Test Code Test Name
38007 NAbFeron® (IFNB-1) Neutralizing Antibody Test
4950 Naproxen, Serum/Plasma
37088 Natural Killer Cells
34184 Natural Killer Cells, Functional
95687P Neisseria gonorrhoeae Antibody, CF (Serum) (34159X)
16504 Neisseria gonorrhoeae RNA, TMA, Rectal
70049 Neisseria gonorrhoeae RNA, TMA, Throat
11362X Neisseria gonorrhoeae RNA, TMA, Urogenital
15033 Neisseria gonorrhoeae, TMA (Alternate Target), Urogenital
15903X Neisseria meningitidis, IgG, Vaccine Response, MAID
91623 NeoCerebellar Degeneration Paraneoplastic Profile with Recombx®
91636 NeoComplete Paraneoplastic Evaluation with Recombx®
91622 NeoEncephalitis Paraneoplastic Evaluation with Recombx®
93917 Neopterin, Serum
61861N Nettle (W20) IgE (2420X)
19248X Neurofilament Protein (NFP), IHC with Interpretation
19381X Neurofilament Protein (NFP), IHC without Interpretation
93890 Neurology Antibody, CBA IFA
93892 Neurology Antibody, Line Blot
34476 Neuron Specific Enolase
90520 Neuron Specific Enolase (NSE), CSF
19250X Neuron-Specific Enolase (NSE), IHC with Interpretation
19383X Neuron-Specific Enolase (NSE), IHC without Interpretation
1606N Neutrophil Antibody, Flow Cytometry (1606X)
37523 Neutrophil Function, Oxidative Burst
93941 NF1 Sequencing and Deletion/Duplication
36443 Nickel, 24-Hour Urine
5215 Nickel, Random Urine
4696 Nickel, Serum/Plasma
90642 Nicotine and Cotinine, Serum/Plasma
90646 Nicotine and Cotinine, Urine
90893 Niemann-Pick Disease Mutation Analysis
6225 Nifedipine, Serum/Plasma
8333 Nitrazepam and Metabolite, Serum or Plasma
92394 NMDA Receptor (NR1-subunit) Autoantibody Test
38313 NMO Spectrum Evaluation (AQP4 with Reflex to MOG), CSF
38312 NMO Spectrum Evaluation (AQP4 with Reflex to MOG), Serum
449 Nonesterified Fatty Acids (Free Fatty Acids)
37562 Norepinephrine, Plasma
19098 Norovirus RNA, Qualitative Real-Time PCR
15544X Norovirus, EIA (Stool)
272 Nortriptyline
16158 NPM (Exon 12) Mutation Analysis, Cell-based
16818 NRAS Mutation Analysis
59245 N-Telopeptide, Serum
11188 NT-proBNP
34099 Nuclear Matrix Proteins
2718 Nutmeg (Rf282) IgE**