| LUL | left upper eyelid; left upper limb; left upper lobe; left upper lung |
|---|---|
| RUL | right upper eyelid; right upper lateral; right upper limb; right upper lobe |
| LOQ | lower outer quadrant |
| UCL | ulnar collateral ligament; upper collateral ligament; upper confidence limit; upper control limit; u... |
| UL | ultrasonic; Underwriters Laboratories; undifferentiated lymphoma; upper limb; upper limit; upper lob... |