Monteggia's fracture of left ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC
monteggia's fracture of left ulna, initial encounter for open fracture type iiia, iiib, or iiic
Monteggia's fx left ulna, init for opn fx type 3A/B/C
monteggia's fx left ulna, init for opn fx type 3a/b/c