| UL | ultrasonic; Underwriters Laboratories; undifferentiated lymphoma; upper limb; upper limit; upper lob... |
|---|---|
| dpdt | double-pole double-throw [switch] |
| dpst | double-pole single-throw [switch] |
| LUSB | left upper scapular border; left upper sternal border |
| UA | absorption unsharpness; ultra-audible; ultrasonic arteriography; umbilical artery; unauthorized abse... |