Status: current, Not sufficiently defined by necessary conditions definition status. Date: 31-Jan 2002. Module: SNOMED CT core module
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 105960019 | Yttrium | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 105961015 | Yttrium, NOS | en | Synonym | Inactive | Only initial character case insensitive | SNOMED CT core module | 
| 803072018 | Yttrium (substance) | en | Fully specified name | Active | Entire term case insensitive | SNOMED CT core module | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Yttrium | Is a | Heavy metal | true | Inferred relationship | Existential restriction modifier | ||
| Yttrium | Is a | Yttrium AND/OR yttrium compound | false | Inferred relationship | Existential restriction modifier | ||
| Yttrium | Is a | Chemical element | true | Inferred relationship | Existential restriction modifier | ||
| Yttrium | Is a | Yttrium and/or yttrium compound | true | Inferred relationship | Existential restriction modifier | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Yttrium isotope | Is a | False | Yttrium | Inferred relationship | Existential restriction modifier | 
This concept is not in any reference sets