Poisoning by chloramphenicol group, accidental, subs

This code signifies an accidental overdose or adverse reaction to chloramphenicol, an antibiotic, occurring during a follow-up visit or ongoing treatment. The patient is experiencing the effects of the poisoning, but the initial treatment has already been rendered.

Use this code when a patient presents for continued management of symptoms related to an unintentional chloramphenicol poisoning after the initial encounter. This includes follow-up appointments for monitoring organ function, managing persistent side effects, or adjusting treatment plans for the poisoning.

• Ensure the poisoning is explicitly documented as accidental or unintentional.
• Verify that this is a subsequent encounter, meaning the patient is receiving care for the poisoning beyond the initial presentation.
• Always code the specific manifestation(s) of the poisoning first, if applicable, followed by this code.