| CLASS | CHEM | LP7786-9 | 
| COMPONENT | Histamine/Creatinine | LP286211-0 | 
| PROPERTY | Ratio | LP6852-0 | 
| TIME_ASPCT | Pt | LP6960-1 | 
| SYSTEM | Urine | LP7681-2 | 
| SCALE_TYP | Qn | LP7753-9 | 
| parent | Histamine | Urine | Chemistry - non-challenge | LP386286-1 | 
| CLASSTYPE | Laboratory class | |
| ORDER_OBS | Both | |
| EXAMPLE_UNITS | nmol/g creatinine | |
| EXAMPLE_UCUM_UNITS | nmol/g{creat} | |
| UNITSREQUIRED | N | |
| STATUS | ACTIVE | 
| LONG_COMMON_NAME | en-US | Histamine/Creatinine [Ratio] in Urine | 
| LONG_COMMON_NAME | en-US | Histamine/Creatinine [Ratio] in Urine | 
| SHORTNAME | en-US | Histamine/Creat Ur-Rto | 
| ConsumerName | en-US | Histamine/Creatinine, Urine | 
| SHORTNAME | pt-BR | Histamine/creat Ur-Rto | 
| LONG_COMMON_NAME | fr-FR | Histamine/créatinine [Ratio] Urine ; Numérique | 
| LONG_COMMON_NAME | nl-NL | Histamine/creatinine [verhouding] in urine | 
| LONG_COMMON_NAME | es-MX | Histamina / Creatinina: Orina : Punto temporal: Proporción: Cuantitativo: | 
LOINC Version: 2.81