| SR | sarcoplasmic reticulum; saturation recovery; scanning radiometer; screen; secretion rate; sedimentat... |
|---|---|
| PR | by way of the rectum [Lat. per rectum]; far point [of accommodation] [Lat. punctum remotum]; palindr... |
| PVR | peripheral vascular resistance; perspective volume rendering; poliovirus receptor; postvoiding resid... |
| PV | pancreatic vein; papillomavirus; paraventricular; paravertebral; pemphigus vulgaris; peripheral vasc... |
| PTR | patellar tendon reflex; patient termination record; patient to return; peripheral total resistance; ... |