| QRS-T | the angle between the QRS and T vectors in vectorcardiography [angle] |
|---|---|
| TSI | 1) Thyroid Stimulating Immunoglobulin 2) Triple Sugar Iron agar |
| FACIT | fibril-associated collagen with interrupted triple helices |
| TCABG | triple coronary artery bypass graft |
| TCAG | triple coronary artery graft |