| Test | Specimen Requirements |
| Tegretol (Carbamezapine) | 10 mL GEL (white / yellow). Sample Time: Pre-Dose. State time / date of last dose & time / date of collection. |
| Testosterone (Total) | 10 mL GEL (white / yellow). Provide clinical details. |
| Testosterone (Free)* | 10 mL GEL (white / yellow) |
| Tetanus Toxoid Ab* | 10 mL GEL (white / yellow) |
| Thalassaemia (alpha) confirmation by PCR | 4 mL EDTA ( purple) |
| Theophylline (Aminophylline) | 10 mL GEL (white / yellow) |
| Thiamine (Vitamin B1)* | 10 mL LITHIUM HEPARIN (green). Wrap in foil. |
| Throat Swab Micro & culture | Swab collected onto gel transport medium. |
| Thioridizine (Melleril)* | 10 mL GEL (white / yellow) |
| Thyroglobulin | 10 mL GEL (white / yellow) |
| Thyroid Auto-Antibodies Thyroid microsomal antibody (MA) Thyroglobulin antibody (TA) | 10 mL GEL (white / yellow) 10 mL GEL (white / yellow) |
| TSH (Thyroid Stimulating Hormone) | 10 mL GEL (white / yellow) |
| T3 (free Tri-ido thyronine) | 10 mL GEL (white / yellow) |
| T4 (free thryroxine) | 10 mL GEL (white / yellow) |
| Tocopherol (Vitamin E)* | 10 mL LITHIUM HEPARIN (green). Wrap in foil. |
| Tofranil (Imipramine)* | 10 mL GEL (white / yellow) |
| Total Bilirubin | 10 mL GEL (white / yellow) |
| Total Protein | 10 mL GEL (white / yellow) |
| Toxocara Serology* | 10 mL GEL (white / yellow) |
| Toxoplasma Serology IgG Antibody IgM Antibody | 10 mL GEL (white / yellow) 10 mL GEL (white / yellow) |
| TPHA (Syphilis Serology) or specific IgG assay | 10 mL GEL (white / yellow) |
| Transferrin Includes TIBC | 10 mL GEL (white / yellow). Preferably A.M. |
| Triglycerides (Lipids) | 10 mL GEL (white / yellow). 10 - 12 hr fast necessary. |
| Triple Test (Down Syndrome Screen) | 10 mL GEL (white / yellow). Free beta HCG, AFP, UE3 measured at 14-19 weeks. ALL relevant details - LMP, DOB, gestation determination MUST be on the form. Accurate gestation, preferably by ultrasound is essential for correct risk assessment. |
| Troponin I (Qualitative) Troponin I (Quantitative) | 4ml EDTA (purple) 10ml LITHIUM HEPARIN (green) (Available in our main laboratories: KL and Ipoh only) |
| Tryptanol (Amitryptiline)* | 10 mL GEL (white / yellow) |
| TSH Receptor Antibody* | 10 mL GEL (white / yellow) |
| Tuberculosis rapid PCR test | Sputum |
| Tumor Markers | |
| CEA | 10 mL GEL (white / yellow) |
| Ca 125 | 10 mL GEL (white / yellow) |
| Ca 15.3 | 10 mL GEL (white / yellow) |
| Ca 19.9 | 10 mL GEL (white / yellow) |
| PSA | 10 mL GEL (white / yellow) |
| AFP | 10 mL GEL (white / yellow) |
| HCG (quantitative) | 10 mL GEL (white / yellow) |
| NPC Screen (EBV VCA IgA) | 10 mL GEL (white / yellow) |
| Beta 2 Microglobulin | 10ml GEL (white / yellow) |
| Typhoid Antibody (Widal Test) | 10 mL GEL (white / yellow) |