| SURS | solitary ulcer of rectum syndrome; surveillance and utilization review |
|---|---|
| UR | unconditioned reflex; upper respiratory; uridine; urinal; urology; utilization review |
| URAC | Utilization Review Accreditation Commission |
| URC | upper rib cage; utilization review committee |
| URO | urology; uroporphyrin; uroporphyrinogen; utilization review organization |