Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 30-Nov 2021. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Tympanoplasty with mastoidotomy, with ossicular chain reconstruction | Is a | True | Mastoidotomy | Inferred relationship | Some | |
| Mastoid antrotomy | Is a | True | Mastoidotomy | Inferred relationship | Some |
This concept is not in any reference sets