| PR | by way of the rectum [Lat. per rectum]; far point [of accommodation] [Lat. punctum remotum]; palindr... |
|---|---|
| PRBC | packed red blood cells; placental residual blood volume |
| PRC | packed red cells; peer review committee; phase response curve; plasma renin concentration; professio... |
| PRCA | pure red cell aplasia |
| QR | quality review; quantity is correct [Lat. quantum rectum]; quieting response; quinaldine red |