| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Entire spinal subarachnoid space (body structure) | Is a | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some |  | 
| Cervical spinal cerebrospinal fluid pathway | Is a | True | Spinal cerebrospinal fluid pathway | Inferred relationship | Some |  | 
| Thoracic spinal cerebrospinal fluid pathway | Is a | True | Spinal cerebrospinal fluid pathway | Inferred relationship | Some |  | 
| Lumbar spinal cerebrospinal fluid pathway | Is a | True | Spinal cerebrospinal fluid pathway | Inferred relationship | Some |  | 
| Sacral spinal cerebrospinal fluid pathway | Is a | True | Spinal cerebrospinal fluid pathway | Inferred relationship | Some |  | 
| Central cord canal structure | Is a | True | Spinal cerebrospinal fluid pathway | Inferred relationship | Some |  | 
| Cerebrospinal fluid pressure recording | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Cerebrospinal fluid leak from spinal puncture | Finding site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Spinal cord cerebrospinal fluid pathway operation | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Removal of salpingothecal shunt | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Creation of lumbar shunt including laminectomy | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| insättning av kateter i spinalkanalen, epiduralt, subaraknoidalt eller subduralt, för infusion av terapeutiska eller palliativa substanser | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| revision av spinal tekal shunt | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Removal of pleurothecal shunt | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Irrigation of lumbosubarachnoid shunt | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| insättning av kateter i spinalkanalen för infusion av läkemedel | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| insättning av kateter i spinalkanalen för infusion av palliativa substanser | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Creation of spinal shunt with valve | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Removal of spinal thecal shunt | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Drainage of spinal canal | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Spinal drainage by thecal shunt (procedure) | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Drainage of cerebrospinal fluid NEC | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Other specified drainage of spinal canal | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Drainage of spinal canal NOS | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Epidural injection of anesthetic substance, diagnostic, caudal, continuous | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Injection of spinal anesthetic agent for analgesia | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| injektion av destruerande substans i cerebrospinalvätskan | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| injektion av läkemedel i cerebrospinalvätskan | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Intrathecal injection of chemotherapeutic agent | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Therapeutic epidural injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Therapeutic lumbar epidural injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Therapeutic sacral epidural injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Therapeutic thoracic epidural injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Therapeutic cervical epidural injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Other specified therapeutic epidural injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Therapeutic epidural injection NOS | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Epidural injection of neurolytic solution, lumbar | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Epidural anesthetic NEC | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Local anaesthetic lumbar epidural block | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Local anesthetic sacral epidural block | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 6 | 
| Epidural anesthesia | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Injection of anesthetic substance, therapeutic, subarachnoid, differential | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Epidural injection of contrast substance, caudal | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Renewal of spinal subarachnoid shunt | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Renewal of shunt in spinal syrinx | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Intrathecal injection of antibiotic (procedure) | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| intratekal injektion av lokalbedövningsmedel | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Intrathecal injection of radiological dye | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Administration of epidural test dose | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Administration of epidural top-up | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Intrathecal neurolytic injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Cervical intrathecal neurolysis | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Thoracic intrathecal neurolysis | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Lumbar intrathecal neurolysis | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Intrathecal neurolysis of sacral roots | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Epidural neurolysis | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Cervical epidural neurolysis | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Thoracic epidural neurolysis | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Sacral epidural neurolysis | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 6 | 
| Lumbar epidural steroid injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Cervical epidural steroid injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Thoracic epidural steroid injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Sacral epidural steroid injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Local anaesthetic thoracic epidural block | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Local anesthetic cervical epidural block | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 6 | 
| Epidural steroid injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Injection into cervical epidural space | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Injection into thoracic epidural space | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Injection into lumbar epidural space | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Injection into sacral epidural space | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Epidural injection of contrast substance, lumbar | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Injection of spinal saline (procedure) | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Epidural injection of anesthetic substance, diagnostic, lumbar, continuous | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Administration of drug or medicament via epidural route (procedure) | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Injection of anesthetic substance, therapeutic, subarachnoid, continuous | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Subarachnoid perfusion of spinal cord with refrigerated saline | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Injection procedure for myelography, spinal | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Injection of spinal epidural space | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Replacement of lumbosubarachnoid shunt | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Spinal injection of phenol | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Epidural lumbar injection of blood patch | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Epidural injection of neurolytic solution, caudal | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 6 | 
| Epidural injection of anesthetic substance, therapeutic, lumbar, continuous | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Removal of lumbosubarachnoid shunt | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Epidural injection of anesthetic substance, therapeutic, caudal, continuous | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 4 | 
| Injection of anesthetic substance, therapeutic, subdural, differential | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Injection of neurolytic substance, subarachnoid | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Intrathecal injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Lateral cervical puncture with injection | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 3 | 
| Spinal injection of alcohol | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Injection of spinal steroid | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 11 | 
| Injection of anesthetic substance, diagnostic, subarachnoid, continuous (procedure) | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Spinal drainage by thecal shunt (procedure) | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 1 | 
| Drainage of spinal canal NOS | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Drainage of spinal canal | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Spinal drainage by thecal shunt (procedure) | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Drainage of spinal canal NOS | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Drainage of spinal canal | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 | 
| Low dose epidural (procedure) | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 5 | 
| Spinal drainage by thecal shunt (procedure) | Procedure site | False | Spinal cerebrospinal fluid pathway | Inferred relationship | Some | 2 |