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 |
| Photoplethysmography | Is a | Plethysmography | true | Inferred relationship | Some | ||
| Photoplethysmography | Method | Measurement - action | true | Inferred relationship | Some | 1 | |
| Photoplethysmography | Procedure site | Structure of cardiovascular system (body structure) | false | Inferred relationship | Some | ||
| Photoplethysmography | Method | Investigation - action | false | Inferred relationship | Some | ||
| Photoplethysmography | Has intent | Diagnostic intent (qualifier value) | false | Inferred relationship | Some | ||
| Photoplethysmography | Procedure site | Structure of cardiovascular system (body structure) | false | Inferred relationship | Some | 1 | |
| Photoplethysmography | Method | Evaluation - action | false | Inferred relationship | Some | 1 |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Vaginal photoplethysmography | Is a | True | Photoplethysmography | Inferred relationship | Some | |
| Quantitative photoplethysmography | Is a | True | Photoplethysmography | Inferred relationship | Some | |
| Light reflection rheography (procedure) | Is a | True | Photoplethysmography | Inferred relationship | Some |
This concept is not in any reference sets