Status: retired, Not sufficiently defined by necessary conditions definition status. Date: 31-Jan 2003. Module: SNOMED CT core module
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Local anesthesia | Is a | Nerve blocks, infiltrations and injections | false | Inferred relationship | Existential restriction modifier | ||
| Local anesthesia | Is a | Anesthesia procedure | false | Inferred relationship | Existential restriction modifier | ||
| Local anesthesia | Direct substance | Local anesthetic | false | Inferred relationship | Existential restriction modifier | ||
| Local anesthesia | Method | Application of substance | false | Inferred relationship | Existential restriction modifier | ||
| Local anesthesia | Procedure site | Nerve structure | false | Inferred relationship | Existential restriction modifier | ||
| Local anesthesia | Method | Introduction - action | false | Inferred relationship | Existential restriction modifier | 
This concept is not in any reference sets