0WCH4
| Pos | Category | Selected Element & Definition |
|---|---|---|
| 0 | Section |
Medical and Surgical
|
| W | Body System |
Anatomical Regions, General
|
| C | Operation |
Extirpation
Taking or cutting out solid matter from a body part
|
| H | Body Part |
Retroperitoneum
|
| 4 | Approach |
Percutaneous Endoscopic
|