09B50
| Pos | Category | Selected Element & Definition |
|---|---|---|
| 0 | Section |
Medical and Surgical
|
| 9 | Body System |
Ear, Nose, Sinus
|
| B | Operation |
Excision
Cutting out or off, without replacement, a portion of a body part
|
| 5 | Body Part |
Middle Ear, Right
|
| 0 | Approach |
Open
|