EAC
external auditory canal
ECHO
echocardiogram
E.coli
escherichia coli
ED
emergency department
EDD
expected date of delivery
EEG
electroencephalogram
EENT
eyes, ears, nose, throat
EF
ejection fraction
EGD
esophagogastroduodenoscopy
EJ
external jugular
EKG and ECG
electrocardiogram
EMR
electronic medical record
EMS
emergency medical services
EMT
emergency medical technician
EMTALA
emergency medical treatment and active labor act