T17.90 - Unspecified foreign body in respiratory tract, part unspecified T17.9 - Foreign body in respiratory tract, part unspecified T17.90 - Unspecified foreign body in respiratory tract, part unspecified T17.900 - Unspecified foreign body in respiratory tract, part unspecified causing asphyxiation T17.908 - Unspecified foreign body in respiratory tract, part unspecified causing other injury