Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Electrocorticogram with photic stimulation | Is a | True | Electrocorticogram | Inferred relationship | Some | |
| Intracerebral electroencephalogram (procedure) | Is a | False | Electrocorticogram | Inferred relationship | Some | |
| Electrocorticogram during surgery | Is a | True | Electrocorticogram | Inferred relationship | Some | |
| Placement of brain surface electrode for electroencephalography | Has focus | True | Electrocorticogram | Inferred relationship | Some | 2 | 
| Chronic electrocorticography (procedure) | Is a | True | Electrocorticogram | Inferred relationship | Some | 
This concept is not in any reference sets