| 
          UBA1Q 
         | 
        
          UBA1 Mutation Quantitative Detection, VEXAS syndrome, Droplet Digital PCR, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UGTFZ 
         | 
        
          UDP-Glucuronosyltransferase 1A1 (UGT1A1), Full Gene Sequencing, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          ULCH 
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          Ulocladium chartarum, IgE, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UNIPD 
         | 
        
          Uniparental Disomy, Varies Mayo Clinic Laboratories in Rochester
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        | 
          BUN 
         | 
        
          Urea Nitrogen Beebe Healthcare Laboratory
         | 
      
      
        | 
          UUN 
         | 
        
          Urea Nitrogen, 24 Hour, Urine Beebe Healthcare Laboratory
         | 
      
      
        | 
          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
         | 
      
      
        | 
          URIC 
         | 
        
          Uric Acid Beebe Healthcare Laboratory
         | 
      
      
        | 
          URICU 
         | 
        
          Uric Acid, 24 Hour, Urine Beebe Healthcare Laboratory
         | 
      
      
        | 
          FUABF 
         | 
        
          Uric Acid, Body Fluid ARUP Laboratories
         | 
      
      
        | 
          URICR 
         | 
        
          Uric Acid, Random, Urine Beebe Healthcare Laboratory
         | 
      
      
        | 
          U1A1Q 
         | 
        
          Uridine Diphosphate (UDP) Glucuronosyltransferase 1A1 TA Repeat Genotype, UGT1A1, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          GALE 
         | 
        
          Uridine Diphosphate-Galactose 4' Epimerase, Blood Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UA 
         | 
        
          Urinalysis with Microscopic if Indicated Beebe Healthcare Laboratory
         | 
      
      
        | 
          UAFLX 
         | 
        
          Urinalysis with Reflex Culture Beebe Healthcare Laboratory
         | 
      
      
        | 
          UADIP 
         | 
        
          Urinalysis without Microscopic Beebe Healthcare Laboratory
         | 
      
      
        | 
          UPII 
         | 
        
          Uroplakin II Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UPGDW 
         | 
        
          Uroporphyrinogen Decarboxylase, Washed Erythrocytes Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UPGD 
         | 
        
          Uroporphyrinogen Decarboxylase, Whole Blood Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UPGC 
         | 
        
          Uroporphyrinogen III Synthase (Co-Synthase), Erythrocytes Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          FUROC 
         | 
        
          UroVysion for Detection of Bladder Cancer, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          USPF 
         | 
        
          USP6 (17p13), Aneurysmal Bone Cyst and Nodular Fasciitis, FISH, Tissue Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          USTEK 
         | 
        
          Ustekinumab Quantitation with Antibodies, Serum Mayo Clinic Laboratories in Rochester
         |