Retained (old) foreign body in ant chamber, left eye

This code signifies the presence of a non-magnetic foreign object, which has been present for some time (old), located within the anterior chamber of the patient's left eye. This foreign body is not readily removable with a magnet and is distinct from acute foreign body presence.

Use this code when documentation clearly indicates a retained, non-magnetic foreign body in the anterior chamber of the left eye, particularly if it's noted as "old" or chronic. This typically applies to cases where the foreign body has been present for an extended period and is not causing acute symptoms requiring immediate removal.

• Ensure the documentation specifies "left eye" and "anterior chamber."
• Distinguish from acute foreign body codes (T15.0-T15.9) and magnetic foreign bodies.
• Verify the foreign body is explicitly stated as "retained" or "old" and "nonmagnetic."