| 
          ULCH 
         | 
        
          Ulocladium chartarum, IgE, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          Uncrossmatched Blood, Emerg... 
         | 
        
          Uncrossmatched Blood, Emergency, Blood Bronson Laboratory, Blood Bank
         | 
      
      
        | 
          UFHXA or LAB3473 
         | 
        
          Unfractionated Heparin Anti-Xa Assay Bronson Laboratory, Coagulation
         | 
      
      
        | 
          UNIPD 
         | 
        
          Uniparental Disomy, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UCDP 
         | 
        
          Urea Cycle Disorders Gene Panel, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UUNR or LAB748 
         | 
        
          Urea Nitrogen (BUN), Random, Urine Bronson Laboratory, Chemistry
         | 
      
      
        | 
          URUNT or LAB449 
         | 
        
          Urea Nitrogen, 24-Hour, Urine Bronson Laboratory, Chemistry
         | 
      
      
        | 
          BUNF or LAB2768 
         | 
        
          Urea Nitrogen, Body Fluid Bronson Laboratory, Chemistry
         | 
      
      
        | 
          URBRP 
         | 
        
          Ureaplasma species, Molecular Detection, PCR, Blood Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          URPRP 
         | 
        
          Ureaplasma species, Molecular Detection, PCR, Plasma Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          URRP 
         | 
        
          Ureaplasma species, Molecular Detection, PCR, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          URURIT or LAB841 
         | 
        
          Uric Acid, 24-Hour, Urine Bronson Laboratory, Chemistry
         | 
      
      
        | 
          URICF or LAB2788 
         | 
        
          Uric Acid, Body Fluid Bronson Laboratory, Chemistry
         | 
      
      
        | 
          ELITEK or LAB2429 
         | 
        
          Uric Acid, Elitek Bronson Laboratory, Chemistry
         | 
      
      
        | 
          UURIR or LAB2106 
         | 
        
          Uric Acid, Random, Urine Bronson Laboratory, Chemistry
         | 
      
      
        | 
          URIC or LAB4850 
         | 
        
          Uric Acid, Serum or Plasma Bronson Laboratory, Chemistry
         | 
      
      
        | 
          GALE 
         | 
        
          Uridine Diphosphate-Galactose 4' Epimerase, Blood Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UA 
         | 
        
          Urinalysis with Reflex Microscopy Bronson Laboratory Services-Urinalysis
         | 
      
      
        | 
          UAIFF 
         | 
        
          Urinalysis with Reflex Microscopy and Culture if Indicated Bronson Laboratory Services-Urinalysis
         | 
      
      
        | 
          URCH 
         | 
        
          Urinalysis without Microscopy Bronson Laboratory Services-Urinalysis
         | 
      
      
        | 
          UCACR or LAB2280 
         | 
        
          Urine Calcium / Creatinine Ratio (UCACRE) Bronson Laboratory Services-Chemistry
         | 
      
      
        | 
          Urine Electrolytes Panel 
         | 
        
          Urine Electrolyte, Random Bronson Laboratory, Chemistry
         | 
      
      
        | 
          PREGU 
         | 
        
          Urine hCG Test, Qualitative Bronson Laboratory Services-Hematology/Urinalysis Section
         | 
      
      
        | 
          UPIFE 
         | 
        
          Urine Protein Electrophoresis and Immunofixation Bronson Laboratory Services-Chemistry
         | 
      
      
        | 
          USPG 
         | 
        
          Urine Specific Gravity Bronson Laboratory Services-Urinalysis
         |