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 |
| 74616016 | Complement component C1 | en | Synonym | Active | Only initial character case insensitive | SNOMED CT core module |
| 74617013 | Complement component C1, NOS | en | Synonym | Inactive | Only initial character case insensitive | SNOMED CT core module |
| 781889019 | Complement component C1 (substance) | en | Fully specified name | Active | Only initial character case insensitive | SNOMED CT core module |
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values |
| Complement component C1 | Is a | Complement component, classic pathway | true | Inferred relationship | Existential restriction modifier | ||
| Complement component C1 | Is a | Complement component, precursor | true | Inferred relationship | Existential restriction modifier | ||
| Complement component C1 | Has disposition | Immunomodulator | true | Inferred relationship | Existential restriction modifier |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| C>1< complement assay | Has measured component | False | Complement component C1 | Inferred relationship | Existential restriction modifier | |
| C>1< complement assay | Component | True | Complement component C1 | Inferred relationship | Existential restriction modifier | 1 |
| Complement C1 esterase inhibitor, total measurement | Component | True | Complement component C1 | Inferred relationship | Existential restriction modifier | 5 |
| Serum C1 inhibitor antigen measurement | Component | True | Complement component C1 | Inferred relationship | Existential restriction modifier | 5 |
| Percent fraction of functional complement 1 esterase inhibitor in plasma (observable entity) | Component | True | Complement component C1 | Inferred relationship | Existential restriction modifier | 1 |
| Mass concentration of complement 1 esterase inhibitor in plasma (observable entity) | Component | True | Complement component C1 | Inferred relationship | Existential restriction modifier | 1 |
This concept is not in any reference sets