| EBS | Emergency Breathing Subsystem | In English | |
| EC4 | European Communities Confederation of Clinical Chemistry | In English | → Organizations and associations → Pharmacology, toxicology |
| ECDC | European Centre for Disease Prevention | In English | → Public health and hygiene |
| ECF | Extracellular fluid | In English | → Physiology |
| ECG | Electrocardiograph(y) | In English | → Diagnostics |
| ECG | Electrocardiogram | In English | → Diagnostics |
| ECHI | European Community Health Indicator | In English | → Statistics → Public health and hygiene |
| ECNP | European College of Neuropsychopharmacology | In English | → Pharmacology, toxicology → Neurology |
| ECONAG | European Conference on Aging | In English | |
| ECSS | European College of Sport Science | In English | → Organizations and associations → Sport, physical exercises |
| EDCTP | European and Developing Countries Clinical Trials Programme | In English | → Pharmacology, toxicology |
| EDM | École Doctorale Médicament | In French | → Higher education, universities → Pharmacology, toxicology |
| EDM | Efficience et Déficience Motrices | In French | → Pathology |
| EDMA | European Diagnostic Manufacturers Association | In English | → Associations → Diagnostics |
| EDÖ | Epilepsie Dachverband Österreich (www.epilepsie.at) | In German | → Organizations and associations → Neurology |
| EDQM | European Directory for Quality of Medecine | In English | → Libraries |
| EEB | Encefalopatía Espongiforme Bovina = BSE | Bovine Spongiform Encephalopathy | In English = ESB | Encéphalopathie Spongioforme Bovine | In French = BSE | Bova Spongoforma Encefalopatio | In Esperanto = BSE | Bovine Spongiforme Enzephalopathie | In German = BSE | Bovin spongiform ensefalopati | In Turkish = ESB | Encephalopathia Spongiforme Bovin | In Interlingua = BSE | Boviene spongiforme encefalopathie | In Dutch = GSE | Goveđa spongiformna encefalopatija | In Serbo-Croatian = ESB | Encefalopatia Spongiforme Bovina | In Italian |
In Portuguese | → Veterinary medicine |
| EEEE | Ελληνική Εθνική Ένωση κατά της Επιληψίας (www.epilepsy-greece.com) | In Greek | → Associations → Neurology |
| EEG | Electroencephalography | In English | → Neurology |
| EEG | Elektro-Enzephalogramm/Elektro-Enzephalographie | In German | → Neurology |
| EEyeR | Experimental Eye Research | In English | → Serial publications, periodicals → Biological sciences → Anatomy |
| EFA | Essential Fatty Acid | In English | → Nutrition |
| EFR | European Federation for Colorectal Cancer | In English | → Organizations and associations → 6163 → Oncology |
| EFSA | European Food Safety Authority = EBL | Europäische Behörde für Lebensmittelsicherheit | In German = AESA | Autorité Européenne de Sécurité des Aliments | In French |
In English | → European Union → Agricultural sciences → Food technology |
| EFSMA | European Federation of Sports Medicine Associations | In English | → Organizations and associations → Sport, physical exercises |
| EGL | External Genital Lesion | In English | → Pathology |
| EHA | European Hematology Association | In English | → Associations → Blood and circulatory system |
| EHF | European Health Forum | In English | |
| EHFG | European Health Forum Gastein | In English | |
| EHPRN | European Health Policy Research Network | In English | → Public health and hygiene |
| EHS | Environmental Health Services | In English | |
| EIAK | Elterninitiative Anfallkranker Kinder Wien | [FE] | → Organizations and associations → Pediatry |
| EIM | Espace Intima Média = IMT | Intima Media Thickness | In English |
In French | → Blood and circulatory system → Cardiology |
| ELF | European Lung Foundation | In English | → Foundations → Chest diseases |
| ELSA | Ethical, Legal and Social Aspects | In English | → Ethics → Law, jurisprudence → Biological sciences |
| EMBIC | Embryo Implantation Control | In English | → Reproductive biology |
| EMEA | European Agency for the Evaluation of Medicinal products | In English | → Pharmacology, toxicology |
| EMEDCA | European Active Medical Devices Certification Agreement | In English | → Quality management |
| EMG | Elektromyogramm | In German | → Cardiology |
| EMG | Electromyogram | In English | → Diagnostics → Cardiology |
| EMG | Electromyography | In English | → Diagnostics → Cardiology |
| EMG | Electromyograph | In English | → Diagnostics → Cardiology |
| EMH | Editiones Medicorum Helveticorum | In Latin | → Serial publications, periodicals |
| EMI-HU | Équipe Mixte Hospitalo-Universitaire | In French | → Higher education, universities |
| EMK | Emergency Medical Kit | In English | |
| EMN | European Myeloma Network | In English | → Organizations and associations → Oncology |
| EMR | Emergency Medical Response | In English | |
| ENG | Electronystagnogram | In English | → Diagnostics |
| ENG | Eritrocitų nusėdimo greitis = BSE | Bezinkingssnelheid van de erythrocyten | In Dutch = ESR | Erythrozytensedimentationsrate | In German = ESR | Erythrocyte Sedimentation Rate | In English = VES | Velocità di eritrosedimentazione | In Italian |
In Lithuanian | → Blood and circulatory system |
| ENIM | Établissement National des Invalides de la Marine | In French | → 358 |
| ENSP | Enquête Nationale sur la Santé de la Population | In French | → Statistics |
| ENSP | École Nationale de la Santé Publique (www.ensp.fr) | In French | → Specialized or (poly)technical colleges → Public health and hygiene |
| EOG | Electroculogram | In English | → Diagnostics |
| ÉOLE | Expression, Ouverture, Libération des Épileptiques | In French | → Organizations and associations → Neurology |
| EONS | European Oncology Nursing Society | In English | → Organizations and associations → Oncology |
| EOO | École d'Ostéopathie de l'ONREK | In French | → Specialized or (poly)technical colleges |
| EORTC | European Organisation for Research and Treatment of Cancer | In English | → Organizations and associations → Oncology |
| EPFA | European Plasma Fractionation Association | In English | → Associations → Pharmacology, toxicology |
| EPLS | European Pediatric Life Support | In English | → Pediatry |
| EPNS | European Paediatric Neurology Society (www.epns.info) | In English | → Organizations and associations → Neurology → Pediatry |
| ERAD | Endoplasmic reticulum-associated degradation | In English | → Cytology |
| ERAS | Enhaced Recovery After Surgery | In English | → Surgery, orthopaedics, ophthalmology |
| ERCA | Équipe de Recherche Clinique Associée | In French | |
| ERS | European Respiratory Society | In English | → Organizations and associations → Pathology |
| ESB | Encéphalopathie Spongioforme Bovine = EEB, BSE, GSE (look above) |
In French | → Veterinary medicine |
| ESB | Encefalopatia Spongiforme Bovina = EEB, BSE, GSE (look above) |
In Italian | → Veterinary medicine |
| ESB | Encephalopathia Spongiforme Bovin = EEB, BSE, GSE (look above) |
In Interlingua | → Veterinary medicine |
| ESDA | European Sexual Dysfunction Alliance | In English | → Organizations and associations → Sexual problems → Urology → Applied sciences, technology |
| ESLAS | European Society for Laser Aesthetic Surgery | In English | → Organizations and associations → Plastic surgery |
| ESPRL | Escola Superior de Prevenció de Riscos Laborals (www.escuela-prevencion.com) | In Spanish | → Specialized or (poly)technical colleges → Labour, labour economics |
| ESR | Erythrozytensedimentationsrate = ENG, BSE, VES (look above) |
In German | → Blood and circulatory system |
| ESR | Erythrocyte Sedimentation Rate = ENG, BSE, VES (look above) |
In English | → Blood and circulatory system |
| ESRD | End Stage Renal Disease | In English | → Pathology |
| ESSKA | European Society for Sports traumtology, Knee surgery and Arthroscopy | In English | → Organizations and associations → Surgery, orthopaedics, ophthalmology → Sport, physical exercises |
| ESSM | European Society of Sexual Medicine | In English | → Organizations and associations → Urology → Gynaecology → Psychology |
| ESST | Encéphalopathie Spongiforme Subaiguë Transmissible | In French | → Pathology → Veterinary medicine |
| ESST | Encéphalopathie Subaiguë Spongiforme Transmissible | In French | → Pathology |
| EST | Electroshock Therapy | In English | |
| EST | Encéphalopathie Spongioforme Transmissible | In French | → Infectious diseases |
| ESU | European School of Urology | In English | → Specialized or (poly)technical colleges → Urology |
| ET | Esclerosis Tuberosa = TS | Tuberous Sclerosis | In English = TS | Tuberøs Sklerose | In Norwegian |
In Spanish | → Neurology |
| ETSAD | Évaluation des Technologies de Santé pour l'Aide à la Décision | In French | |
| EUCOMED | European Confederation of Medical Associations | In English | → Organizations and associations |
| EUCS | Escuela Universitaria de Ciencias de la Salud | In Spanish | → Higher education, universities |
| EUPHA | European Public Health Association | In English | → Associations → Public health and hygiene |
| EURO-CIU | European Association of Cochlear Implant Users | In English | → Associations → Surgery, orthopaedics, ophthalmology |
| EUSUHM | European Union for School and University Health and Medicin | In English | → Organizations and associations → Education |
| EVCAM | European Center for the Validation of Alternative Methods | In English | → Pharmacology, toxicology |
| EWCM | Egg White Cervical Mucous | In English | → Gynaecology |
| FA | Friedreich'sche Ataxie | In German | |
| FABIR | Fédération des Associations Belges d'Insuffisants Rénaux | In French | → Associations → Urology |
| FABLE | Fast Automated Biomedical Literature Extraction | In French | → Libraries → Biological sciences → Biotechnology |
| FAH | Facteur Anti-Hémophilique | In French | → Biochemistry, biophysics → Pharmacology, toxicology |
| FAIDS | Feline Acquired Immune Deficiency Syndrome | In English | → Immunology and allergy → Veterinary medicine |
| FAPA | Florida Academy of Physician Assistants | In English | → Academies |
| FAST | Fukuoka Atherosclerosis Trial | In English | → Blood and circulatory system → Pathology |
| FAVD | Fistule Durale Artérioveineuse Intracrânienne = DAVF | Dural arteriovenous fistulae | In English |
In French | → Pathology → Neurology |
| FC | Female Circumcision | In English | → Gynaecology |
| FCML | Faculdade de Ciências Médicas de Lisboa | In Portuguese | → Higher education, universities |
| FCMTE | Familial Cortical Myoclonic Tremor with Epilepsy | In English | → Pathology |
| FCO | Fièvre Catarrhale Ovine | In French | → Veterinary medicine |
| FCRI | Fondation Canadienne pour la Recherche sur l'Incontinence | In French | → Foundations → Urology |
| FDA | Food and Drug Administration (www.fda.gov) | In English | → Central administration → Pharmacology, toxicology → Food technology |
| FECS | Federation of European Cancer Societies | In English | → Organizations and associations → Oncology |
| FENS | Federation of European Neuroscience Societies (http://fens.mdc-berlin.de) | In English | → Organizations and associations → Neurology |
| FEPI | Federazione Europea (delle) Professioni Infermieristiche | In Italian | → Organizations and associations |
| FESNCE | Fédération Européenne des Sociétés Nationales de Chirurgie Esthétique = FESNCE | Federazione Europea della Società Nazionali di Chirurgia Estetica | In Italian |
In French | → Organizations and associations → Plastic surgery |
| FESNCE | Federazione Europea della Società Nazionali di Chirurgia Estetica = (look above) |
In Italian | → Organizations and associations → Plastic surgery |
| FFAAIR | Fédération Française des Associations et Amicales d'Insuffisants Respiratoires | In French | → Organizations and associations → Chest diseases |
| FFDSB | Fédération Française pour le Don de Sang Bénévole | In French | → Organizations and associations → Blood and circulatory system |
| FFR | Fédération Française des Réflexologues | In French | → Organizations and associations |
| FFRE | Fondation Française pour la Recherche sur l'Épilepsie (www.fondation-epilepsie.fr) | In French | → Foundations → Neurology |
| FGC | Female Genital Cutting | In English | → Gynaecology |
| FGM | Female Genital Mutilation | In English | → Gynaecology |
| FHF | Fédération Hospitalière de France | In French | → Organizations and associations |
| FID | Federación Internacional de Diabetes = IDF | International Diabetes Federation | In English = FID | Fédération Internationale du Diabète | In French |
In Spanish | → Organizations and associations → Pathology |
| FID | Fédération Internationale du Diabète = IDF (look above) |
In French | → Organizations and associations → Pathology |
| FIMA | Fundación para la Investigación Médica Aplicada | In Spanish | → Foundations |
| FINESS | Fichier National des Établissements Sanitaires et Sociaux | In French | → Social welfare |
| FIRE | Fundación Instituto de Rehabilitación para Personas con Epilepsia | In Spanish | → Organizations and associations → Neurology |
| FIV | Feline Immunodeficiency Virus | In English | → Virology → Immunology and allergy → Veterinary medicine |
| FKV | Fachverband Klinische Verhaltenstherapie | In German | → Organizations and associations → Psychology → Neurology |
| FLF | Finlands Läkarförbundet = SLL | Suomen Lääkäriliitto | In Finnish = FMA | Finnish Medical Association | In English |
In Swedish | → Organizations and associations |
| FMA | Finnish Medical Association = FLF, SLL (look above) |
In English | → Associations |
| FMC | Fresenius Medical Care | In English | |
| FMD | Foot-and-Mouth Disease | In English | → Veterinary medicine |
| FMH | Foederatio Medicorum Helveticorum | In Latin | → Organizations and associations |
| FMLSTP | Fonds Mondial de Lutte contre le Sida, la Tuberculose et le Paludisme | In French | → Infectious diseases |
| FMO | Flight Medical Officer | In English | → Aeronautics, aircraft → Spaceflight engineering, astronautics |
| FMRC | Fonds Mondial de Recherche contre le Cancer (www.fmrc.fr) | In French | → Organizations and associations → Oncology |
| fMRI | Functional Magnetic Resonance Imaging | In English | → Nuclear, atomic, and molecular physics → Diagnostics |
| FMS | Fédération des Médecins Suisses | In French | → Organizations and associations |
| FMSI | Federazione Medico Sportiva Italiana | In Italian | → Organizations and associations → Sport, physical exercises |
| FNCLCC | Fédération Nationale des Centres de Lutte Contre le Cancer | In French | → Organizations and associations → Oncology |
| FNMR | Fédération Nationale des Médecins Radiologues (www.fnmr.org) | In French | → Organizations and associations |
| FNOMCeO | Federazione Nazionale degli Ordini dei Medici Chirurghi e degli Odontoiatri | In Italian | → Organizations and associations → Surgery, orthopaedics, ophthalmology |
| FOPI | Forum der forschenden pharmazeutischen Industrie | In German | → Organizations and associations → Pharmacology, toxicology |
| FQC | Fondation Québécoise du Cancer | In French | → Foundations → Oncology |
| FSAH | Four Seasons Animal Hospital | In English | → Veterinary medicine |
| FSAH | First Step to Active Health | In English | → Personal health and hygiene |
| FSH | Follicle Stimulating Hormone | In English | → Hormones → Reproductive biology |
| FSME | Frühsommer-Meningo-Enzephalitis | In German | → Neurology |
| FSO | Forfait de Salle d'Opération | In French | → Surgery, orthopaedics, ophthalmology |
| FTD | Frontotemporal Dementia | In English | → Neurology |
| FTD | Frontotemporale Demenz | In German | → Neurology |
| GAN | Giant Axonal Neuropathy | In English | → Neurology |
| GATiB | Genome Austria Tissue Bank | In English | → Genetics → 6110182 |
| GBM | Globular Basement Membrane | In English | → Biological sciences → Anatomy |
| GBO | Groupement Belge des Omnipraticiens | In French | → Organizations and associations |
| GBS | Groupement Belge des Spécialistes | In French | → Organizations and associations |
| GBS | Guillain Barre Syndrome | In English | → Pathology |
| GCGH | Grand Challenges in Global Health | In English | |
| GCP | Good Clinical Practice | In English | → Pharmacology, toxicology |
| GELA | Groupe d'Étude des Lymphomes de l'Adulte | In French | → Oncology |
| GEM | Glomérulonéphrite extra-membraneuse | In French | → Pathology |
| GER | Générateurs Électro-Radiologiques (www.ger-int.com) | In French | → Veterinary medicine → Electrical engineering |
| GERPAC | Groupe d'Évaluation et de Recherche sur la Protection en Atmosphère Contrôlée | In French | → Organizations and associations → Pharmacology, toxicology |
| GFEV | Groupe Français d'Étude des Vascularites | In French | → Organizations and associations → Blood and circulatory system → Pathology |
| GFM | Gélatine Fluide Modifiée | In French | → Blood and circulatory system |
| GGC | Groupe Génétique et Cancer | In French | → Research institutes → Genetics → Oncology |
| GI | Glykemický index = GI | Glycemic Index | In English = GI | Glykæmisk indeks | In Danish = GI | Glykämischer Index | In German = GI | Glükeemiline indeks | In Estonian = GI | Glykeeminen indeksi | In Finnish = IG | Índice glicêmico | In Portuguese = ГИ | Гликемијски индекс | In Serbian = GI | Glisemik indeks | In Turkish |
In Czech | → Nutrition → Food technology |
| GI | Glykæmisk indeks = IG, ГИ (look above) |
In Danish | → Nutrition → Food technology |
| GI | Gastrointestinal | In English | |
| GI | Glykämischer Index = IG, ГИ (look above) |
In German | → Nutrition → Food technology |
| GI | Glükeemiline indeks = IG, ГИ (look above) |
In Estonian | → Nutrition → Food technology |
| GI | Glykeeminen indeksi = IG, ГИ (look above) |
In Finnish | → Nutrition → Food technology |
| GI | Glisemik indeks = IG, ГИ (look above) |
In Turkish | → Nutrition → Food technology |
| GI | Glycemic Index = IG, ГИ (look above) |
In English | → Nutrition → Food technology |
| GIANT | Gene therapy: an Integrated Approach for Neoplastic Treatment | In English | → Biotechnology |
| GIB | Giza Immunoeskasiaren Birusa = VIH | Virus de l'Immunodéficience Humaine | In French = HIV | Human Immunodeficiency Virus | In English = VIH | Virus d'Inmunodeficencia Humana | In Asturian = VIH | Vírus da imunodeficiência humana | In Portuguese = VIDH | Virus Immunitarii Defectus Humanae | In Latin = ŽIV | Žmogaus Imunodeficito Virusas | In Lithuanian = ХИВ | Хумане имунодефицијенције | In Serbian = MIV | Menslike Immuniteitsgebreksvirus | In Afrikaans = HIV | Humani Imunodeficientni Virus | In Slovenian = ВИЧ | Вирус иммунодефицита человека | In Russian |
In Basque | → Virology → Immunology and allergy → Infectious diseases |
| GIE-SIPS | Groupement d'Intérêt Économique - Système d'Infomation sur les Produits de Santé | In French | → Organizations and associations → Pharmacology, toxicology |
| GISAID | Glabal Initiative on Sharing Avian Influenza Data | In English | → Zoology → Veterinary medicine |
| GiSan | Гигиена и санитария = GiSan | Gigiena i Sanitariia | In Russian |
In Russian | → Serial publications, periodicals → Personal health and hygiene |
| GiSan | Gigiena i Sanitariia = (look above) |
In Russian | → Serial publications, periodicals → Personal health and hygiene |
| GLRA | German Leprosy and Tuberculosis Relief Association | In English | → Associations → Pathology |
| GN | Glomérulonéphrite | In French | → Pathology |
| GNA | Glomérulonéphrite aiguë | In French | → Pathology |
| GNC | Glomérulonéphrite chronique | In French | → Pathology |
| GNDF | Glial cell-line-Derived Neurotrophic Factor | In English | → Biochemistry, biophysics → Neurology |
| GNPI | Gesellschaft für Neonatologie und Pädiatrische Intensivmedizin | In English | → Organizations and associations → Obstetrics → Pediatry |
| GNPÖ | Gesellschaft für Neuropsychologie Österreich | In German | → Organizations and associations → Psychology → Neurology |
| GNRP | Glomérulonéphrite rapidement progressive | In French | → Pathology |
| GOLD | Global initiative for Chronic Obstructive Lung Disease | In English | → Chest diseases |
| GOLD | Genomics of Lipid-associated Disorders | In English | → Genetics → Pathology |
| GPB | General Physiology and Biophysics | In English | → Serial publications, periodicals → Biochemistry, biophysics → Physiology |
| GRECC | Geriatric Research, Education and Clinical Center | In English | → Gerontology |
| GRESICO | Groupe d'Étude en Santé, Travail, Information et Comportements | In French | → Sociology → Labour, labour economics |
| GRMH | Glasgow Royal Maternity Hospital | In English | → Obstetrics |
| GSA | Gerontological Society of America | In English | → Organizations and associations → Gerontology |
| GSE | Goveđa spongiformna encefalopatija = EEB, BSE, ESB (look above) |
In Serbo-Croatian | → Veterinary medicine |
| GSK | GlaxoSmithKline (www.gsk.com) | In English | → Pharmacology, toxicology |
| GSO | Glandular sensory organ(s) | In English | → Biological sciences → Anatomy |
| GSS | (Syndrome de) Gertsman-Straüssler-Scheinker | In French | → Pathology |
| GSSMT | German Society for Sexual Medicine and Sexual Therapy | In German | → Organizations and associations → Urology → Gynaecology → Psychology |
| GST | Gesellschaft Schweizerischer Tierärztinnen und Tierärzte = SVS | Société des Vétérinaires Suisses | In French |
In German | → Organizations and associations → Veterinary medicine |
| GTPZ | Гигиена труда и профессиональные заболевания = GTPZ | Gigiena Truda i Professional'nye Zabolevaniia | In Russian |
In Russian | → Serial publications, periodicals → Biological sciences |
| GTPZ | Gigiena Truda i Professional'nye Zabolevaniia = (look above) |
In Russian | → Serial publications, periodicals → Biological sciences |
| H5N1 | Hämagglutinin 5 Neuraminidase 1 | In German | → Pathology → Enzymes |
| HAART | Highly Active Antiretroviral Therapy | In English | → Pharmacology, toxicology → Infectious diseases |
| HAR | Hyperacute rejection | In English | → Immunology and allergy → Surgery, orthopaedics, ophthalmology |