In simple words: This code is used when someone has accidentally been poisoned by a type of antibiotic called a cephalosporin or other similar medicine, and this is a follow-up visit after the initial treatment for the poisoning.

This code signifies a subsequent encounter for accidental poisoning resulting from cephalosporins or other beta-lactam antibiotics.It indicates that the patient has already received treatment for the initial poisoning event and is now experiencing further complications or requiring additional care related to the same incident. The diagnosis excludes intentional self-harm,antineoplastic antibiotics, and topically applied antibiotics (ear, nose, throat, or eye).

Example 1: A patient presents to the emergency department after accidentally ingesting a cephalosporin antibiotic. After initial treatment, the patient is discharged but returns a week later with persistent nausea and abdominal discomfort related to the poisoning., A child is accidentally exposed to a spilled cephalosporin medicine at home.Initial treatment involved decontamination. A later visit documents ongoing digestive upset. , A patient receiving intravenous cephalosporin medication develops an allergic reaction and requires further management for anaphylaxis symptoms.

Documentation should include details of the accidental ingestion or exposure to the cephalosporin or beta-lactam antibiotic, the initial treatment provided, the date and time of the subsequent encounter, a description of the patient's symptoms, and any laboratory test results.

** This code is part of the broader category of poisoning and should be used cautiously, ensuring accurate documentation of the circumstances to differentiate from intentional self-harm or adverse reactions to other medication.