Effects of foreign body entering through natural orifice (T15-T19)
T15: Foreign body on external eye

excludes2
foreign body in penetrating wound of orbit and eye ball (S05.4-, S05.5-)
open wound of eyelid and periocular area (S01.1-)
retained foreign body in eyelid (H02.8-)
retained (old) foreign body in penetrating wound of orbit and eye ball (H05.5-, H44.6-, H44.7-)
superficial foreign body of eyelid and periocular area (S00.25-)

sevenChrNote
The appropriate 7th character is to be added to each code from category T15

sevenChrDef
A: initial encounter
D: subsequent encounter
S: sequela
T15.0: Foreign body in cornea
T15.1: Foreign body in conjunctival sac
T15.8: Foreign body in other and multiple parts of external eye
T15.9: Foreign body on external eye, part unspecified

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