| PBS | perfusion-pressure breakthrough syndrome; phenobarbital sodium; phosphate-buffered saline; planar bo... |
|---|---|
| PPAS | peripheral pulmonary artery stenosis |
| PVS | percussion, vibration, suction; persistent vegetative state; persistent viral syndrome; Plummer-Vins... |
| RAS | rapid atrial stimulation; recurrent aphthous stomatitis; reflex activating stimulus; reliability, av... |
| RMS | rectal morphine sulfate [suppository]; red man syndrome; repetitive motion syndrome; respiratory mus... |