Erythropoietic hyperplasia, 419 Escherichia coli infection, 81 , 152 , 218 , 338 , 411 , 560 , 1397 Esmolol, 245 Esophageal combination tube (combitube), 41 Esophageal cysts, 1418 Esophageal foreign bodies, 206 –209 Esophageal injuries, 1285 –1286 Esophageal thermometry, 194 Esophagitis, 929 Esophagoscopy, 1409 Esophagus, 206 Esotropia emergencies, 178 –180 Ethanol, 1053 –1054 Ethanol, ataxia from, 108 Ethchlorvynol (Placidyl), 337 Ethylenediaminetetraacetic acid (EDTA), 1035 Ethylene glycol, 1056 Etomidate, 39 , 39 t European League Against Rheumatism (EULAR), 993 , 1000 , 1006 , 1007 t, 1011 t Eustachian tube dysfunction, 391 Ewing sarcoma, 279 , 286 , 302 , 362 , 1423 Exchange transfusions, 297 , 298 f Exotropia emergencies, 178 f, 180 Expectations, from ED care, 18 Expiratory positive airway pressure (EPAP), 35 Expired air techniques, 49 Extended focused assessment with sonography for trauma (E-FAST), 1277 External ear injuries, 1113 –1114 External genitourinary lesions diseases, 758 –759 Extracorporeal CPR (E-CPR), 62 , 68 Extracorporeal membrane oxygenation (ECMO), 62 , 84 , 618 , 682 , 873 Extracorporeal shock wave lithotripsy (ESWL), 1340 Extraluminal fluid, in abdomen, 89 Extraluminal gas, 89 Extraocular muscles, 176 f, 176 t