| PIT | pacing-induced tachycardia; patella inhibition test; picture identification test; pitocin; pitressin... |
|---|---|
| PITR | plasma iron turnover rate |
| RCIT | red cell iron turnover |
| RCITR | red cell iron turnover rate |
| RTR | Recreational Therapist, Registered; red blood cell turnover rate; retention time ratio |