| Section | 0 | Medical and Surgical |
| Body System | W | Anatomical Regions, General |
| Operation | C | Extirpation: Taking or cutting out solid matter from a body part |
| Body Part 1 Cranial Cavity 3 Oral Cavity and Throat 9 Pleural Cavity, Right B Pleural Cavity, Left C Mediastinum D Pericardial Cavity G Peritoneal Cavity J Pelvic Cavity |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic X External |
Device Z No Device |
Qualifier Z No Qualifier |
| Body Part P Gastrointestinal Tract Q Respiratory Tract R Genitourinary Tract |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic 7 Via Natural or Artificial Opening 8 Via Natural or Artificial Opening Endoscopic X External |
Device Z No Device |
Qualifier Z No Qualifier |