Lab Test Directory—Saint Luke's Regional Laboratories
| TRYPTASE | Tryptase |
| REF MISC | TSH Heterophile Antibody |
| TNF ALPHA | Tumor Necrosis Factor-Alpha |
| TS | Type and Antibody Screen, Blood |
| TX | Type and Crossmatch, Blood |
| TYSABRI | Tysabri (Natalizumab) Antibody |
| REF MISC | UGT1A1 Irinotecan Toxicity |
| FUN PCR | Universal PCR Fungal |
| BUN | Urea Nitrogen (BUN), Serum or Plasma |
| REF MISC | Ureaplasma/Mycoplasma hominis Culture |