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 |
Methyl xanthine | Is a | Purines and derivatives (substance) | false | Inferred relationship | Existential restriction modifier (core metadata concept) | ||
Methyl xanthine | Is a | Xanthine | false | Inferred relationship | Existential restriction modifier (core metadata concept) | ||
Methyl xanthine | Is a | agent à base de xanthine | false | Inferred relationship | Existential restriction modifier (core metadata concept) | ||
Methyl xanthine | Is a | Xanthine and/or xanthine derivative (substance) | false | Inferred relationship | Existential restriction modifier (core metadata concept) | ||
Methyl xanthine | Is a | Respiratory system agent (substance) | true | Inferred relationship | Existential restriction modifier (core metadata concept) | ||
Methyl xanthine | Is a | Xanthine derivative (substance) | true | Inferred relationship | Existential restriction modifier (core metadata concept) |
This concept is not in any reference sets