| parent | EKG.IMP | LP7794-3 |
| child | Study observation | Heart | Impression | LP406886-4 |
| parent | CARD.US | LP29672-0 |
| child | Study observation | Cardiovascular central | Cardiac ultrasound | LP408077-8 |
| parent | EYE.EOG.NEI | LP203647-5 |
| child | Study observation | Left retina | NEI eyeGENE electrooculogram | LP408451-5 |
| child | Study observation | Right retina | NEI eyeGENE electrooculogram | LP408452-3 |
| parent | EYE.ERG.NEI | LP203648-3 |
| child | Study observation | Left retina | NEI eyeGENE electroretinogram | LP408457-2 |
| child | Study observation | Right retina | NEI eyeGENE electroretinogram | LP408458-0 |
| PartDisplayName | en-US | Study observation.overall |
| DisplayName | en-US | Study observation |
LOINC Version: 2.77
FHIR