| UNA24 |
Sodium, Urine, 24 Hour |
| UNAR |
Sodium, Urine, Random |
| UPELE |
High Resolution Protein Electrophoresis, urine |
| UPH24 |
Phosphorous, Urine, 24 Hour |
| UPHOR |
Phosphorus, Urine, Random |
| UPREG |
Urine HCG, Qualitative |
| URIC |
Uric Acid, Serum |
| UTP24 |
Total Protein, Urine, 24 Hour |