| TR | 1) Tricuspid Regurgitation = TI 2) Therapeutic Ratio |
|---|---|
| TR | recovery time; rectal temperature; repetition time; residual tuberculin; terminal repeat; tetrazolium reduction; therapeutic radiology; therapeutic ratio; time release; thrombin receptor; total resistance; total response; trachea; transfusion reaction; transrectal; tricuspid regurgitation; tuberculin R [new tuberculin]; tuberculin residue; turbidity-reducing; turnover ratio |
| Tr | trace; tragion; transferrin; trypsin |
| Tr | radiologic half-life; retention time |
| tr | tincture; trace; traction; transaldolase; trauma, traumatic; tremor; triradial |
| TR/TE | repetition time/echo time |
| TRA | total renin activity; tumor-resistant antigen |
| tra | transfer |
| TRAb | thyrotoxin receptor antibody |
| TRAC | tool for referral assessment of continuity [of health] |