| ERF | Education and Research Foundation; external rotation in flexion; Eye Research Foundation |
|---|---|
| ERT | esophageal radionuclide transit; estrogen replacement therapy; examination room terminal; external r... |
| EUM | external urethral meatus |
| EUS | endoscopic ultrasound; external urethral sphincter |
| EVD | external ventricular drainage; extravascular [lung] density |