| T3 (total) | T3 | SST/Serum | 48 hours |
| Testosterone | TEST | SST/Serum | 48 hours |
| Testosterone (Free) | FTES | SST/Serum | 48 hours |
| Thyroid Peroxidase Ab/Anti TPO | ATPO | SST/Serum | 48 hours |
| Thyroxine (T4) | T4 | SST/Serum | 48 hours |
| Thyroid Stimulating Hormone (TSH) | TSH | SST/Serum | 48 hours |
| Transferrin | TRANS | SST/Serum | 48 hours |
| Trichomonas Vaginalis | TVAG | Swab/Urine/Tampon | 48 hours |
| Triglycerides | TRIG | SST/Serum | 48 hours |
| Troponin T | TROPT | SST/Serum | 48 hours |