Head and Facial Bones
0N2 Change
0N5 Destruction
0N8 Division
0N9 Drainage
0NB Excision
0NC Extirpation
0ND Extraction
0NH Insertion
0NJ Inspection
0NN Release
0NP Removal
0NQ Repair
0NR Replacement
0NS Reposition
0NT Resection
0NU Supplement
0NW Revision