Oth foreign object in larynx causing asphyxiation, subs

This code signifies a patient presenting for follow-up care related to a previous episode of asphyxiation caused by an object lodged in their voice box, excluding food. The foreign object has been removed, but the patient is still experiencing residual effects or requires ongoing monitoring.

Apply this code when a patient returns for evaluation or treatment after an initial event where a non-food foreign body in the larynx led to asphyxia. This includes scenarios such as persistent cough, vocal cord damage, or psychological distress stemming from the prior incident, following the removal of the foreign object.

• Always assign a "subsequent encounter" seventh character for follow-up care after the initial treatment of the foreign body.
• Ensure documentation clearly specifies the foreign object was not food to differentiate from other T17 codes.
• Consider additional codes for any lingering symptoms or complications, such as dysphonia or laryngeal edema.