Browse Medical Abbreviations
E
| E | Escherichia; eye |
| E Ab | elective abortion |
| E&A | evaluate and advise |
| E&M | evaluation and management |
| e-IPV | enhanced potency inactivated poliovirus vaccine |
| e-MAR | electronic medication administration record |
| E. coli | Escherichia coli |
| e.g. | for example (exempli gratia) |
| EA | epidural anesthesia; environmental assistance |
| EAA | essential amino acids |
| EAB | elective abortion |
| EAC | external auditory canal; erythema annulare centrifugum |
| EAE | experimental allergic encephalomyelitis |
| eAG | estimated average glucose |
| EAR | estimated average requirement |
| EB | epidermolysis bullosa |
| EBA | epidermolysis bullosa acquisita |
| EBB | endobronchial biopsy |
| EBBS | equal bilateral breath sounds |
| EBF | exclusively breastfed |
| EBH | evidence-based healthcare |
| EBL | estimated blood loss |
| EBLL | elevated blood lead level |
| EBM | evidence-based medicine |
| EBNA | Epstein-Barr nuclear antigen |
| EBV | Epstein-Barr virus |
| EC | emergency center; energy conservation; enteric coating (medication); emergency contraception |
| ECC | extracorporeal circulation; emergency cardiac care; endocervical curettage; early childhood caries (tooth decay) |
| ECCE | extracapsular cataract extraction |
| ECF | extracellular fluid; extended care facility |
| ECG | electrocardiogram |
| Echo | echocardiogra(m/phy) |
| ECL | electrochemiluminescence |
| ECLAM | European Consensus Lupus Activity Measure |
| ECLS | extracorporeal life support |
| ECMO | extracorporeal membrane oxygenation |
| ECP | emergency contraceptive pill |
| ECQ | executive code qualifications |
| ECR | emergency chemical restraints |
| ECRB | extensor carpi radialis brevis |
| ECRL | extensor carpi radialis longus |
| ECT | electroconvulsive therapy |
| ECU | extensor carpi ulnaris; emergency care unit |
| ECV | extracellular volume |
| ED | effective dose; erectile dysfunction; emergency department |
| ED&C | electrodessication and curettage |
| Ed.D | Doctor of Education |
| EDB | ethylene dibromide; extensor digitorum brevis |
| EDC | estimated day of confinement; electronic data capture; extensor digitorum communis |
| EDD | estimated date of discharge; estimated due date; expected date of delivery |
| EDL | extensor digitorum longus |
| EDP | erythema dyschromicum perstans |
| EDR | electrodermal response |
| EDTA | edetate calcium disodium |
| educ | education |
| EDV | epidermodysplasia verruciformis |
| EE | Ethinyl estradiol |
| EED | erythema elevatum diutinum |
| EEE | eastern equine encephalitis |
| EEG | electroencephalogram; electroencephalography |
| EENT | eye, ear, nose, and throat |
| EER | estimated energy requirement |
| EES | Erythromycin (erythromycin ethylsuccinate) |
| EF | ejection fraction; eosinophilic fasciitis |
| eff | effect |
| EFM | electronic fetal monitor |
| EFW | estimated fetal weight |
| EGA | estimated gestational age |
| EGD | esophagogastroduodenoscopy |
| EGF | epidermal growth factor |
| EGFR | epidermal growth factor receptor [case sensitive] |
| eGFR | estimated glomerular filtration rate [case sensitive] |
| EGG | electrogastrography |
| EH | employee health |
| EHB | extensor hallucis brevis |
| EHC | emergency hormonal contraception |
| EHL | electrohydraulic lithotripsy; extensor hallucis longus |
| EHR | electronic health record |
| EHS | employee health service |
| EHT | estrogen hormone therapy |
| EI | early intervention |
| EIA | enzyme immunoassay; exercise-induced asthma |
| EIA U | enzyme immunoassay unit |
| EID | electronic infusion device |
| EIP | extensor indicis proprius |
| eIPV | enhanced-potency inactivated poliovirus vaccine |
| EJ | external jugular |
| EKG | electrocardiogra(m/phy) |
| EL | early latent |
| el | elect, elective |
| elb | elbow |
| ELDU | extra-label drug use |
| elev. | elevated |
| ELF | elective low forceps |
| ELISA | enzyme-linked immunosorbent assay |
| elix | elixir |
| ELS | endolymphatic shunt |
| EM | electron microscopy; emergency medicine |
| Em | emmetropia |
| EMA-IgA | immunoglobulin a antiendomysial |
| Emb | embryo |
| EMB | endometrial biopsy; ethmbutol |
| EMC | electromagnetic compatibility |
| emer | emergency |
| EMF | electromagnetic field; electromotive force |
| EMG | electromyography; electromyogram |
| emot | emotion(al) |
| emp | as directed (modo praescripto) |
| EMQ | extended matching question |
| EMR | electronic medical record |
| EMS | emergency medical service; electrical muscle stimulation; eosinophilia-myalgia syndrome |
| EMT | emergency medical technician |
| EMT-P | emergency medical technician paramedic |
| EN | erythema nodosum |
| ENA | extractable nuclear antigen |
| ENDO | endoscop(y/ic) |
| Endo | endometriosis; endocrine |
| Enf | Enfamil |
| ENG | electronystagmography; electronystagmogram |
| enl | enlarged |
| ENL | erythema nodosum leprosum |
| ENT | otorhinolaryngology/otolaryngologist; ear, nose and throat |
| EOA | esophageal obturator airway |
| EOB | Explanation Of Benefits |
| EOC | Emergency Operations Center |
| EOG | electrooculogram |
| EOLC | end of life care |
| EOM | extraocular muscles; extraocular movements |
| EOMI | extraocular movements intact |
| EOP | emergency operations plan |
| eos | eosinophil |
| EOS | end of study |
| EP | ectopic pregnancy; electrophysiologic; escape/elope precautions; extrapyramidal |
| EPA | environmental protection agency |
| EPB | extensor pollicis brevis |
| EPEP | end positive expiratory pressure |
| EPI | echo planar imaging; epidemiology or epidemiologist |
| epi | epinephrine |
| Epi | epidural |
| epis | episiotomy |
| EPITH | epithelial |
| EPL | extensor pollicis longus |
| EPO | erythropoietin |
| EPR | electron paramagnetic resonance; electronic patient record; emergency physical restraints |
| EPS | elastosis perforans serpiginosa; electrophysiologic study; extrapyramidal symptoms |
| EPSDT | early and periodic screening, diagnosis, and treatment |
| EPSE | extrapyramidal side effects |
| eq | equal |
| equip | equipment |
| equiv | equivalent |
| ER | external rotation; extended-release (medication); endoplasmic reticulum; emergency room |
| Er | Erbium (element) |
| ERCP | endoscopic retrograde cholangiopancreatography |
| ERG | electroretinogram |
| ERP | effective refractory period; emergency response plan |
| ERS | education resource specialist; extended rotated side bent |
| ERT | external radiation therapy; emergency resuscitation team; estrogen replacement therapy |
| ERV | expiratory reserve volume |
| ery/dL | erythrocytes per deciliters |
| ES | electrical stimulation; effect size; extra strength |
| ESB | electrical stimulation of the brain |
| ESBL | extended-spectrum beta laminase |
| ESD | electrostatic discharge |
| eSET | elective single-embryo transfer |
| ESG | estrogen |
| ESIG | electronic signature |
| ESLD | end-stage liver disease |
| ESO | esophagus |
| esoph | esophagus |
| esp | especially |
| ESR | erythrocyte sedimentation rate |
| ESRD | end-stage renal disease |
| ESRF | end stage renal failure |
| ESSG | spondylarthropathy study group |
| EST | electroshock therapy |
| esub | electronic submission |
| ESWL | extracorporeal shock wave lithotripsy |
| ET | eustachian tube; esotropia; embryo transfer; estrogen therapy; enterostomal therapist; endotracheal |
| et | and |
| ET-1 | endothelin-1 |
| ETA | embryo toxicity assay; estimated time of arrival |
| ETC | electron transport chain |
| etc. | etcetera, and so on |
| ETCO2 | end-tidal carbon dioxide |
| ETD | eustachian tube dysfunction |
| EtOH | Ethanol or Ethyl alcohol |
| ETP | elective termination of pregnancy |
| ETS | environmental tobacco smoke (exposure) |
| ETT | exercise tolerance test; endotracheal tube |
| ETU | endotoxin unit; emergency trauma unit |
| EU | ELISA unit; endotoxin unit |
| Eu | Europium (element) |
| EUA | emergency use authorization; examination under anesthesia; examination under anesthetic |
| EUS | endoscopic ultrasound |
| EV | ELISA value |
| evac | evacuate, evacuation |
| eval | evaluation |
| EVAR | endovascular aneurysm repair |
| EVD | external ventricular drain |
| EVH | endoscopic vein harvesting |
| EVOO | extra-virgin olive oil |
| Ex | examination |
| exam | examination |
| exer | exercise |
| expir | expire |
| ext | extremity; extend; exterior, external; extract |
| ext. | external; extensor |
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Abbreviations vary by context and institution. Many abbreviations have alternate or newer meanings not reflected in this set. The abbreviations on this page should not be considered complete.