| A | B |
|---|
| PMS | premenstrual syndrome |
| po | by mouth |
| PO | phone order |
| PP | postpartum (after delivery) |
| PPE | personal protective equipment |
| PPO | preferred provider organization |
| prn | whenever necessary, as needed |
| pt | patient, pint (500 mL or cc) |
| PT | physical therapy/therapist |
| qd | every day |
| qhs | every night at bedtime |
| qid | four times a day |
| qns | quantity not sufficient |
| qod | every other day |
| qs | quantity sufficient |
| R | respiration, rectal |
| RBC | red blood cell |
| REM | rapid eye movement |
| RLQ | right lower quadrant |
| PNS | peripheral nervous system |
| post | posterior, after |
| post-op | after an operation |
| pre-op | before an operation |
| prep | prepare |
| Psy | psychology, psychiatry |
| Pt | prothrombin time |
| PTT | partial thromboplastin time |
| PVC | premature ventricular contraction |
| PVD | peripheral vascular disease |
| Px | prognosis, physical examination |
| q | every |
| qh | every hour |
| q2h | every 2 hours |
| q3h | every 3 hours |
| q4h | every 4 hours |
| qol | quality of life |
| qt | quart |
| Rt | right |
| Ra | radium |
| RDA | recommended daily allowance |
| RHD | rheumatic heart disease |
