Test Index - N

N-terminal pro B-type natriuretic peptide     see NT-proBNP
NEFA   see free fatty acids
Neurone-specific enolase     see NSE
Neurotensin     see gut hormones
Neutrophils     see FBC
Non-HDL cholesterol     see lipid profile
Noradrenaline, urine    see catecholamines (urine)
Normetadrenaline (normetanephrine), urine     see metadrenalines (urine)
Norovirus     see faeces microbiology
NSE (neurone-specific enolase)
NT-proBNP (N-terminal pro B-type natriuretic peptide)
Nucleated red blood cells (NRBC)     see FBC