| ICD-10 Code | Description |
| T48.901A | Poisoning by unspecified agents primarily acting on the respiratory system, accidental (unintentional), initial encounter |
| T48.901D | Poisoning by unspecified agents primarily acting on the respiratory system, accidental (unintentional), subsequent encounter |
| T48.901S | Poisoning by unspecified agents primarily acting on the respiratory system, accidental (unintentional), sequela |
| T48.902A | Poisoning by unspecified agents primarily acting on the respiratory system, intentional self-harm, initial encounter |
| T48.902D | Poisoning by unspecified agents primarily acting on the respiratory system, intentional self-harm, subsequent encounter |
| T48.902S | Poisoning by unspecified agents primarily acting on the respiratory system, intentional self-harm, sequela |
| T48.903A | Poisoning by unspecified agents primarily acting on the respiratory system, assault, initial encounter |
| T48.903D | Poisoning by unspecified agents primarily acting on the respiratory system, assault, subsequent encounter |
| T48.903S | Poisoning by unspecified agents primarily acting on the respiratory system, assault, sequela |
| T48.904A | Poisoning by unspecified agents primarily acting on the respiratory system, undetermined, initial encounter |
| T48.904D | Poisoning by unspecified agents primarily acting on the respiratory system, undetermined, subsequent encounter |
| T48.904S | Poisoning by unspecified agents primarily acting on the respiratory system, undetermined, sequela |
| T48.905A | Adverse effect of unspecified agents primarily acting on the respiratory system, initial encounter |
| T48.905D | Adverse effect of unspecified agents primarily acting on the respiratory system, subsequent encounter |
| T48.905S | Adverse effect of unspecified agents primarily acting on the respiratory system, sequela |
| T48.906A | Underdosing of unspecified agents primarily acting on the respiratory system, initial encounter |
| T48.906D | Underdosing of unspecified agents primarily acting on the respiratory system, subsequent encounter |
| T48.906S | Underdosing of unspecified agents primarily acting on the respiratory system, sequela |
