| Section | 3 | Administration |
| Body System | E | Physiological Systems and Anatomical Regions |
| Operation | 1 | Irrigation: Putting in or on a cleansing substance |
| Body System / Region 0 Skin and Mucous Membranes C Eye |
Approach 3 Percutaneous X External |
Substance 8 Irrigating Substance |
Qualifier X Diagnostic Z No Qualifier |
| Body System / Region 9 Nose B Ear F Respiratory Tract G Upper GI H Lower GI J Biliary and Pancreatic Tract K Genitourinary Tract N Male Reproductive P Female Reproductive |
Approach 3 Percutaneous 7 Via Natural or Artificial Opening 8 Via Natural or Artificial Opening Endoscopic |
Substance 8 Irrigating Substance |
Qualifier X Diagnostic Z No Qualifier |
| Body System / Region L Pleural Cavity Q Cranial Cavity and Brain R Spinal Canal S Epidural Space U Joints Y Pericardial Cavity |
Approach 3 Percutaneous |
Substance 8 Irrigating Substance |
Qualifier X Diagnostic Z No Qualifier |
| Body System / Region M Peritoneal Cavity |
Approach 3 Percutaneous |
Substance 8 Irrigating Substance |
Qualifier X Diagnostic Z No Qualifier |
| Body System / Region M Peritoneal Cavity |
Approach 3 Percutaneous |
Substance 9 Dialysate |
Qualifier Z No Qualifier |