| TTR | Transthyretin |
|---|---|
| TTR | mutant transthyretin |
| TTR | protein , transthyretin |
| TTR | to transthyretin |
| TTS | Tarsal Tunnel Syndrome |
| TTS | Temporary Threshold Shift |
| TTS | Transdermal Therapeutic System |
| TTT | Transpupillary thermotherapy |
| TTTS | Twin-twin transfusion syndrome |
| TTTS | twin-to-twin transfusion syndrome |