| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Erosion of stomach with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Chronic gastric ulcer with haemorrhage and with obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Peptic ulcer with haemorrhage AND perforation | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Bleeding superficial ulcer | Is a | True | Bleeding ulcer | Inferred relationship | Some |  | 
| Prepyloric ulcer with haemorrhage | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Endoscopic injection haemostasis of duodenal ulcer | Indirect morphology | True | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Duodenal ulcer with haemorrhage, with perforation AND with obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Acute duodenal ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Duodenal ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Acute gastric ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Gastric ulcer with haemorrhage, with perforation and with obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Duodenal ulcer with haemorrhage AND obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastric ulcer with haemorrhage AND perforation but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Duodenal ulcer with haemorrhage AND perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Duodenal ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Chronic duodenal ulcer with haemorrhage AND obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Duodenal ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Chronic duodenal ulcer with haemorrhage AND perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Acute duodenal ulcer with haemorrhage, with perforation AND with obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Acute gastric ulcer with haemorrhage and obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Acute gastric ulcer with haemorrhage and perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 4 | 
| Acute duodenal ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Acute gastric ulcer with haemorrhage, with perforation and with obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Chronic duodenal ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastric ulcer with haemorrhage and perforation | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Acute duodenal ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Acute gastric ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Chronic gastric ulcer with haemorrhage and with perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Chronic duodenal ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Chronic gastric ulcer with haemorrhage, with perforation and with obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Chronic duodenal ulcer with haemorrhage, with perforation AND with obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Acute duodenal ulcer with haemorrhage AND perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Acute duodenal ulcer with haemorrhage AND obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Chronic duodenal ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Gastric ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastric ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastric ulcer with haemorrhage and obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Acute gastric ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Chronic bleeding ulcer | Is a | True | Bleeding ulcer | Inferred relationship | Some |  | 
| Acute bleeding ulcer | Is a | True | Bleeding ulcer | Inferred relationship | Some |  | 
| Bleeding stress ulcer of stomach | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Acute peptic ulcer with haemorrhage and perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Acute peptic ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Acute peptic ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Peptic ulcer with haemorrhage, with perforation AND with obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Acute peptic ulcer with haemorrhage, with perforation AND with obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Acute peptic ulcer with haemorrhage AND obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 4 | 
| Acute peptic ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Peptic ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Peptic ulcer with haemorrhage AND perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Peptic ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Peptic ulcer with haemorrhage AND obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 4 | 
| Peptic ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Duodenal ulcer with haemorrhage AND obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Duodenal ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastrojejunal ulcer with haemorrhage AND obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Duodenal ulcer with haemorrhage, with perforation AND with obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Duodenal ulcer with haemorrhage AND perforation | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastrojejunal ulcer with haemorrhage and with perforation but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastric ulcer with haemorrhage but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastrojejunal ulcer with haemorrhage | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Duodenal ulcer with haemorrhage but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Duodenal ulcer with haemorrhage | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Bleeding ulcer of oesophagus | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastric ulcer with haemorrhage | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastrojejunal ulcer with haemorrhage but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Incision of stomach and suture of bleeding gastric ulcer | Direct morphology | True | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Chronic gastrojejunal ulcer with haemorrhage, with perforation and with obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 4 | 
| Chronic peptic ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 4 | 
| Chronic gastrojejunal ulcer with haemorrhage and perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 4 | 
| Chronic gastrojejunal ulcer with haemorrhage and with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Gastrojejunal ulcer with haemorrhage, with perforation and with obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Acute gastrojejunal ulcer with haemorrhage, with perforation and with obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Chronic gastrojejunal ulcer with haemorrhage but without perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Acute gastrojejunal ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Acute gastrojejunal ulcer with haemorrhage and with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Acute gastrojejunal ulcer with haemorrhage and obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 4 | 
| Acute gastrojejunal ulcer with haemorrhage and perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 4 | 
| Gastrojejunal ulcer with haemorrhage and with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Chronic gastrojejunal ulcer with haemorrhage and obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Peptic ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Peptic ulcer with haemorrhage but without obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Peptic ulcer with haemorrhage AND obstruction | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Peptic ulcer with haemorrhage | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Chronic peptic ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Chronic peptic ulcer with haemorrhage, with perforation AND with obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 4 | 
| Chronic peptic ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Chronic peptic ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Chronic peptic ulcer with haemorrhage AND obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Chronic peptic ulcer with haemorrhage AND perforation | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Acute haemorrhagic ulcer of rectum | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Gastrojejunal ulcer with haemorrhage AND obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Chronic gastrojejunal ulcer with haemorrhage and with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 109 | 
| Gastrojejunal ulcer with haemorrhage but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Bleeding ulcer of oesophagus | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Chronic gastrojejunal ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 3 | 
| Acute gastrojejunal ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Gastrojejunal ulcer with haemorrhage AND perforation | Associated morphology | True | Bleeding ulcer | Inferred relationship | Some | 2 | 
| Acute gastrojejunal ulcer with haemorrhage and with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 109 | 
| Chronic gastric ulcer with haemorrhage AND with perforation but without obstruction | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 | 
| Gastrojejunal ulcer with haemorrhage | Associated morphology | False | Bleeding ulcer | Inferred relationship | Some | 1 |