| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Cardiac catheterization, right heart and retrograde left | Is a | Catheterization of both left and right heart | true | Inferred relationship | Existential restriction modifier |  |  | 
| Cardiac catheterization, right heart and retrograde left | Direct device | Vascular catheter | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Implantation - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Direct device | Catheter, device | false | Inferred relationship | Existential restriction modifier |  |  | 
| Cardiac catheterization, right heart and retrograde left | Procedure site | Structure of right side of heart | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Procedure site | Structure of left side of heart | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Direct device | Appliance | false | Inferred relationship | Existential restriction modifier |  |  | 
| Cardiac catheterization, right heart and retrograde left | Procedure site | Body structure | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Using | Catheter, device | false | Inferred relationship | Existential restriction modifier |  |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Direct device | Catheter, device | false | Inferred relationship | Existential restriction modifier |  |  | 
| Cardiac catheterization, right heart and retrograde left | Direct device | Implant, device | false | Inferred relationship | Existential restriction modifier |  |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Procedure site | Heart structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Procedure site - Indirect | Structure of right side of heart | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Procedure site - Indirect | Structure of left side of heart | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Method | Insertion - action | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Cardiac catheterization, right heart and retrograde left | Direct device | Vascular catheter | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Cardiac catheterization, right heart and retrograde left | Direct device | Vascular catheter | true | Inferred relationship | Existential restriction modifier | 2 |  |