25,729 articles
Nasovac-S (Nasovac, Nasovac-S3, Nasovac-S4)
Nasovac-S family: intranasal live attenuated influenza vaccines by Serum Institute of India, from the 2009 pandemic H1N1 vaccine Nasovac to trivalent Nasovac-S and quadrivalent Nasovac-S4, WHO prequalified 2015.
Nasu-Hakola disease
Nasu-Hakola disease (PLOSL), a rare autosomal recessive leukodystrophy from TYROBP or TREM2 mutations, causing bone cysts, fractures, and presenile dementia, mostly in Japanese and Finnish populations.
Natalizumab
Natalizumab (Tysabri; biosimilar Tyruko, natalizumab-sztn) is a humanized anti-α4-integrin IgG4κ monoclonal antibody given 300 mg IV every four weeks for relapsing MS and Crohn's disease, withdrawn 2005 and reintroduced 2006 over PML risk.
Nateglinide
Nateglinide, sold as Starlix, is a short-acting meglitinide-class oral antidiabetic drug that stimulates insulin release before meals to control glucose in type 2 diabetes; it was FDA approved in 2000.
Nathalie syndrome
Nathalie syndrome, also known as deafness-cataract-skeletal anomalies syndrome, is a rare genetic disorder combining hearing loss, cataracts, spinal muscular atrophy, and potentially fatal heart disease.
National Board of Health
National Board of Health (Sundhedsstyrelsen) is Denmark's national health authority, established 30 May 1909, replacing Sundhedskollegiet; agency under the Ministry of the Interior and Health, led by Jonas Egebart since 2023.
National Board of Health and Welfare
The National Board of Health and Welfare (Swedish: Socialstyrelsen) is a Swedish government agency established in 1968 that licenses healthcare professions and publishes national health statistics.
National Cardiovascular Data Registry
The National Cardiovascular Data Registry (NCDR) is the American College of Cardiology's suite of clinical registries, founded in 1997, holding over 50 million patient records for quality benchmarking.
National Centre for Infectious Diseases
National Centre for Infectious Diseases (NCID; 国家传染病中心), Singapore's 330-bed national infectious disease facility in Novena, opened 7 September 2019, replacing the 1907 Communicable Disease Centre; led COVID-19 response; public health functions moved to CDA in 2025.
National Childhood Vaccine Injury Act
National Childhood Vaccine Injury Act (1986, Pub. L. 99-660), U.S. law creating the no-fault National Vaccine Injury Compensation Program, Office of Special Masters, Vaccine Injury Table, $0.75-per-dose excise tax, and VAERS reporting requirements.
National Doctors' Day
National Doctors' Day, observed in the United States on March 30, honors physicians. Begun in 1933 in Winder, Georgia, by Eudora Brown Almond, it marks Crawford Long's 1842 first use of anesthesia; Congress made it official in 1990.
National Early Warning Score
The National Early Warning Score (NEWS2) is a bedside scoring system used in UK hospitals that scores six vital signs from 0 to 20 to detect patient deterioration.
National Health Council
National Health Council (NHC), founded 1920, Washington DC nonprofit uniting nearly 200 health organizations, including patient groups, to drive patient-centered health policy for 200+ million Americans with chronic diseases and disabilities.
National Health Programs
National Health Programs: components of a national health care system administering specific services such as national health insurance (MeSH D009313). Includes Bismarck's 1880s German insurance, the UK NHS (1948), and US Medicare and Medicaid (1965).
National Health Service
National Health Service (NHS): UK's publicly funded healthcare system, launched 5 July 1948 under Aneurin Bevan, free at point of delivery, tax-funded, governed by the NHS Constitution, now undergoing abolition of NHS England into DHSC by 2027.
National Health Service (England)
National Health Service (NHS) in England, also called NHS England, the publicly funded healthcare system launched 5 July 1948 by Aneurin Bevan, free at point of delivery, run by ICBs since 2022, with NHS England the oversight body slated for abolition into DHSC by 2027.
National Heart, Lung, and Blood Institute
The National Heart, Lung, and Blood Institute (NHLBI) is a US National Institutes of Health institute for research on heart, lung, and blood diseases, created in 1948.
National Hospital (Kozhikode, IN)
National Hospital, Kozhikode (National Hospital Kozhikode) is a 400-bedded private super-specialty hospital on Indira Gandhi Road at Mavoor Road junction, Kozhikode, Kerala, with about 20 departments, NABH pre-accreditation, and a nursing college as its parent-hospital affiliate.
National Hospital (Panama City, PA)
Hospital Nacional is a private hospital in Panama City, Panama, opened in 1973 as Clínica Nacional and grown to more than 107 beds after its 2013 expansion.
National Hospital for Neurology and Neurosurgery
National Hospital for Neurology and Neurosurgery (NHNN), Queen Square, London: the world's first specialised neurological hospital, founded 1859, UK's largest dedicated neurology and neurosurgery hospital, run by UCLH, partnering with UCL's Institute of Neurology.
National Inpatient Sample analysis
National Inpatient Sample analysis is observational research using the NIS, the largest all-payer US hospital discharge database, to estimate national inpatient utilization, cost, and outcomes.
National Institute for Communicable Disease Control and Prevention
National Institute for Communicable Disease Control and Prevention (中国疾病预防控制中心传染病预防控制所), China CDC's national institute for bacterial infectious disease control, founded 1953, runs pathogen identification and vector surveillance networks from Beijing.
National Institute for Occupational Safety and Health
NIOSH (National Institute for Occupational Safety and Health) is the CDC/HHS federal research agency preventing work-related injury and illness, created by the 1970 OSH Act; it approves respirators, issues RELs, and faced near-total 2025 layoffs later rescinded.
National Institute of Allergy and Infectious Diseases
NIAID (National Institute of Allergy and Infectious Diseases), an NIH institute since 1955, funds US research on infectious, immunologic, and allergic diseases; about $6.6 billion budget, VTEUs, HIV/AIDS networks, COVID-19 vaccine role, and 2023-2025 leadership upheaval.
National Institute of Child Health (Budapest, HU)
National Institute of Child Health (Országos Gyermekegészségügyi Intézet, OGYEI), Budapest: Hungarian national child-health institute created 2003, successor of the 1998-dissolved infant and child health institute; its Methodological Directorate continues at Heim Pál Children's Hospital. Distinct from the pharmacy institute OGYÉI.
National Institute of Child Health (Karachi, PK)
National Institute of Child Health (NICH), Karachi: Pakistan's largest public pediatric hospital, opened 1962, 500-550 beds, free care to over 1 million patients yearly, largest pediatric ER and incubator facility, Edhi Medical Tower expansion.
National Institute of Health
National Institute of Health (NIH), Islamabad: Pakistan's national public health institute under NHSR&C, formed from 1948 Bureau of Laboratories, autonomous by 1980 ordinance, reorganized 2021; runs polio reference lab, IDSRS, and vaccine production; distinct from the US National Institutes of Health.
National Institute of Mental Health
National Institute of Mental Health: the US NIMH (NIH, founded 1949, lead federal mental disorders research agency) and Japan's NIMH (国立精神衛生研究所, founded 1952, now part of NCNP), which was modeled on the American institute.
National Institute of Mental Health and Neurosciences
NIMHANS, Bengaluru, India's apex mental health and neurosciences institute, formed 1974 from the Mysore Government Mental Hospital and AIIMH; deemed university 1994, Institute of National Importance 2012; NIMHANS-2 announced 2026.
National Institutes of Health Stroke Scale
The National Institutes of Health Stroke Scale (NIHSS) is a 15-item, 0–42 point clinical exam measuring stroke severity, used for treatment decisions, prognostication, and trials; variants include mNIHSS, sNIHSS-4, and sNIHSS-EMS.