Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 133785015 | Chronic mastoiditis | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 821828017 | Chronic mastoiditis (disorder) | en | Fully specified name | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 518121000172116 | mastoïdite chronique | fr | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | Belgian module (core metadata concept) | 
| 204261000172119 | chronische mastoïditis | nl | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | Belgian module (core metadata concept) | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Chronic suppurative mastoiditis | Is a | True | Chronic mastoiditis | Inferred relationship | Some | |
| Fistula of mastoid | Is a | False | Chronic mastoiditis | Inferred relationship | Some | |
| Postauricular fistula | Is a | False | Chronic mastoiditis | Inferred relationship | Some | |
| Tuberculosis of mastoid process | Is a | False | Chronic mastoiditis | Inferred relationship | Some | |
| Caries of mastoid | Is a | True | Chronic mastoiditis | Inferred relationship | Some | |
| Chronic mastoiditis NOS | Is a | False | Chronic mastoiditis | Inferred relationship | Some | |
| Chronic atticoantral suppurative otitis media | Is a | False | Chronic mastoiditis | Inferred relationship | Some | |
| Chronic inflammation of right mastoid (disorder) | Is a | True | Chronic mastoiditis | Inferred relationship | Some | |
| Chronic inflammation of left mastoid (disorder) | Is a | True | Chronic mastoiditis | Inferred relationship | Some | 
Reference Sets
Belgian GP subset (foundation metadata concept)
Belgian subset for medical problems in patient health records