| TPI | time period integrator; treponemal immobilization test; Treponema pallidum immobilization; triose phosphate isomerase |
|---|---|
| TPi | inspiratory pause time |
| TPI test | Treponema Pallidum Immobilization test |
| TPIA | Treponema pallidum immune adherence |
| TPIIA | time of postexpiratory inspiratory activity |