| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Stripping and ligation of veins of leg | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Stripping and ligation of great saphenous vein | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Ligation, division and complete stripping of long saphenous veins | Method | True | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Ligation, division and complete stripping of short saphenous veins | Method | True | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Stripping and ligation | Method | True | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 5 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 5 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 5 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 2 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 2 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 2 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 2 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | True | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 3 | 
| Ligation, division and complete stripping of long and short saphenous veins | Method | True | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Stripping and ligation of great saphenous vein | Method | True | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Stripping and ligation of veins of leg | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Stripping and ligation of vein of lower limb | Method | True | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| Stripping and ligation of vein of lower leg | Method | True | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 1 | 
| High ligation and stripping of long saphenous vein and multiple avulsions of varicose veins | Method | False | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 3 | 
| High ligation and stripping of long saphenous vein and multiple avulsions of varicose veins | Method | True | Stripping and ligation - action | Inferred relationship | Existential restriction modifier | 3 |