| II | icterus index; image intensification or intensifier; Roman numeral two |
|---|---|
| 2-PD | two-point discrimination |
| q2h | every two hours [Lat. quaque secunda hora] |
| tcu-PA | two chain urokinase type plasminogen activator |
|---|---|
| TLV | two lung ventilation |
| 2 AFC | two-alternative forced choice |