| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Brain contusion with open intracranial wound, with more than 24 hours loss of consciousness without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 3 | 
| Intracranial surgical biopsy | Procedure site - Direct (attribute) | True | Intracranial structure | Inferred relationship | Some | 1 | 
| Cerebellar laceration with open intracranial wound AND prolonged loss of consciousness (more than 24 hours) without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex laceration with open intracranial wound, with less than 1 hour loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex laceration with open intracranial wound, with 1-24 hours loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex laceration with open intracranial wound, with more than 24 hours loss of consciousness and return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex laceration with open intracranial wound, with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Other cerebral hemorrhage following injury without mention of open intracranial wound, with less than 1 hour loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury with open intracranial wound, with more than 24 hours loss of consciousness and return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury with open intracranial wound, with 1-24 hours loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury without mention of open intracranial wound, with 1-24 hours loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury with open intracranial wound, with loss of consciousness of unspecified duration | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury with open intracranial wound, with more than 24 hours loss of consciousness without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury without mention of open intracranial wound, with more than 24 hours loss of consciousness and return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Brain contusion with open intracranial wound, with 1-24 hours loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex laceration with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Stereotactic excisional biopsy of intracranial lesion using computed tomography guidance (procedure) | Procedure site - Direct (attribute) | False | Intracranial structure | Inferred relationship | Some | 3 | 
| Other cerebral hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury without mention of open intracranial wound, with concussion, unspecified | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury with open intracranial wound AND moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Some | 3 | 
| Other cerebral hemorrhage following injury without mention of open intracranial wound, unspecified state of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Brain contusion with open intracranial wound, with more than 24 hours loss of consciousness and return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 3 | 
| Excision of cranial tumour | Procedure site - Direct (attribute) | True | Intracranial structure | Inferred relationship | Some | 1 | 
| Laceration of brain with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex laceration with open intracranial wound, with concussion, unspecified | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex laceration with open intracranial wound, with loss of consciousness of unspecified duration | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Brain contusion with open intracranial wound, with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex contusion with open intracranial wound AND concussion | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Brain injury with open intracranial wound AND moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Intracranial hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Intracranial hemorrhage following injury with intracranial wound AND moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cerebellar laceration with open intracranial wound AND no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Contusion of brain with open intracranial wound (disorder) | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Intracranial hemorrhage NOS | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Cerebral hemorrhage following injury NOS | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury with open intracranial wound, unspecified state of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Drainage of intracranial space by aspiration | Procedure site - Indirect (attribute) | True | Intracranial structure | Inferred relationship | Some | 1 | 
| Cerebellar laceration with open intracranial wound AND prolonged loss of consciousness (more than 24 hours) AND return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Other cerebral hemorrhage following injury | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Cortex contusion with open intracranial wound, with unspecified state of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Other cerebral hemorrhage following injury without mention of open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Cortex contusion with open intracranial wound, with more than 24 hours loss of consciousness without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cerebellar laceration with open intracranial wound AND concussion | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex contusion with open intracranial wound, with more than 24 hours loss of consciousness and return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Subdural hemorrhage following injury with open intracranial wound AND brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Some | 3 | 
| Aspiration of intracranial substance (procedure) | Procedure site - Indirect (attribute) | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Brain injury with open intracranial wound AND brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Other cerebral hemorrhage following injury NOS | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Cortex contusion with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cerebellar laceration with open intracranial wound AND brief loss of consciousness (less than one hour) | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Other cerebral hemorrhage following injury with open intracranial wound, with concussion, unspecified | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Cerebellar laceration with open intracranial wound AND loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex laceration with open intracranial wound, with more than 24 hours loss of consciousness without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Other cerebral hemorrhage following injury without mention of open intracranial wound, with more than 24 hours loss of consciousness without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury without mention of open intracranial wound, with loss of consciousness of unspecified duration | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Cortex laceration with open intracranial wound, unspecified state of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cortex contusion with open intracranial wound, with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Brain contusion with open intracranial wound, with more than 1 hour loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Other cerebral hemorrhage following injury with open intracranial wound, with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Other cerebral hemorrhage following injury with open intracranial wound, with less than 1 hour loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Cortex laceration with open intracranial wound AND moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Brain stem laceration with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Cerebellar laceration with open intracranial wound AND moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Stereotactic insertion of intracerebral infusion catheter (procedure) | Procedure site - Indirect (attribute) | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Stereotactic insertion of intracerebral infusion catheter (procedure) | Procedure site - Indirect (attribute) | True | Intracranial structure | Inferred relationship | Some | 1 | 
| Cerebellar laceration with open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Aspiration of intracranial space through previously implanted catheter or reservoir, Ommaya or Rickham | Procedure site - Indirect (attribute) | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Subdural hemorrhage following injury with open intracranial wound, with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Subdural hemorrhage following injury with open intracranial wound, with less than 1 hour loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Subdural hemorrhage following injury with open intracranial wound, with 1-24 hours loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Subdural hemorrhage following injury with open intracranial wound, with more than 24 hours loss of consciousness without return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Subdural hemorrhage following injury with open intracranial wound, with more than 24 hours loss of consciousness and return to pre-existing conscious level | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Aspiration of intracranial space through previously implanted catheter or reservoir, Ommaya or Rickham | Procedure site - Indirect (attribute) | True | Intracranial structure | Inferred relationship | Some | 1 | 
| Revision of intracranial neurostimulator receiver | Procedure site - Direct (attribute) | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Revision of intracranial neurostimulator receiver | Procedure site - Direct (attribute) | True | Intracranial structure | Inferred relationship | Some | 1 | 
| Intracranial cavernous hemangioma (disorder) | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Intracranial cavernous hemangioma (disorder) | Finding site | True | Intracranial structure | Inferred relationship | Some | 1 | 
| Endoscopic removal of neoplasm from cranium (procedure) | Procedure site - Direct (attribute) | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Craniotomy and evacuation of traumatic hematoma (procedure) | Procedure site - Indirect (attribute) | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Craniotomy and evacuation of blood clot (procedure) | Procedure site - Indirect (attribute) | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Craniotomy and removal of foreign body (procedure) | Procedure site - Indirect (attribute) | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Craniotomy and evacuation of traumatic hematoma (procedure) | Procedure site - Indirect (attribute) | True | Intracranial structure | Inferred relationship | Some | 2 | 
| Intraparenchymal hemorrhage of brain (disorder) | Finding site | False | Intracranial structure | Inferred relationship | Some | 1 | 
| Craniotomy and removal of foreign body (procedure) | Procedure site - Indirect (attribute) | True | Intracranial structure | Inferred relationship | Some | 2 | 
| Endoscopic removal of neoplasm from cranium (procedure) | Procedure site - Direct (attribute) | True | Intracranial structure | Inferred relationship | Some | 1 | 
| Craniotomy and evacuation of blood clot (procedure) | Procedure site - Indirect (attribute) | True | Intracranial structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage due to birth injury | Finding site | False | Intracranial structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with 1-24 hours loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Open traumatic subarachnoid hemorrhage | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Traumatic spinal subarachnoid hemorrhage | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Traumatic subarachnoid intracranial hemorrhage | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage due to traumatic injury | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Closed traumatic subarachnoid hemorrhage | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Open fracture of base of skull with subarachnoid, subdural AND/OR extradural hemorrhage | Finding site | False | Intracranial structure | Inferred relationship | Some | 5 | 
| Open fracture of vault of skull with subarachnoid, subdural AND/OR extradural hemorrhage | Finding site | False | Intracranial structure | Inferred relationship | Some | 5 | 
| Open skull fracture with intracranial injury | Finding site | False | Intracranial structure | Inferred relationship | Some | 3 | 
| Intracranial hemorrhage following injury without open intracranial wound | Finding site | False | Intracranial structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with moderate loss of consciousness (1-24 hours) | Finding site | False | Intracranial structure | Inferred relationship | Some | 6 | 
| Extradural hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Intracranial structure | Inferred relationship | Some | 3 | 
| 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 | Some | 3 |