Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Posterior meatal wall of external auditory canal | Is a | External auditory canal structure | true | Inferred relationship | Some | ||
| Posterior meatal wall of external auditory canal | Part of | Entire external ear | false | Additional relationship | Some | ||
| Posterior meatal wall of external auditory canal | Laterality | Side | true | Inferred relationship | Some | ||
| Posterior meatal wall of external auditory canal | Part of | Entire external ear (body structure) | false | Additional relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Reconstruction of posterior meatal wall of external auditory canal (procedure) | Procedure site | False | Posterior meatal wall of external auditory canal | Inferred relationship | Some | 1 | 
| Reconstruction of posterior meatal wall of external auditory canal (procedure) | Procedure site - Direct (attribute) | False | Posterior meatal wall of external auditory canal | Inferred relationship | Some | 1 | 
| Reconstruction of posterior meatal wall of external auditory canal (procedure) | Procedure site - Direct (attribute) | True | Posterior meatal wall of external auditory canal | Inferred relationship | Some | 1 | 
| Entire posterior meatal wall of external auditory canal (body structure) | Is a | True | Posterior meatal wall of external auditory canal | Inferred relationship | Some | 
Reference Sets
Lateralizable body structure reference set (foundation metadata concept)
Anatomy structure and entire association reference set (foundation metadata concept)