| UA | absorption unsharpness; ultra-audible; ultrasonic arteriography; umbilical artery; unauthorized abse... |
|---|---|
| VL | left arm [electrode]; ventralis lateratis [nucleus]; ventrolateral; visceral leishmaniasis; vision, ... |
| VR | right arm [electrode]; valve replacement; variable ratio; vascular resistance; venous reflux; venous... |
| Xp | paternal chromosome X; short arm of chromosome X |
| Xq | long arm of chromosome X |