Tox eff of nitro and oth nitric acids and esters, acc, sqla

This code signifies the long-term or residual effects resulting from an accidental overdose or exposure to nitroglycerin, other nitric acids, or their esters. These sequelae are the lasting health problems that persist after the initial acute toxic event has resolved.

Apply this code when documenting chronic conditions, permanent organ damage, or persistent neurological deficits directly attributable to a past unintentional poisoning by these substances. This is used for follow-up encounters addressing the ongoing consequences, not the initial acute poisoning.

• Always use this code as a secondary diagnosis, following the code for the specific sequela (e.g., chronic kidney disease, persistent neuropathy).
• Ensure documentation clearly links the current condition to a past accidental toxic exposure to nitroglycerin or related compounds.
• The 7th character 'S' indicates sequela, meaning the patient is no longer experiencing the acute toxic effects but rather the lasting complications.