| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Open biopsy of lesion of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Acquired obstruction of pylorus | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Biopsy of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Biopsy of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Open biopsy of lesion of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Acquired obstruction of pylorus | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Biopsy of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Open biopsy of lesion of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 4 | 
| Acquired obstruction of pylorus | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Other specified congenital pyloric obstruction | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Other specified congenital pyloric obstruction | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Congenital pyloric obstruction NOS | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Congenital pyloric obstruction NOS | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Repair of congenital atresia of pylorus | Procedure site - Direct (attribute) | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Open biopsy of lesion of pylorus | Procedure site - Direct (attribute) | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Repair of perforation of pylorus | Procedure site - Direct (attribute) | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Biopsy of pylorus | Procedure site - Direct (attribute) | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Repair of perforated pyloric ulcer | Procedure site - Indirect (attribute) | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Repair of perforated pyloric ulcer | Procedure site - Direct (attribute) | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Omental patch repair of perforated pyloric ulcer (procedure) | Procedure site - Indirect (attribute) | True | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Omental patch repair of perforated pyloric ulcer (procedure) | Procedure site - Direct (attribute) | True | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Acquired obstruction of pylorus (disorder) | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Adult hypertrophic pyloric stenosis | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Other specified congenital pyloric obstruction | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Other specified congenital pyloric obstruction | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Congenital pyloric obstruction NOS | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Congenital pyloric obstruction NOS | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Parietal cell vagotomy with pyloroplasty and gastrostomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Parietal cell vagotomy with pyloroplasty and gastrostomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 5 | 
| Other specified congenital pyloric obstruction | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Other specified congenital pyloric obstruction | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Congenital pyloric obstruction NOS | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Congenital pyloric obstruction NOS | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Parietal cell vagotomy with pyloroplasty and gastrostomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Parietal cell vagotomy with pyloroplasty and gastrostomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 4 | 
| Other specified congenital pyloric obstruction | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Other specified congenital pyloric obstruction | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Congenital pyloric obstruction NOS | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Congenital pyloric obstruction NOS | Finding site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Pyloromyotomy and wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Ramstedt operation, pyloromyotomy with wedge resection | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 2 | 
| Endoscopic dilation of sphincter of pylorus by incision | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 | 
| Laparoscopic pyloromyotomy | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 3 | 
| Endoscopic dilation of pylorus | Procedure site | False | Pyloric structure of stomach | Inferred relationship | Some | 1 |