| PAIN | pyoderma gangrenosum, aphthous stomatitis, inflammatory eye disease, erythema nodosum [disorders ass... |
|---|---|
| PETT | pendular eye-tracking test; positron emission transverse tomography |
| RE | radium emanation; readmission; rectal examination; reference emitter; reflux esophagitis; regional e... |
| REMS | rapid eye movement sleep |
| SDSEM | spinocerebellar degeneration-slow eye movements [syndrome] |