| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Congenital coronary artery fistula to right ventricle | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 3 | 
| Grafting of heart for revascularization | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cardio-omentopexy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cardiomyopexy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Implantation of mammary artery into ventricle | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Aorto-myocardial shunt | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of blood vessels into myocardium | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 3 | 
| Implantation of systemic arteries into myocardium, Vineberg type operation | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Infusion of intra-arterial thrombolytic agent with percutaneous transluminal coronary angioplasty, single vessel | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 3 | 
| Congenital coronary arteriovenous fistula | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Infusion of intra-arterial thrombolytic agent with percutaneous transluminal coronary angioplasty, multiple vessels | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 3 | 
| Grafting of omentum to myocardium | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 3 | 
| Percutaneous transluminal coronary angioplasty by rotoablation | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous transluminal coronary angioplasty by rotoablation | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Percutaneous rotational coronary endarterectomy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous rotational coronary endarterectomy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous transluminal coronary angioplasty with rotoablation, single vessel | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous transluminal coronary angioplasty with rotoablation, single vessel | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Coronary artery thrombosis | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Coronary artery thrombosis | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Acute ST segment elevation myocardial infarction | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Acute non-ST segment elevation myocardial infarction | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Percutaneous transluminal coronary angioplasty by rotoablation | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Congenital coronary artery fistula to left atrium | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital absence of coronary artery | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Coronary fistulae from left ventricle | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Anomalous communication of coronary artery | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Single coronary artery | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous rotational coronary endarterectomy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Calcific coronary arteriosclerosis | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous transluminal coronary angioplasty with rotoablation, single vessel | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cardio-omentopexy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 4 | 
| Anomalous origin of coronary artery | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cardiomyopexy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 5 | 
| Multiple coronary artery fistulae | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Coronary artery thrombosis | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of systemic arteries into myocardium, Vineberg type operation | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous removal of foreign body from coronary artery | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital coronary artery fistula to left ventricle | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Coronary artery arising from aorta | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Coronary stricture | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital coronary artery fistula to pulmonary artery | Finding site | True | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Variant coronary origin from right sinus | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Coronary artery arising from main pulmonary artery | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous high speed rotational coronary atherectomy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of blood vessels into myocardium | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Congenital coronary artery fistula to right atrium | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Anomalous origin of coronary artery from right pulmonary artery | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Anomalous origin of coronary artery from left pulmonary artery | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Infusion of intra-arterial thrombolytic agent with percutaneous transluminal coronary angioplasty, single vessel | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Coronary fistulae from right ventricle | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Grafting of heart for revascularization | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Single coronary artery fistula | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital coronary arteriovenous fistula | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Implantation of mammary artery into ventricle | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Infusion of intra-arterial thrombolytic agent with percutaneous transluminal coronary angioplasty, multiple vessels | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 5 | 
| Coronary artery from aorta | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Coronary artery atheroma | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Coronary interposition technique | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Congenital coronary artery sclerosis | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital coronary artery sclerosis | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 5 | 
| Anomalous origin of coronary artery from pulmonary arterial tree | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Grafting of omentum to myocardium | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 4 | 
| Percutaneous low speed rotational coronary atherectomy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Patch repair of coronary artery | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 3 | 
| Aorto-myocardial shunt | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Anomalous origin of coronary artery from non-facing sinus | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital coronary artery fistula | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Variant coronary origin from left sinus | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Anomalous coronary artery communication | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 4 | 
| Variant coronary origin from aortic sinus | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital coronary artery fistula to right ventricle | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Aortocoronary artery bypass graft with two vein grafts | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Aortocoronary artery bypass graft with three vein grafts | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Aneurysmal lesion of coronary artery | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier |  | 
| Exploration of coronary artery with inspection only | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Percutaneous transluminal coronary angioplasty by rotoablation | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Percutaneous transluminal injection of therapeutic substance into coronary artery NEC | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Exploration of coronary artery with arteriotomy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Removal of coronary artery obstruction by direct intracoronary artery infusion | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Percutaneous thrombolysis of coronary artery | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 4 | 
| Percutaneous transluminal coronary thrombolysis using streptokinase | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 3 | 
| Percutaneous rotational coronary endarterectomy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Calcific coronary arteriosclerosis | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Percutaneous transluminal coronary angioplasty with rotoablation, single vessel | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Saphenous vein graft replacement of three coronary arteries | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cardio-omentopexy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cardio-omentopexy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cardiomyopexy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cardiomyopexy | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Coronary artery thrombosis | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Saphenous vein graft replacement of one coronary artery | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracoronary artery thrombolytic infusion | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Aortocoronary artery bypass graft with three vein grafts | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Saphenous vein graft replacement coronary artery NOS | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Saphenous vein graft replacement of four or more coronary arteries | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Implantation of systemic arteries into myocardium, Vineberg type operation | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 3 | 
| Percutaneous removal of foreign body from coronary artery | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 | 
| Aortocoronary artery bypass graft with two vein grafts | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Coronary stricture | Finding site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cardiac revascularization with bypass anastomosis | Procedure site | False | Coronary artery structure | Inferred relationship | Existential restriction modifier | 2 |