| T45.3X5S | Adverse effect of enzymes, sequela |
| T45.3X6A | Underdosing of enzymes, initial encounter |
| T45.3X6D | Underdosing of enzymes, subsequent encounter |
| T45.3X6S | Underdosing of enzymes, sequela |
