00-99 CLASSIFICATION OF PROCEDURES
21-29 5. OPERATIONS ON THE NOSE, MOUTH, AND PHARYNX
22 Operations on nasal sinuses


22.0 Aspiration and lavage of nasal sinus

22.1 Diagnostic procedures on nasal sinus

22.2 Intranasal antrotomy
0 + Excludes
0 + Alphabetic Index entries

22.3 External maxillary antrotomy

22.4 Frontal sinusotomy and sinusectomy

22.5 Other nasal sinusotomy

22.6 Other nasal sinusectomy
0 + Includes
0 + Excludes

22.7 Repair of nasal sinus

22.9 Other operations on nasal sinuses
0 + Includes
0 + Excludes
0 + Alphabetic Index entries