| CLASS | H&P.PX | LP7801-6 |
| COMPONENT | Symptom onset | LP418123-8 |
| PROPERTY | TmStp | LP6882-7 |
| TIME_ASPCT | Pt | LP6960-1 |
| SYSTEM | ^Patient | LP310005-6 |
| SCALE_TYP | Qn | LP7753-9 |
| parent | Clinical terms not yet categorized | LP248771-0 |
| CLASSTYPE | Clinical class | |
| EXAMPLE_UNITS | Month, Year | |
| UNITSREQUIRED | N |
| LONG_COMMON_NAME | en-US | Date and time of symptom onset |
| LONG_COMMON_NAME | en-US | Date and time of symptom onset |
| SHORTNAME | en-US | Date+time symptom onset |
| LONG_COMMON_NAME | fr-FR | Date et heure d'apparition des premiers symptomes [Horodatage] Patient ; Numérique |
| LONG_COMMON_NAME | es-MX | Fecha y hora de aparición de los síntomas.: Paciente:Punto temporal:TmStp:Cuantitativo: |
LOINC Version: 2.77
FHIR