| C Ear | Ear Culture FMH Microbiology | 
      
        | EOIBD | Early Onset Monogenic Inflammatory Bowel Disease (IBD) Gene Panel, Varies Mayo Clinic Laboratories in Rochester | 
      
        | ECHNG | Echinococcus Antibody, IgG, Serum Mayo Clinic Laboratories in Rochester | 
      
        | ECMP | Eculizumab Monitoring Panel, Serum Mayo Clinic Laboratories in Rochester | 
      
        | EGFRS | EGFR Gene, Targeted Mutation Analysis, 51 Mutation Panel, Tumor Mayo Clinic Laboratories in Rochester | 
      
        | EGGPF | Egg Comprehensive Profile, Serum Mayo Clinic Laboratories in Rochester | 
      
        | EGWTP | Egg White Component Profile, Serum Mayo Clinic Laboratories in Rochester | 
      
        | EGG | Egg White, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | YOLK | Egg Yolk, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | EDSGG | Ehlers-Danlos Syndrome Gene Panel, Varies Mayo Clinic Laboratories in Rochester | 
      
        | EHRCP | Ehrlichia Antibody Panel, Serum Mayo Clinic Laboratories in Rochester | 
      
        | EPCRB | Ehrlichia/Anaplasma, Molecular Detection, PCR, Blood Mayo Clinic Laboratories in Rochester | 
      
        | EHBAP | Ehrlichia/Babesia Antibody Panel, Immunofluorescence, Serum Mayo Clinic Laboratories in Rochester | 
      
        | FPCEL | Elastase, Pancreatic, Serum Inter Science Institute | 
      
        | EFPO | Electrolyte and Osmolality Panel, Feces Mayo Clinic Laboratories in Rochester | 
      
        | LYTES | Electrolyte Panel  FMH Laboratory | 
      
        | EM | Electron Microscopy, Varies Mayo Clinic Laboratories in Rochester | 
      
        | EMICZ | Emicizumab, Modified One Stage Assay Factor VIII, Plasma Mayo Clinic Laboratories in Rochester | 
      
        | MPS1R | Endogenous Mucopolysaccharidosis Type I (IDUA [Alpha-L-Iduronidase]) Biomarker Reflex, Blood Spot Mayo Clinic Laboratories in Rochester | 
      
        | MPS1B | Endogenous Mucopolysaccharidosis Type I (IDUA [Alpha-L-Iduronidase]) Biomarker, Blood Spot Mayo Clinic Laboratories in Rochester | 
      
        | MPS2R | Endogenous Mucopolysaccharidosis Type II (I2S [Iduronate-2-Sulfatase]) Biomarker Reflex, Blood Spot Mayo Clinic Laboratories in Rochester | 
      
        | MPS2B | Endogenous Mucopolysaccharidosis Type II (I2S [Iduronate-2-Sulfatase]) Biomarker, Blood Spot Mayo Clinic Laboratories in Rochester | 
      
        | EMA | Endomysial Antibodies, IgA, Serum Mayo Clinic Laboratories in Rochester | 
      
        | EMAT | Endomysial Antibodies, IgA, Titer, Serum Mayo Clinic Laboratories in Rochester | 
      
        | EMAIG | Endomysial Antibodies, IgG, Serum Mayo Clinic Laboratories in Rochester |