| P |
Phosphorus; pulse |
| ¯p |
after |
| PBI |
Protein-bound iodine |
| PCO2 |
Partial pressure of carbon dioxide |
| PID |
Pelvic inflammatory disease |
| PA |
Posteroanterior; pernicious anemia; pulmonary artery |
| PAC |
Premature atrial contraction |
| Pap |
Papanicolaou (test) para 1, 2, 3 unipara, bipara, tripara and so on and so on (number of viable births) |
| PAT |
Paroxysmal atrial tachycardia |
| PBI |
Protein-bound iodine |
| pc, p.c.* |
after meals |
| PCL |
Posterior cruciate ligament |
| PCNL |
Percutaneous nephrolithotomy |
| PCO2 |
Partial pressure of carbon dioxide |
| PCP |
Pneumocystis pneumonia; primary care physician; phencyclidine (hallucinogen) |
| PCV |
Packed cell volume |
| PE |
Physical examination; pulmonary embolism; pressure-equalizing (tube) |
| PERRLA |
Pupils equal, round, and reactive to light and accommodation |
| PET |
Positron emission tomography |
| PFT |
Pulmonary function tests |
| PGH |
Pituitary growth hormone |
| pH |
symbol for degree of acidity or alkalinity |
| PID |
Pelvic inflammatory disease |
| PIH |
Pregnancy induced hypertension |
| PKD |
Polycystic kidney disease |
| PMH |
Past medical history |
| PMI |
Point of maximum impulse |
| PMP |
Previous menstrual period |
| PMS |
Premenstrual syndrome |
| PND |
Paroxysmal nocturnal dyspnea |
| PNS |
Peripheral nervous system |
| p.o.* |
by mouth |
| PO2 |
Partial pressure of oxygen |
| poly, PMN, PMNL |
polymorphonuclear leukocyte |
| post |
posterior |
| PPV |
Pars plana vitrectomy |
| PRL |
Prolactin |
| p.r.n.* |
as required |
| PSA |
Prostate-specific antigen |
| PT |
Prothrombin time, physical therapy |
| pt |
patient |
| PTHC |
Percutaneous transhepatic cholangeography |
| PTCA |
Percutaneous transluminal coronary angioplasty |
| PTH |
Parathyroid hormone; also called parathormone |
| PTT |
Partial thromboplastin time |
| PUD |
Peptic ulcer disease |
| PVC |
Premature ventricular contraction |
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