Effects of foreign body entering through natural orifice (T15-T19)
T17: Foreign body in respiratory tract

sevenChrNote
The appropriate 7th character is to be added to each code from category T17

sevenChrDef
A: initial encounter
D: subsequent encounter
S: sequela
T17.0: Foreign body in nasal sinus
T17.1: Foreign body in nostril
T17.2: Foreign body in pharynx
T17.3: Foreign body in larynx
T17.4: Foreign body in trachea
T17.5: Foreign body in bronchus
T17.8: Foreign body in other parts of respiratory tract
T17.9: Foreign body in respiratory tract, part unspecified

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