| CLASS | CHEM | LP7786-9 | 
| COMPONENT | Phenylalanine/Tyrosine | LP307525-8 | 
| PROPERTY | SRto | LP6868-6 | 
| TIME_ASPCT | Pt | LP6960-1 | 
| SYSTEM | Bld.dot | LP21304-8 | 
| SCALE_TYP | Qn | LP7753-9 | 
| parent | Phenylalanine | DBS | Chemistry - non-challenge | LP384225-1 | 
| parent | Phenylalanine | DBS | Chemistry - non-challenge | LP384225-1 | 
| CLASSTYPE | Laboratory class | |
| ORDER_OBS | Observation | |
| EXAMPLE_UNITS | ratio | |
| EXAMPLE_UCUM_UNITS | {Ratio} | |
| UNITSREQUIRED | N | |
| STATUS | ACTIVE | 
| LONG_COMMON_NAME | en-US | Phenylalanine/Tyrosine [Molar ratio] in DBS | 
| LONG_COMMON_NAME | en-US | Phenylalanine/Tyrosine [Molar ratio] in DBS | 
| SHORTNAME | en-US | Phe/Tyr DBS-sRto | 
| ConsumerName | en-US | Phenylalanine/Tyrosine, Dried blood spot | 
| SHORTNAME | es-AR | fenilalanina/tirosina:relación de concentración de la sustancia:punto en el tiempo:sangre.gota:cuantitativo: | 
| SHORTNAME | pt-BR | Phe/Tyr DBS-sRto | 
| LONG_COMMON_NAME | fr-FR | Phénylalanine/tyrosine [Moles ratio] Sang buvard ; Numérique | 
| LONG_COMMON_NAME | nl-NL | Fenylalanine/tyrosine [molaire verhouding] in gedroogde bloedspot | 
| LONG_COMMON_NAME | es-MX | Fenilalanina / Tirosina: DBS : Punto temporal: Proporción de sustancia: Cuantitativo: | 
LOINC Version: 2.81