| CLASS | SERO | LP7844-6 |
| COMPONENT | Rheumatoid factor | LP16738-4 |
| PROPERTY | ACnc | LP6773-8 |
| TIME_ASPCT | Pt | LP6960-1 |
| SYSTEM | Ser/Plas | LP7576-4 |
| SCALE_TYP | Qn | LP7753-9 |
| parent | Rheumatoid factor | Serum or Plasma | Serology - non-micro | LP403920-4 |
| CLASSTYPE | Laboratory class | |
| EXAMPLE_UNITS | IU/L | |
| EXAMPLE_UCUM_UNITS | [IU]/L | |
| STATUS | DEPRECATED |
| LONG_COMMON_NAME | en-US | Deprecated Rheumatoid factor [Units/volume] in Serum |
| LONG_COMMON_NAME | en-US | Deprecated Rheumatoid factor [Units/volume] in Serum |
| SHORTNAME | en-US | Deprecated Rheumatoid fact SerPl-aCnc |
| ConsumerName | en-US | Rheumatoid factor, Blood |
| SHORTNAME | es-AR | factor reumatoideo:concentración arbitraria:punto en el tiempo:suero/plasma:cuantitativo: |
| SHORTNAME | pt-BR | Deprecated Rheumatoid fact SerPl-aCnc |
| LONG_COMMON_NAME | nl-NL | Reumafactor [eenheid/volume] in serum of plasma |
| LONG_COMMON_NAME | es-MX | Factor reumatoide: Suero o Plasma : Punto temporal: Concentración arbitraria: Cuantitativo: |
LOINC Version: 2.78