| CLASS | CHEM | LP7786-9 |
| COMPONENT | Triiodothyronine/Triiodothyronine uptake index | LP307574-6 |
| PROPERTY | Ratio | LP6852-0 |
| TIME_ASPCT | Pt | LP6960-1 |
| SYSTEM | Ser/Plas | LP7576-4 |
| SCALE_TYP | Qn | LP7753-9 |
| parent | Triiodothyronine | Serum or Plasma | Chemistry - non-challenge | LP381527-3 |
| CLASSTYPE | Laboratory class | |
| ORDER_OBS | Observation | |
| UNITSREQUIRED | Y | |
| STATUS | DISCOURAGED |
| LONG_COMMON_NAME | en-US | Triiodothyronine (T3)/Triiodothyronine (T3) uptake index [Ratio] in Serum or Plasma |
| LONG_COMMON_NAME | en-US | Triiodothyronine (T3)/Triiodothyronine (T3) uptake index [Ratio] in Serum or Plasma |
| SHORTNAME | en-US | T3/T3 uptake index SerPl-Rto |
| ConsumerName | en-US | T3/Triiodothyronine (T3) Uptake Index, Blood |
| SHORTNAME | es-AR | triyodotironina/índice de captación de triyodotironina:relación de concentración de masa:punto en el tiempo:suero/plasma:cuantitativo: |
| SHORTNAME | pt-BR | T3/T3 uptake index SerPl-Rto |
| LONG_COMMON_NAME | nl-NL | Tri-iodothyronine/tri-iodothyronine opname-index [verhouding] in serum of plasma |
| LONG_COMMON_NAME | es-MX | Índice de captación de triyodotironina / triyodotironina: Suero o Plasma : Punto temporal: Proporción: Cuantitativo: |
LOINC Version: 2.81