Under what circumstances should T36-T65 codes be sequenced first?

The T36-T65 codes are specific to adverse effects, poisoning, and toxic effects of substances, which makes them crucial when a condition arises due to ingestion, inhalation, or exposure to toxic substances. These codes identify the nature of the injury or condition resulting from such exposures and are significant in clinical documentation and treatment planning.

When a patient presents with a condition that has been caused by poisoning, it is essential to sequence these codes first. This prioritization ensures that the underlying cause of the medical issue is clearly documented, allowing for appropriate treatment and follow-up care. The inclusion of T36-T65 codes in the primary position is vital for coding accuracy and directing specific health interventions needed to manage the poisoning effectively.