Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Total exchangeable sodium measurement | Is a | True | Radionuclide water and electrolyte study | Inferred relationship | Some | |
| Total exchangeable potassium measurement | Is a | True | Radionuclide water and electrolyte study | Inferred relationship | Some | |
| Total body water measurement | Is a | False | Radionuclide water and electrolyte study | Inferred relationship | Some | |
| Extracellular fluid volume measurement | Is a | True | Radionuclide water and electrolyte study | Inferred relationship | Some | |
| 24 hour diphosphonate retention study | Is a | True | Radionuclide water and electrolyte study | Inferred relationship | Some | |
| Radiocalcium absorption study | Is a | True | Radionuclide water and electrolyte study | Inferred relationship | Some | |
| Potassium 40 whole body count (procedure) | Is a | True | Radionuclide water and electrolyte study | Inferred relationship | Some |
This concept is not in any reference sets