| 
          LBCS 
         | 
        
          Labile Bound Copper, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          ZG058 
         | 
        
          Lacosamide, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          LDH 
         | 
        
          Lactate Dehydrogenase (LD), Plasma or Serum Holland Hospital Laboratory Services
         | 
      
      
        | 
          ZG354 
         | 
        
          Lactate Dehydrogenase (LDH), Body Fluid Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          LAPYP 
         | 
        
          Lactate Pyruvate Panel, Plasma Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          LAC 
         | 
        
          Lactic Acid, Plasma Holland Hospital Laboratory Services
         | 
      
      
        | 
          LASF1 
         | 
        
          Lactic Acid, Spinal Fluid Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          LACTO 
         | 
        
          Lactose Tolerance, Serum Holland Hospital Laboratory Services
         | 
      
      
        | 
          LACTO 
         | 
        
          Lactotransferrin Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          LAIHC 
         | 
        
          Lambda Light Chain Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          Z0075 
         | 
        
          Lamotrigine, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          LANGR 
         | 
        
          Langerin Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          ZG353 
         | 
        
          LDH, Body Fluid (Non-CSF) Corewell Health Reference Laboratory, Grand Rapids, MI
         | 
      
      
        | 
          PBOU 
         | 
        
          Lead Occupational Exposure, Random, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          PBUOE 
         | 
        
          Lead Occupational Exposure, Random, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          PBPFD 
         | 
        
          Lead Profile Occupational Exposure, Blood Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          ZG020 
         | 
        
          Lead, 24 Hour, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          ZG287 
         | 
        
          Lead, Capillary, with Demographics, Blood Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          PBHA 
         | 
        
          Lead, Hair Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          PBNA 
         | 
        
          Lead, Nails Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          ZG286 
         | 
        
          Lead, Venous, with Demographics, Blood Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          PBUCR 
         | 
        
          Lead/Creatinine Ratio, Random, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          PBCU 
         | 
        
          Lead/Creatinine Ratio, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          LEFLU 
         | 
        
          Leflunomide Metabolite (Teriflunomide), Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          LEGAU 
         | 
        
          Legionella Antigen, Urine Holland Hospital Laboratory Services
         |