Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2008. Module: SNOMED CT core
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 442627013 | Poor sleep | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 442628015 | Difficulty sleeping | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 697131018 | Difficulty sleeping (finding) | en | Fully specified name | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 342111000172118 | sommeil difficile | fr | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT Switzerland NRC maintained Module | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Difficulty sleeping | Is a | Finding related to ability to sleep | true | Inferred relationship | Some | ||
| Difficulty sleeping | Finding site | Structure of nervous system (body structure) | false | Inferred relationship | Some | ||
| Difficulty sleeping | Interprets | Ability to sleep | true | Inferred relationship | Some | 1 | |
| Difficulty sleeping | Finding site | Brain structure | false | Inferred relationship | Some | ||
| Difficulty sleeping | Has interpretation | Difficulty | true | Inferred relationship | Some | 1 | |
| Difficulty sleeping | Interprets | State of consciousness and awareness | false | Inferred relationship | Some | ||
| Difficulty sleeping | Interprets | Sleep | false | Inferred relationship | Some | ||
| Difficulty sleeping | Interprets | Nervous system function | false | Inferred relationship | Some | ||
| Difficulty sleeping | Interprets | entité observable fonctionnelle | false | Inferred relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
This concept is not in any reference sets