Dictionary of Medical Acronyms & Abbreviations

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[ N ]

N₁ | N₂ | N₃ | N₄ | N₅ | N₆ | N₇ |

NCHECR National Centre in Human Immunodeficiency Virus [HIV] Epidemiology and Clinical Research [Australia]
NCHGR National Center for Human Genome Research
NCHLS National Council of Health Laboratory Services
NCHPD National Council on Health Planning and Development
NCHS National Center for Health Statistics
NCHSR National Center for Health Services Research
NCI National Cancer Institute; noncriterion ischemic [animal]; nuclear contour index; nursing care integration
nCi nanocurie
NCIB National Collection of Industrial Bacteria
NCIC National Cancer Institute of Canada
NCIC CTG National Cancer Institute of Canada Clinical Trial Group
NCID National Center for Infectious Diseases
NCI DIS 2D National Cancer Institute Drug Information System for 2-dimensional substructure searching
NCIH National Council for International Health
NCIMB National Collection of Industrial and Marine Bacteria [UK]
NCIPC National Center for Injury Prevention and Control
NCIRS National Cancer Incidence Reporting System [Canada]; National Centre for Immunisation Research and Surveillance [Australia]
NC-IUB Nomenclature Committee of the International Union of Biochemistry
NCJ needle catheter jejunostomy
NCKHEkg note chemistry and hematology, laboratory values, and electrocardiographic findings
NCL neuronal ceroid-lipofuscinosis; non-coronary leaflet; nucleolin
NCLEX-RN National Council Licensure Examination for Registered Nurses
NCM nailfold capillary microscopy; nurse case manager
N/cm² newtons per square centimeter
NCMC natural cell-mediated cytotoxicity
NCMH National Committee for Mental Health
NCMHI National Clearinghouse for Mental Health Information
NCMI National Committee Against Mental Illness
NCN National Cardiovascular Network; National Council of Nurses
NCNR National Center for Nursing Research
NCO/CIC National Coordinating Office for Computing, Information, and Communication
NCoR, N-CoR nuclear receptor compressor
NCP neuro-cybernetic prosthesis [neurostimulator]; Nijmegen Classification of Pain; noncollagen protein
N-CPAP, n-CPAP nasal continuous positive airway pressure
NCPDP National Council on Prescription Drug Programs
NCPE noncardiac pulmonary edema
NCPF National Collection of Pathogenic Fungi [UK]; noncirrhotic portal fibrosis
NCPI National Clearinghouse for Primary Care Information
NCPIM National Commission to Prevent Infant Mortality
NCPP National Collaborative Perinatal Project
NCPPB National Collection of Plant Pathogenic Bacteria
NCQA National Committee for Quality Assurance
NCR National Research Council; neutrophil chemotactic response; no carbon required; noncoding region; normotensive control rat; nuclear/cytoplasmic ratio
NCRND National Committee for Research in Neurological Diseases
NCRP National Council on Radiation Protection [and Measurements]
NCRR National Center for Research Resources
NCRSP National Congenital Rubella Surveillance Programme [UK]
NCRV National Committee for Radiation Victims
NCS National Collaborative Study; neocarcinostatin; nerve conduction study; neurocutaneous syndrome; newborn calf serum; no concentrated sweets; non-coronary sinus; noncircumferential stenosis; nystagmus compensation syndrome
NCSA National Center for Supercomputer Applications; National Computational Science Alliance
NCSBN National Council of State Boards of Nursing
NCSE nonconvulsive status epilepticus
NCSI number of combined spherical irradiation
NCSN National Council for School Nurses
NCT neural crest tumor
NCTC National Cancer Tissue Culture; National Collection of Type Cultures [UK]
NCTR National Center for Toxicological Research
NCV nerve conduction velocity; noncholera vibrio
NCVHS National Committee on Vital and Health Statistics
NCVIA National Childhood Vaccine Injury Act
NCVS nerve conduction velocity study
NCX sodium-calcium exchanger
NCYC National Collection of Yeast Cultures [UK]
ND Doctor of Naturopathy; nasal deformity; natural death; Naval Dispensary; neonatal death; neoplastic disease; neurologic deficit; neuropsychological deficit; neurotic depression; neutral density; new drug; Newcastle disease; newly dead; no data; no disease; nondetectable; nondiabetic; nondiagnostic; nondisabling; normal delivery; normal development; Norrie disease; nose drops; not detected, not determined; not diagnosed; not done; nurse's diagnosis; nutritionally deprived
N/D no defects; not done
N&D nodular and diffuse
N_D, n_D refractive index
Nd neodymium
n_D refractive index
NDA National Dental Association; New Drug Application; no data available; no detectable activity; no detectable antibody
NDAC not data accepted
NDATUS National Drug and Alcoholism Treatment Unit Survey
NDBA N-nitrosodibutylamine
NDC National Data Communications; national drug classification; National Drug Code; National Drug Council; Naval Dental Clinic; nicotine dependence center; nondifferentiated cell
NDCD National Drug Code Directory
NDCG Nursing Development Conference Group
NDD no dialysis days
NDDIC National Digestive Disease Information Clearinghouse
NDDG National Diabetes Data Group
NDE near-death experience; nondestructive evaluation; nondiabetic extremity
NDEC nursing diagnosis extension and classification
NDEKF node-decoupled extended Kalman filtering
NDEV Ndelle virus
NDF neutrophil diffraction factor; new dosage form; no diagnostic findings; no disease found
NDFDA nonadecafluoro-n-decanoic acid
NDGA nordihydroguaiaretic acid
NDHPCCB non-dihydropyridine calcium channel blocker
NDHS National Diet-Heart Study
NDI nephrogenic diabetes insipidus
NDIC National Diabetes Information Clearinghouse
NDIR nondispersive infrared analyzer
NDM naturalistic decision making
NDMA nitrosodimethylamine
NDMR nondepolarizing muscle relaxant
nDNA nuclear deoxyribonucleic acid
NDNQI National Database of Nursing Quality Indicators
NDP net dietary protein; nucleoside diphosphate
NDPK nucleoside diphosphate kinase
NDPKA nucleoside diphosphate kinase A
NDPKB nucleoside diphosphate kinase B
NDR neonatal death rate; normal detrusor reflex
NDRC National Defense Research Committee
NDRF endothelium-derived relaxing factor
NDRI National Disease Research Interchange
NDS Naval Dental School; neurologic deficit score; new drug submission; normal dog serum; Novell Directory Services
NDSB Narcotic Drugs Supervisory Board
NDSSC National Dietary Survey of School Children
NDST N-deacetylase N-sulfotransferase
NDT neurodevelopmental treatment; noise detection threshold; nondestructive test, nondestructive testing
NDTI National Disease and Therapeutic Index
NDTM National Database of Telemedicine [UK]
NDUV Ndumu virus
NDV Newcastle disease virus; Nyando virus
NDVI normalized difference vegetation index
Nd/YAG, Nd-YAG neodymium-yttrium-aluminum garnet
NE national emergency; nausea and emesis; necrotic enteritis; necrotizing enterocolitis; neonatal encephalopathy; nephropathia epidemica; nerve ending; nerve excitation; neuroendocrine; neuroendocrinology; neuroepithelium; neurological examination; neutropenic enterocolitis; neutrophil elastase; niacin equivalent; no effect; no excision; no excitation; no exposure; nocturnal exacerbation; nonelastic; nonendogenous; noninvasive evaluation; norepinephrine; not elevated; not enlarged; not equal; not evaluated; not examined; not exposed; nuclear extract; nurse executive; nutcracker esophagus
Ne neon
NEA neoplasm embryonic antigen; no evidence of abnormality
NEAR National Emergency Airway Registry
NEAS nonerythroid alpha spectrin
NEAT Neurohumoral Effects in Acute Myocardial Infarction of Trandolapril [study]; non-exercise activity thermogenesis
NEB nebulin; neuroendocrine body; neuroepithelial body
NEC National Electrical Code; necrotizing enterocolitis; neuroendocrine cell; neuroendocrine convertase; no essential changes; non-effect concentration; nonesterified cholesterol; not elsewhere classified or classifiable; nursing ethics committee
NECHI Northeastern Consortium for Health Information
NECR noise-effective count rate
NECT non-enhanced computed tomography
NED no-effect dose; no evidence of disease; no expiration date; normal equivalent deviation
NEDEL no epidemiologically detectable exposure level
NEDSS National Electronic Disease Surveillance System
NEDV North End virus
NEE needle electrode examination
NEEE Near East equine encephalomyelitis
NEEP negative end-expiratory pressure
NEET Nordic Enalapril Exercise Trial
NEF, NeF nephritic factor
NEFA nonesterified fatty acid
NEFH heavy polypeptide of neurofilament protein
NEFL light polypeptide of neurofilament protein
NEFM medium polypeptide of neurofilament protein
neg negative
NEGF neurite growth-promoting factor
NEHE Nurses for Environmental Health Education
NEI National Eye Institute
NEISS National Electronic Injury Surveillance System
NEJ neuroeffector junction
NEJM New England Journal of Medicine
NEL non-effect level
NeLH National Electronic Library for Health [UK]
NEM nemaline; N-ethylmaleimide; no evidence of malignancy
nem nutritional milk unit [Ger. Nahrungs Einheit Milch]
NEMA National Eclectic Medical Association
nema nematode
NEMAS Nursing Education Modular Authoring System
NEMC-PCR New England Medical Center Posterior Circulation Registry
NEMD nonspecific esophageal motor dysfunction
NEMS nine equivalents of nursing manpower use score
Neo neomycin; neoplasm or neoplastic
neo neoarsphenamine
NEP needle exchange program; negative expiratory pressure; nephrology; neutral endopeptidase; no evidence of pathology
nep nephrectomy
NEPA National Environmental Policy Act
Neph nephron; nephritis; nephrosis
NEPHGE nonequilibrated pH gradient electrophoresis
NEPV Nepuyo virus
NEQ noise equivalent quantum
NEQAS National External Quality Assessment Scheme [for blood coagulation, UK]
NERHL Northeastern Radiological Health Laboratory
NER no evidence of recurrence; nucleotide excision repair
NERD no evidence of recurrent disease; non-erosive reflux disease
ner nervous
NERO noninvasive evaluation of radiation output
NERSC National Energy Research Supercomputer Center
NES night eating syndrome; not elsewhere specified
NESH Network for Ecosystem Sustainability and Health
NESO Northeastern Society of Orthodontists
NESP novel erythrocyte stimulating protein; Nurse Education Support Program
NEST Nuclear Emergency Search Team
NET nasoendotracheal tube; nerve excitability test; neuroectodermal tumor; neuroendocrine tumor; norepinephrine transporter
NETI nasotracheal endotracheal intubation
NETRHA North-East Thames Regional Health Authority [study]
NETS National Eye Trauma System; Network for Employers for Traffic Safety
NETT National Emphysema Treatment Trial
NETV Netivot virus
NEU, Neu neuraminidase
neu neurilemma
NeuN neuronal nucleus
neur, neuro, neurol neurology, neurological, neurologist
neuropath neuropathology
neut neuter, neutral; neutrophil
NEVADA Numerical Evaluation of Variance and Dependence Simulation
NEWDILTIL New Diltiazem vs Tildiem [study]
NEXT New European XT Stent Registry
NEXUS National Emergency X-radiography Utilization Study
NEY neomycin egg yolk [agar]
NEYA neomycin egg yolk agar
NF nafcillin; National Formulary; nephritic factor; neurofibromatosis; neurofilament; neutral fraction; neutrophilic factor; noise factor; normal flow; not filtered; not found; nuclear factor; nucleolar frequency [number of nucleoli per 100 nuclei]
nF nanofarad
NF1 neurofibromatosis type I; neurofibromin gene; nuclear factor 1
NF2 neurofibromatosis type II
NFA National Fire Academy; near-fatal asthma; nuclear factor A