| UL | ultrasonic; Underwriters Laboratories; undifferentiated lymphoma; upper limb; upper limit; upper lob... |
|---|---|
| VACTERL | vertebral abnormalities, anal atresia, cardiac abnormalities, tracheoesophageal fistula and/or esoph... |
| L/E | Lower Extremity |
| LES | Lower Esophageal Sphincter; 하부 식도 괄약근 |
| LESP | Lower Esophageal Sphincter Prssure |