| Section | 0 | Medical and Surgical |
| Body System | W | Anatomical Regions, General |
| Operation | 9 | Drainage: Taking or letting out fluids and/or gases from a body part |
| Body Part 0 Head 1 Cranial Cavity 2 Face 3 Oral Cavity and Throat 4 Upper Jaw 5 Lower Jaw 6 Neck 8 Chest Wall 9 Pleural Cavity, Right B Pleural Cavity, Left C Mediastinum D Pericardial Cavity F Abdominal Wall G Peritoneal Cavity H Retroperitoneum J Pelvic Cavity K Upper Back L Lower Back M Perineum, Male N Perineum, Female |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic |
Device 0 Drainage Device |
Qualifier Z No Qualifier |
| Body Part 0 Head 1 Cranial Cavity 2 Face 3 Oral Cavity and Throat 4 Upper Jaw 5 Lower Jaw 6 Neck 8 Chest Wall 9 Pleural Cavity, Right B Pleural Cavity, Left C Mediastinum D Pericardial Cavity F Abdominal Wall G Peritoneal Cavity H Retroperitoneum J Pelvic Cavity K Upper Back L Lower Back M Perineum, Male N Perineum, Female |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic |
Device Z No Device |
Qualifier X Diagnostic Z No Qualifier |