| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Anastomosis of oesophagus, antesternal or antethoracic, with insertion of prosthesis | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Oesophagoesophagostomy | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Creation of subcutaneous tunnel with oesophageal anastomosis | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Partial oesophagectomy and end-to-end anastomosis of oesophagus | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of intestine | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Esophagoesophageal anastomosis, antesternal or antethoracic | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of oesophagus, antethoracic | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of stomach | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of oesophagus by intrathoracic approach | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Partial colectomy with anastomosis | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of oesophagus, antesternal or antethoracic, with insertion of rubber tube | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Roux-en-Y anastomosis of extrahepatic biliary ducts and gastrointestinal tract | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of hepatic duct to gastrointestinal tract | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Revision of interposition anastomosis of oesophagus | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Mesocaval shunt | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Mesenteric artery bypass graft | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Enterectomy with anastomosis | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Enterostomy | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Esophagoesophageal anastomosis, antesternal or antethoracic | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of oesophagus, antethoracic | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of oesophagus by intrathoracic approach | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of oesophagus, antesternal or antethoracic, with insertion of rubber tube | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Revision of oesophageal anastomosis | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Bypass of oesophagus | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Partial oesophagectomy and end-to-end anastomosis of oesophagus | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Anastomosis of pharynx to oesophagus | Is a | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| Revision of interposition anastomosis of oesophagus | Is a | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some |  | 
| H/O: gastrointestinal tract bypass | Associated procedure | False | Gastrointestinal anastomosis procedure | Inferred relationship | Some | 1 | 
| H/O: gastrointestinal tract bypass | Associated procedure | True | Gastrointestinal anastomosis procedure | Inferred relationship | Some | 1 |