- UA
- uE3
- Unconjugated Bilirubin
- Urea (Serum)
- Urea (Urine)
- Urea Nitrogen
- Uric Acid (Serum)
- Uric Acid (Urine)
- Urinalysis by Dipstick Only
- Urinalysis, Complete - Override Reflex
- Urinalysis, Complete, including Reflex Microsopic Sediment
- Urine Culture
- Urine HCG
- Urine hemosiderin
- Urine IEP
- Urine Sediment Examination