Gastrointestinal System
- 0D1 - Bypass
- 0D2 - Change
- 0D5 - Destruction
- 0D7 - Dilation
- 0D8 - Division
- 0D9 - Drainage
- 0DB - Excision
- 0DC - Extirpation
- 0DD - Extraction
- 0DF - Fragmentation
- 0DH - Insertion
- 0DJ - Inspection
- 0DL - Occlusion
- 0DM - Reattachment
- 0DN - Release
- 0DP - Removal
- 0DQ - Repair
- 0DR - Replacement
- 0DS - Reposition
- 0DT - Resection
- 0DU - Supplement
- 0DV - Restriction
- 0DW - Revision
- 0DX - Transfer
- 0DY - Transplantation