Retain (old) intraoc fb, nonmag, in oth or mult sites, l eye

This code describes the presence of a non-magnetic foreign object that has been lodged within the left eye for an extended period. This foreign body is located in a site other than the anterior chamber, iris, ciliary body, lens, vitreous body, or posterior wall, or is present in multiple intraocular locations. The "retained (old)" designation indicates that the foreign body is not a recent injury.

Use this code when documentation clearly indicates a non-magnetic foreign body has been retained within the left eye, and its location is specified as "other" or "multiple" intraocular sites. This typically applies to chronic cases where the foreign object has been present for some time and is not acutely related to a recent trauma. Supporting documentation should specify the non-magnetic nature and the specific intraocular location(s).

• Ensure documentation specifies "nonmagnetic" and "retained (old)" to differentiate from acute foreign bodies or magnetic ones.
• Verify the exact intraocular location; this code is specific to "other or multiple sites" within the left eye.
• Do not use for foreign bodies of the conjunctiva or cornea; these have separate codes.