| UGI | upper gastrointestinal [tract] |
|---|---|
| UGIH | upper gastrointestinal hemorrhage |
| UGIS | upper gastrointestinal series |
| LUSB | left upper scapular border; left upper sternal border |
| UA | absorption unsharpness; ultra-audible; ultrasonic arteriography; umbilical artery; unauthorized abse... |