| CLASS | EKG.MEAS | LP7795-0 |
| COMPONENT | R wave axis | LP31084-4 |
| PROPERTY | Angle | LP6778-7 |
| TIME_ASPCT | Pt | LP6960-1 |
| SYSTEM | Heart | LP7289-4 |
| SCALE_TYP | Qn | LP7753-9 |
| METHOD_TYP | EKG | LP6244-0 |
| parent | R wave axis | Heart | EKG measurements | LP407082-9 |
| CLASSTYPE | Clinical class | |
| ORDER_OBS | Observation | |
| EXAMPLE_UNITS | deg | |
| EXAMPLE_UCUM_UNITS | deg | |
| UNITSREQUIRED | Y |
| LONG_COMMON_NAME | en-US | R wave axis |
| LONG_COMMON_NAME | en-US | R wave axis |
| SHORTNAME | en-US | R wave axis |
| SHORTNAME | es-AR | eje de onda R:ángulo:punto en el tiempo:corazón:cuantitativo:electrocardiograma |
| SHORTNAME | pt-BR | R onda eixo |
| LONG_COMMON_NAME | es-MX | Eje de onda R:Corazón :Punto temporal:Ángulo:Cuantitativo:EKG |
LOINC Version: 2.77
FHIR