| NAACD | N-Acetylaspartic Acid, Canavan Disease, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | NAT2Q | N-Acetyltransferase 2 (NAT2) Genotype, Varies Mayo Clinic Laboratories in Rochester | 
      
        | NMH24 | N-Methylhistamine, 24 Hour, Urine Mayo Clinic Laboratories in Rochester | 
      
        | NMH1D | N-Methylhistamine, 24 Hour, Urine Mayo Clinic Laboratories in Rochester | 
      
        | NMHR1 | N-Methylhistamine, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | NMHR | N-Methylhistamine, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | NAPSN | Napsin A Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester | 
      
        | NARC | Narcolepsy-Associated Antigen, HLA-DQB1 Typing, Blood Mayo Clinic Laboratories in Rochester | 
      
        | NMS1 | Necrotizing Myopathy Evaluation, Serum Mayo Clinic Laboratories in Rochester | 
      
        | NSI1 | Necrotizing Myopathy Interpretation, Serum Mayo Clinic Laboratories in Rochester | 
      
        | FNECT | Nectarine (Prunus spp) IgE Eurofins Viracor | 
      
        | NECT4 | Nectin-4, Semi-Quantitative Immunohistochemistry, Manual Mayo Clinic Laboratories in Rochester | 
      
        | NEGCT | Negative Control, Technical Component Only Mayo Clinic Laboratories in Rochester | 
      
        | MGRNA | Neisseria gonorrhoeae, Miscellaneous Sites, Nucleic Acid Amplification, Varies Mayo Clinic Laboratories in Rochester | 
      
        | SCGCV | Neisseria gonorrhoeae, Self-Collect, Amplified RNA, Vaginal Mayo Clinic Laboratories in Rochester | 
      
        | SCGCR | Neisseria gonorrhoeae, Self-Collect, Nucleic Acid Amplification, Rectal Mayo Clinic Laboratories in Rochester | 
      
        | SCGCT | Neisseria gonorrhoeae, Self-Collect, Nucleic Acid Amplification, Throat Mayo Clinic Laboratories in Rochester | 
      
        | FNMEN | Neisseria Meningitidis IgG Vaccine Response Quest Diagnostics | 
      
        | RSCGP | Nephrocalcinosis, Nephrolithiasis, and Renal Electrolyte Imbalance Gene Panel, Varies Mayo Clinic Laboratories in Rochester | 
      
        | NEUN | Neu-N Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester | 
      
        | NELL1 | Neural Epidermal Growth Factor-Like 1 Protein Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester | 
      
        | NONCP | Neuro-Oncology Expanded Gene Panel with Rearrangement, Tumor Mayo Clinic Laboratories in Rochester | 
      
        | NONCM | Neuro-Oncology Gene Panel, Mutations Only, Tumor Mayo Clinic Laboratories in Rochester | 
      
        | NONCR | Neuro-Oncology Gene Panel, Rearrangements Only, Tumor Mayo Clinic Laboratories in Rochester | 
      
        | NCDCS | Neurochondrin Antibody, Cell-Binding Assay, Serum Mayo Clinic Laboratories in Rochester |