| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Structure of common atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Is a | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier |  | 
| Structure of left atrioventricular (non-mitral) valve papillary muscle | Is a | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier |  | 
| Structure of right atrioventricular (non-tricuspid) valve papillary muscle | Is a | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier |  | 
| Shortening operation on atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Lengthening operation on atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 3 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Operation on atrioventricular papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 3 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 3 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 3 | 
| Shortening operation on atrioventricular valve papillary muscle | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Lengthening operation on atrioventricular valve papillary muscle | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Shortening operation on atrioventricular valve papillary muscle | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Operation on atrioventricular papillary muscle | Procedure site | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Lengthening operation on atrioventricular valve papillary muscle | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Reimplantation of atrioventricular valve papillary muscle | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital abnormality of atrioventricular valve papillary muscle in atrioventricular septal defect | Finding site | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital abnormality of atrioventricular valve papillary muscle in atrioventricular septal defect | Finding site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier | 2 | 
| Entire atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Is a | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve papillary muscle | Inferred relationship | Existential restriction modifier |  |