| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, unspecified state of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with loss of consciousness of unspecified duration | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with loss of consciousness of unspecified duration | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with concussion, unspecified | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with concussion, unspecified | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid hemorrhage following injury with open intracranial wound AND prolonged loss of consciousness (more than 24 hours) without return to pre-existing conscious level | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury with open intracranial wound AND prolonged loss of consciousness (more than 24 hours) without return to pre-existing conscious level | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 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 | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| 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 | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| 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 | Subarachnoid space structure | Inferred relationship | Some | 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 | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with less than 1 hour loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with less than 1 hour loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with concussion | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with concussion | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury with open intracranial wound AND concussion | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury with open intracranial wound AND concussion | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Structure of subarachnoid cistern | Is a | True | Subarachnoid space structure | Inferred relationship | Some |  | 
| Local anaesthetic cervical intrathecal block | Procedure site - Indirect (attribute) | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Local anaesthetic thoracic intrathecal block | Procedure site - Indirect (attribute) | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Revision of lumbosubarachnoid shunt | Procedure site - Direct (attribute) | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Semicircular-subarachnoid shunt | Procedure site - Direct (attribute) | True | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Endolymphatic-subarachnoid shunt | Procedure site - Direct (attribute) | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Fistulization of cerebral subarachnoid space | Procedure site - Direct (attribute) | False | Subarachnoid space structure | Inferred relationship | Some |  | 
| Cytotoxic subarachnoid injection | Procedure site - Indirect (attribute) | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Closed traumatic subarachnoid hemorrhage | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Closed traumatic subarachnoid hemorrhage | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with moderate loss of consciousness (1-24 hours) | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 4 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with moderate loss of consciousness (1-24 hours) | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, unspecified state of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, unspecified state of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with loss of consciousness of unspecified duration | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with loss of consciousness of unspecified duration | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with concussion, unspecified | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with concussion, unspecified | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury with open intracranial wound AND prolonged loss of consciousness (more than 24 hours) without return to pre-existing conscious level | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury with open intracranial wound AND prolonged loss of consciousness (more than 24 hours) without return to pre-existing conscious level | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| 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 | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| 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 | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| 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 | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| 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 | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with less than 1 hour loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with less than 1 hour loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with brief loss of consciousness (less than one hour) | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with concussion | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without open intracranial wound AND with concussion | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury with open intracranial wound AND concussion | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury with open intracranial wound AND concussion | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 3 | 
| Subarachnoid hemorrhage following injury without open intracranial wound | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without open intracranial wound | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Revision of lumbosubarachnoid shunt | Procedure site - Direct (attribute) | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, unspecified state of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury with open intracranial wound, with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Open traumatic subarachnoid hemorrhage | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid 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 | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Closed traumatic subarachnoid hemorrhage | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Traumatic subarachnoid intracranial hemorrhage | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Cytotoxic subarachnoid injection | Procedure site - Indirect (attribute) | True | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage NOS | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Angiogram-negative subarachnoid hemorrhage | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury with open intracranial wound | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 | 
| Local anesthetic intrathecal block (procedure) | Procedure site - Indirect (attribute) | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with less than 1 hour loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Traumatic spinal subarachnoid hemorrhage | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with loss of consciousness of unspecified duration | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with concussion, unspecified | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Subarachnoid hemorrhage following injury without mention of open intracranial wound, with 1-24 hours loss of consciousness | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Local anesthetic intrathecal block (procedure) | Procedure site - Indirect (attribute) | True | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Implantation of intrathecal implantable access system | Procedure site - Indirect (attribute) | False | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Implantation of intrathecal implantable access system | Procedure site - Indirect (attribute) | True | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Injection of neurolytic substance, subarachnoid | Procedure site - Indirect (attribute) | True | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Hemorrhage into subarachnoid space of neuraxis (disorder) | Finding site | True | Subarachnoid space structure | Inferred relationship | Some | 1 | 
| Traumatic hemorrhage into subarachnoid space of neuraxis | Finding site | False | Subarachnoid space structure | Inferred relationship | Some | 2 |