| 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 | 
      
        | C Nasal Aerobic & Anaerobic | Nasal Culture, Aerobic & Anaerobic FMH Microbiology | 
      
        | NECT4 | Nectin-4, Semi-Quantitative Immunohistochemistry, Manual 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 | 
      
        | NBIL | Neonatal Bilirubin FMH Laboratory | 
      
        | RSCGP | Nephrocalcinosis, Nephrolithiasis, and Renal Electrolyte Imbalance Gene Panel, Varies Mayo Clinic Laboratories in Rochester | 
      
        | NELL1 | Neural Epidermal Growth Factor-Like 1 Protein Immunostain, Technical Component Only 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 | 
      
        | NCDCC | Neurochondrin Antibody, Cell-Binding Assay, Spinal Fluid Mayo Clinic Laboratories in Rochester | 
      
        | NCDTS | Neurochondrin Antibody, Tissue Immunofluorescence Titer, Serum Mayo Clinic Laboratories in Rochester | 
      
        | NCDTC | Neurochondrin Antibody, Tissue Immunofluorescence Titer, Spinal Fluid Mayo Clinic Laboratories in Rochester | 
      
        | NF4FS | Neurofascin-155 IgG4, Flow Cytometry, Serum Mayo Clinic Laboratories in Rochester | 
      
        | NF1Z | Neurofibromatosis Type 1, NF1, Full Gene Analysis, Varies Mayo Clinic Laboratories in Rochester | 
      
        | NFLP | Neurofilament Light Chain, Plasma Mayo Clinic Laboratories in Rochester | 
      
        | NMOFS | Neuromyelitis Optica (NMO)/Aquaporin-4-IgG Fluorescence-Activated Cell Sorting (FACS) Assay, Serum Mayo Clinic Laboratories in Rochester | 
      
        | NCLGP | Neuronal Ceroid Lipofuscinosis (Batten Disease) Gene Panel, Varies Mayo Clinic Laboratories in Rochester |