| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Intracranial hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) without return to pre-existing level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Extradural hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 7 | 
| Intracranial nontraumatic hemorrhage of fetus and newborn | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed traumatic subdural intracranial hemorrhage | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subdural hemorrhage following open wound of head | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subdural hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Structure of brain meningeal space | Is a | False | Intracranial structure | Inferred relationship | Existential restriction modifier |  | 
| Subarachnoid hemorrhage following injury without open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 6 | 
| Intracranial injury with prolonged coma without open wound | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracranial injury with prolonged coma with open wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Traumatic subdural hematoma without open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 1 | 
| Traumatic subdural hematoma with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Traumatic extradural hematoma without open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Traumatic extradural hematoma with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Subdural hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Intracranial hemorrhage following injury with intracranial wound AND moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 6 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Subdural hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Extradural hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Extradural hemorrhage following injury without open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Intracranial hemorrhage following injury | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Intracranial hematoma | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 1 | 
| Extradural hemorrhage following injury without open intracranial wound AND with moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subdural hemorrhage following injury without open intracranial wound AND with moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 7 | 
| Subdural hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Extradural hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 8 | 
| Subdural hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 7 | 
| Extradural hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with concussion | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 6 | 
| Closed injury of head | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 1 | 
| Subdural hemorrhage following injury without open intracranial wound AND with concussion | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracranial hemorrhage following injury without intracranial wound AND with moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 5 | 
| Extradural hemorrhage following injury without open intracranial wound AND with concussion | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with concussion | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subdural hemorrhage following open wound of head | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Traumatic subdural hematoma without open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Traumatic extradural hematoma with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Closed injury of head | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 1 | 
| Intracranial hemorrhage following injury without open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Extradural hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) without return to pre-existing level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Extradural hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 5 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 5 | 
| Closed traumatic subdural intracranial hemorrhage | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 1 | 
| Subdural hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subdural hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Subdural hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Extradural hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Extradural hemorrhage following injury without open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Extradural hemorrhage following injury without open intracranial wound AND with moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 5 | 
| Subdural hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 5 | 
| Extradural hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 6 | 
| Subdural hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with prolonged loss of consciousness (more than 24 hours) AND return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 5 | 
| Extradural hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with concussion | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 6 | 
| Intracranial injury co-occurrent and due to closed skull fracture | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture of base of skull with intracranial injury, with more than 24 hours loss of consciousness without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracranial injury co-occurrent and due to closed fracture of base of skull | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracranial injury co-occurrent and due to closed fracture of vault of skull | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of base of skull with intracranial injury, with 1-24 hours loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of base of skull with intracranial injury, with less than 1 hour loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of vault of skull with intracranial injury, with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of base of skull with intracranial injury, with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of vault of skull with intracranial injury, with more than 24 hours loss of consciousness without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of vault of skull with intracranial injury, with less than 1 hour loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of vault of skull with intracranial injury, with more than 24 hours loss of consciousness and return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of vault of skull with intracranial injury, with 1-24 hours loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of base of skull with intracranial injury, with more than 24 hours loss of consciousness and return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracranial granuloma | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Perinatal subependymal hemorrhage | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Perinatal subependymal hemorrhage with intraventricular extension | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Lhermitte-Duclos disease | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Tuberculous intracranial abscess | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 5 | 
| Tuberculous abscess of epidural space | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 5 | 
| Brain contusion with open intracranial wound, with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 1 | 
| Brain contusion with open intracranial wound, with more than 1 hour loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 1 | 
| Brain stem laceration with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Cortex laceration with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital intrauterine infection-like syndrome | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracranial laceration due to birth trauma | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 2 | 
| Intracranial hemorrhage due to birth trauma | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Intracranial hemorrhage due to birth trauma | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 | 
| Intracranial hemorrhage co-occurrent and due to complex wound of head | Finding site | True | Intracranial structure | Inferred relationship | Existential restriction modifier | 3 | 
| Intracranial hemorrhage co-occurrent and due to complex wound of head | Finding site | False | Intracranial structure | Inferred relationship | Existential restriction modifier | 4 |