| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Cleft soft palate, bilateral | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 | 
| Tumor of esophagus, stomach and duodenum | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Tumour-like lesion of oesophagus, stomach and duodenum | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Malignant tumor of esophagus, stomach and duodenum | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Benign neoplasm of oesophagus, stomach and/or duodenum | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Fiberoptic endoscopic dilation of upper gastrointestinal tract | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Candidiasis of mouth and esophagus | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Esophageal, stomach and duodenal diseases | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Central incomplete cleft palate | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Central complete cleft palate | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 | 
| Congenital malformation of upper alimentary tract | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Esophagus to intrathoracic anastomosis | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Esophagus to antesternal anastomosis | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Gastric anastomosis revision | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Indigestion symptom NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Nausea NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Vomiting NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Fiberoptic endoscopic destruction of lesion of upper gastrointestinal tract NEC | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Other specified fiberoptic endoscopic extirpation of lesion of upper gastrointestinal tract | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 | 
| Fiberoptic endoscopic extirpation of lesion of upper gastrointestinal tract NOS | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Other specified operations on upper digestive tract | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Upper digestive tract operations NOS | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Fibreoptic endoscopic snare resection of lesion of upper gastrointestinal tract | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Fibreoptic endoscopic cauterisation of lesion of upper gastrointestinal tract | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Fiberoptic endoscopic sclerotherapy to lesion of upper gastrointestinal tract | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Candidiasis of mouth and esophagus NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Psychogenic vomiting NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Acute peptic ulcer unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Acute peptic ulcer NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Chronic peptic ulcer unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Chronic peptic ulcer NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Unspecified peptic ulcer | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Unspecified peptic ulcer without mention of complication | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Unspecified peptic ulcer with hemorrhage | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Unspecified peptic ulcer with perforation | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Unspecified peptic ulcer with hemorrhage and perforation | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Unspecified peptic ulcer with obstruction | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Unspecified peptic ulcer with unspecified hemorrhage and/or perforation | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Unspecified peptic ulcer NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Peptic ulcer NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Persistent vomiting NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Other stomach and duodenal disorders | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Other stomach and duodenal disorders NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Stomach and duodenal disorders NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Other specified disorders of esophagus, stomach or duodenum | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Esophageal, stomach or duodenal disorder NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| [X]Diseases of esophagus, stomach and duodenum | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| [X]Other specified diseases of stomach and duodenum | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Mild hyperemesis unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Mild hyperemesis gravidarum NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Hyperemesis gravidarum with metabolic disturbance unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Hyperemesis gravidarum with metabolic disturbance NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Late pregnancy vomiting unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Late pregnancy vomiting NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Other pregnancy vomiting | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Other pregnancy vomiting unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Other pregnancy vomiting - delivered | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Other pregnancy vomiting - not delivered | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Other pregnancy vomiting NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Unspecified pregnancy vomiting | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Unspecified pregnancy vomiting unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Unspecified pregnancy vomiting - delivered | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Unspecified pregnancy vomiting - not delivered | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Unspecified pregnancy vomiting NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Cleft palate NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Cleft lip, unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Cleft lip NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Cleft palate with cleft lip, unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Cleft palate with cleft lip NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 | 
| Cleft palate or cleft lip NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Other tongue anomalies | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Anomaly of tongue, unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Other tongue anomalies NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 | 
| Other pharynx anomalies | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Other pharynx anomalies NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Other specified upper alimentary tract anomaly | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Upper alimentary tract anomalies NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Congenital pigmentary skin anomaly NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| [X]Cleft palate, unspecified, bilateral | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 | 
| [X]Unspecified cleft palate with cleft lip, bilateral | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 4 | 
| [X]Other congenital malformations of tongue | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| [X]Other congenital malformations of pharynx | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| [X]Other specified congenital malformations of upper alimentary tract | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Foreign body in mouth, esophagus and stomach NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Motion sickness NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Indigestion NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Cleft hard palate NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Cleft soft palate NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 2 | 
| Peptic ulcer - (PU) site unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Vomiting of pregnancy NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Cleft palate, unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Other congenital anomaly of palate | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 | 
| Anomalies of upper alimentary tract NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Travel sickness, unspecified | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Complete cleft palate NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 | 
| Incomplete cleft palate NOS | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Upper gastrointestinal tract series | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Barium meal and follow through | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 1 | 
| Vomiting in newborn | Finding site | False | Upper gastrointestinal tract structure | Inferred relationship | Some |  | 
| Esophageal motility study with acid perfusion studies | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 | 
| Esophageal motility study | Procedure site | False | Upper gastrointestinal tract structure | Inferred relationship | Some | 3 |