| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Osmolar gap measurement, serum | Is a | Osmolality measurement | true | Inferred relationship | Some |  |  | 
| Osmolar gap measurement, serum | Is a | Renal function study | false | Inferred relationship | Some |  |  | 
| Osmolar gap measurement, serum | Component | Osmolality | false | Inferred relationship | Some |  |  | 
| Osmolar gap measurement, serum | Component | Substance | false | Inferred relationship | Some |  |  | 
| Osmolar gap measurement, serum | Component | Substance | false | Inferred relationship | Some |  |  | 
| Osmolar gap measurement, serum | Method | Measurement - action | true | Inferred relationship | Some | 2 |  | 
| Osmolar gap measurement, serum | Procedure site | Kidney structure | false | Inferred relationship | Some | 1 |  | 
| Osmolar gap measurement, serum | Is a | Osmolality measurement, serum | false | Inferred relationship | Some |  |  | 
| Osmolar gap measurement, serum | Has specimen | Serum specimen | true | Inferred relationship | Some | 1 |  | 
| Osmolar gap measurement, serum | Method | Measurement - action | false | Inferred relationship | Some | 1 |  | 
| Osmolar gap measurement, serum | Has measured component | Osmolality | false | Inferred relationship | Some |  |  | 
| Osmolar gap measurement, serum | Procedure site | Kidney structure | false | Inferred relationship | Some | 1 |  | 
| Osmolar gap measurement, serum | Has intent | Diagnostic intent | false | Inferred relationship | Some |  |  | 
| Osmolar gap measurement, serum | Method | Investigation - action | false | Inferred relationship | Some |  |  | 
| Osmolar gap measurement, serum | Is a | Fluid sample osmolality measurement | false | Inferred relationship | Some |  |  |