| LTT | lactose tolerance test; leucine tolerance test; limited treadmill test; lymphocyte transformation te... |
|---|---|
| IVT | index of vertical transmission; interventional video tomography; intrasound vibration test; intraven... |
| PVS | percussion, vibration, suction; persistent vegetative state; persistent viral syndrome; Plummer-Vins... |
| sv | sievert; single vibration |
| VDT | vibration disappearance threshold; visual display terminal; visual distortion test |