ICD-10-CM code "T58.9": Toxic effect of carbon monoxide from unspecified source (2024)

Excludes

1. Injury, poisoning and certain other consequences of external causes (S00-T88)

   Type 1birth trauma (P10-P15)

   Type 1obstetric trauma (O70-O71)

2. Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)

   Type 1contact with and (suspected) exposure to toxic substances (Z77.-)

3. Toxic effect of carbon monoxide (T58)
4. Toxic effect of carbon monoxide from unspecified source (T58.9)

Includes

1. Injury, poisoning and certain other consequences of external causes (S00-T88)
2. Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)
3. Toxic effect of carbon monoxide (T58)

   Includesasphyxiation from carbon monoxide

   Includestoxic effect of carbon monoxide from all sources

4. Toxic effect of carbon monoxide from unspecified source (T58.9)

Subcategories

• Toxic effect of carbon monoxide from unspecified source, accidental (unintentional) (T58.91)
• Toxic effect of carbon monoxide from unspecified source, intentional self-harm (T58.92)
• Toxic effect of carbon monoxide from unspecified source, assault (T58.93)
• Toxic effect of carbon monoxide from unspecified source, undetermined (T58.94)