List of medical abbreviations: P

{{Short description|none}} {{MedAbbrev|O|Q}} {| class="wikitable sortable" |+ Sortable table ! scope="col" | Abbreviation ! scope="col" | Meaning |- | p̄ || after (from Latin ''post'') <ref name=":1">{{Cite web |title=Abbreviation List for Medical Record Documentation V20 |url=https://madisonmemorial.org/wp-content/uploads/Abbreviation-List-for-Medical-Record-Documentation-V20.pdf |website=Madison Memorial Hospital}}</ref> [letter p with a bar over it] |- |pH |Potential of Hydrogen - Acidity of a fluid |- | P || parturition (total number of live births) phosphorus pulse<ref name=":1" /> post |- | POSM || plasma osmolality |- | PA || posterior–anterior, posteroanterior pulmonary artery url=https://www.aapa.org/title-change/#tci-implementation|title = Title Change}}</ref> psoriatic arthritis primary aldosteronism |- | P&A || percussion and auscultation<ref name=":1" /> phenol and alcohol matrixectomy |- | PAC || premature atrial contraction pulmonary artery catheter, pulmonary artery catheterisation |- | PACU || Post-anesthesia care unit<ref name=":1" /> |- | PAD || peripheral artery disease (aka peripheral artery occlusive disease) postadmission day (e.g. PAD 6 equals the sixth day of being in hospital) peripheral airspace disease Passively Acquired anti-D |- | PAE || prostatic artery embolization |- | PAF || platelet-activating factor paroxysmal atrial fibrillation (meaning intermittent AF) |- | PAH || pulmonary arterial hypertension phenylalanine hydroxylase |- | PAI-1|| plasminogen activator inhibitor-1 |- | PAL || posterior axillary line |- | PALS || Pediatric advanced life support (training program) |- | PAN || polyarteritis nodosa |- | PAO || peak acid output |- | PAOD || peripheral artery occlusive disease |- | PAP || Papanicolaou stain positive airway pressure pulmonary artery pressure (see pulmonary hypertension) <ref name=":1" /> pulmonary alveolar proteinosis |- | Pap || Papanicolaou test (pap smear) |- | PAPP-A || pregnancy-associated plasma protein A |- | PAPVR || partial anomalous pulmonary venous return |- | PARA I || indicating a woman with one child (partus = birth)<ref name=":1" /> |- | PARA II || indicating a woman with two children (partus = birth)<ref name=":1" /> |- | PASP || Pulmonary artery systolic pressure |- | PASH || Pseudoangiomatous stromal hyperplasia |- | PAT || paroxysmal atrial tachycardia |- | PBC || primary biliary cirrhosis, paired blood culture |- | PBX || probiotics |- | PBF || peripheral blood film |- | p.c. || after food (from Latin ''post cibum'') after meals |- | PCA || patient-controlled analgesia |- | PCa || prostate cancer |- | PCD || postconcussional disorder primary ciliary dyskinesia |- | Pcele || Pseudomeningocele |- | PCI || percutaneous coronary intervention |- | PCIOL || posterior chamber intraocular lens |- |PCKD |Polycystic Kidney Disease |- | PCL || posterior cruciate ligament |- | PCN || penicillin |- | PCNL || Percutaneous nephrolithotomy |- | PCNSL || primary CNS (central nervous system) lymphoma |- | PCO || polycystic ovary (see polycystic ovary syndrome) |- | PCOS || polycystic ovarian syndrome |- | PCP || ''Pneumocystis carinii'' pneumonia (now called ''Pneumocystis'' pneumonia) primary care physician (also called primary care provider) |- | PCR || patient care report polymerase chain reaction |- | PCS || post-concussion syndrome |- | PCT || progesterone challenge test Patient care technician |- | PCV || packed cell volume (see hematocrit) polycythemia vera |- | PCWP || pulmonary capillary wedge pressure |- | PD || Parkinson's disease paroxysmal dyskinesia peritoneal dialysis physical diagnosis personality disorder program director |- | PDA || patent ductus arteriosus posterior descending artery |- | PDD || premenstrual dysphoric disorder |- | PDE || phosphodiesterase |- | PDGF || platelet-derived growth factor |- | PDR || Physicians' Desk Reference Proliferative Diabetic Retinopathy |- | PDT || photodynamic therapy |- | PDVT || postoperative deep-vein thrombosis |- | PE || pulmonary embolism<ref name=":1" /> pre-eclampsia pleural effusion physical examination<ref name=":1" /> |- | PEA || pulseless electrical activity |- | PERRLA || [https://www.webmd.com/eye-health/perrla-eye-exam pupils equal, round and reactive to light, accommodation]<ref name=":0">{{Cite web |last=Hanley |first=Sharita |title=PERRLA Eye Assessment: What It Is and How It Works |url=https://www.webmd.com/eye-health/perrla-eye-exam |access-date=2022-11-21 |website=WebMD |language=en}}</ref> |- | PEB || cisplatin, etoposide, and bleomycin (chemotherapy regimen) |- | PEEP || positive end-expiratory pressure |- | PEF || peak expiratory flow |- | PEFR || peak expiratory flow rate |- | PEG || percutaneous endoscopic gastrostomy |- | PEM || protein/energy malnutrition (aka Kwashiorkor) |- | pen || penicillin (Best practice is to avoid drug name abbreviations) |- | PEP || Post-exposure prophylaxis<ref>{{Cite web |date=May 25, 2021 |title=PEP (post-exposure prophylaxis) |url=https://cdc.gov/hiv/basics/pep.html |website=CDC.gov |agency=CDC}}</ref> |- | PERM || Progressive Encephalomyelitis with Rigidity and Myoclonus |- | PERRL || pupils equal, round, reactive to light |- | PERLA || pupils equal and reactive to light and accommodation<ref name=":0" /> |- | PERRLA || pupils equal, round, reactive to light and accommodation<ref name=":0" /> |- | Per Vag || per vagina |- | PET || positron emission tomography (cerebral metabolic scan) |- | PFO || patent foramen ovale |- | PFT || pulmonary function test (see spirometry) |- | PGCS || Paediatric Glasgow Coma Scale |- | PH || Pulmonary hypertension Past history (see also medical history) |- | PHx || past history (see also medical history) |- | PHG || Portal hypertensive gastropathy |- | PHI || protected health information |- | PHN || postherpetic neuralgia |- | PHP || Partial Hospitalization Program |- | PHQ || Patient Health Questionnaire |- | PHTLS || prehospital trauma life support |- | PI || present illness |- | PII || personally identifiable information |- | PICC || peripherally inserted central catheter |- | PID || pelvic inflammatory disease prolapsed intervertebral disc |- | PIG-A || phosphatidyl inositol glycan A |- | PIH || pregnancy induced hypertension |- | PIP || proximal interphalangeal joint |- | PJS || Peutz-Jeghers syndrome |- | PK || protein kinase |- | PKA || protein kinase A |- | PKD || polycystic kidney disease |- | PKP || penetrating keratoplasty |- | PKU || phenylketonuria (PKU card—see Guthrie test) |- | PLAT || tissue plasminogen activator |- | PLIF || posterior lumbar interbody fusion (a type of spinal fusion) |- | PLT || platelets |- | PM || post meridiem (in the afternoon) |- | PMB || post-menopausal bleeding (bleeding after menopause) |- | PMD || primary medical doctor |- | PMDD || premenstrual dysphoric disorder |- | PMH || past medical history (see also medical history) perimesencephalic subarachnoid hemorrhage progressive macular hypomelanosis |- | PMI || point of maximal impulse or apical beat point of maximal intensity |- | PML || polyoma virus progressive multifocal leukoencephalopathy |- | PMP || ''Pseudomyxoma peritonei'' |- | PMN || polymorphonuclear leukocytes, that is, neutrophils |- | PMR || percutaneous myocardial revascularization polymyalgia rheumatica proportionate mortality rate |- | PM&R || physical medicine and rehabilitation |- | PMS || premenstrual syndrome |- | PNA || pneumonia |- | PNA || postnatal age |- | PND || paroxysmal nocturnal dyspnea postnasal drip |- | PNET || primitive neuroectodermal tumor |- | PNH || paroxysmal nocturnal hemoglobinuria |- | PNM || perinatal mortality |- |PNS |Peripheral Nervous System |- | PNV || Prenatal vitamin |- | PO || by mouth, that is, orally (from Latin ''per os'') |- | POA || (Health Care) Power of Attorney |- | POC || postoperative care products of conception Plan of Care |- |POCT |Point-Of-Care testing<ref>{{Cite web |date=May 14, 2013 |title=Definitions - Point-of-care testing |url=https://www1.health.gov.au/internet/publications/publishing.nsf/Content/qupp-review~qupp-definitions#:~:text=Point-of-care%20testing%20(,to%20or%20near%20the%20patient. |website=Australian Government Department of Health and Aged Care}}</ref> |- | POD || postoperative days |- | POEMS || POEMS syndrome (polyneuropathy, organomegaly, endocrinopathy, myeloma protein and skin changes) |- | POLST || Physician Orders for Life-Sustaining Treatment |- | poly || polymorphonuclear cells, that is, neutrophils |- | PONV || postoperative nausea and vomiting |- | rowspan="4" | POP || pain on palpation |- |pelvic organ prolapse |- |plaster of Paris |- |progestin only pills |- | Post || posterior (see anatomical terms of location) |- | POT || plan of treatment |- | POTS || postural orthostatic tachycardia syndrome |- | POX || peroxidase |- | PP || pulse pressure postpartum, that is, postnatal postprandial |- | PPCS || prolonged post-concussion syndrome |- | PPD || packs per day (cigarettes) postpartum depression, that is, postnatal depression purified protein derivative or Mantoux test, for tuberculosis testing |- | PPE || personal protective equipment |- | PPF || posterior pharyngeal flap |- | PPH || postpartum haemorrhage primary pulmonary hypertension procedure for prolapse and hemorrhoids |- | PPHN || persistent pulmonary hypertension of the newborn |- | PPI || proton pump inhibitor |- |PPMS |[https://www.cedars-sinai.org/health-library/diseases-and-conditions/p/--primary-progressive-multiple-sclerosis-ppms.html Primary Progressive Multiple Sclerosis] |- | PPROM|| preterm prelabor rupture of membranes |- | PPS || post-polio syndrome |- | Ppt || precipitate precipitating |- | PPTCT || prevention of parent-to-child transmission (of HIV) (government of India initiative) |- | PPTL || postpartum tubal ligation |- | PPTP || Pediatric preclinical testing program |- | PPV || positive predictive value positive pressure ventilation |- | PPx || prophylaxis |- | PR || prothrombin ratio |- | p.r. || per rectum (as noun: rectal examination) |- | PRA || plasma renin activity |- | PRBC PRBCs || packed red blood cells |- | PREA || Pediatric Research Equity Act |- | Preme || premature infant (see premature birth) |- | Prep PrEP | preparation pre-exposure prophylaxis<ref>{{Cite web |date=July 5, 2022 |title=Pre-Exposure Prophylaxis (PrEP) |url=https://www.cdc.gov/hiv/risk/prep/index.html |website=CDC.gov |agency=CDC}}</ref> |- | PRES || Posterior reversible encephalopathy syndrome |- | PRIND|| prolonged reversible ischemic neurologic deficit |- | PRL || prolactin |- | prn PRN || as necessary (from Latin ''pro re nata'') (if used in chronic pain control, sometimes disparagingly termed "pain relief nil") as needed |- | Prog || prognosis |- | PROM || prelabor rupture of membranes partial range of motion<ref name=":1" /> |- | PRP || panretinal photocoagulation platelet-rich plasma progressive rubella panencephalitis |- | PRRE || purine-rich response element |- | PRV || polycythemia rubra vera (see polycythemia vera) |- | PSA || prostate-specific antigen |- | PBSO || partial small bowel obstruction |- | PSC || primary sclerosing cholangitis |- | PSCH || preoperative systemic chemotherapy |- | PSGN || poststreptococcal glomerulonephritis |- | PSH || Paroxysmal sympathetic hyperactivity Past surgical history psychosocial history Past medical history (see also medical history) |- | PSI || Pneumonia severity index |- | PSP || '''Phenolsulfonphthalein''' |- | PSS || progressive systemic sclerosis (see scleroderma) |- | PSVT || paroxysmal supraventricular tachycardia |- | PT || prothrombin time physical therapy (physiotherapy) |- | Pt. || patient (from Latin ''patiens'', meaning "one who endures" or "one who suffers") |- | PTA || percutaneous transluminal angioplasty post-traumatic amnesia prior to admission Peritonsillar abscess |- | PTB || pulmonary tuberculosis |- | PTC || percutaneous transhepatic cholangiography |- | PTCA || percutaneous transluminal coronary angioplasty |- | PTD || prior to discharge preterm delivery |- | PTH || parathyroid hormone |- | PTHC || percutaneous transhepatic cholangiography |- | PTL || preterm labor |- | PTSD || posttraumatic stress disorder |- | PTSS || posttraumatic stress syndrome (see posttraumatic stress disorder) |- | PTT || partial thromboplastin time |- | PTU || propylthiouracil |- | PTx || pneumothorax |- | PU || palindromic unit |- | PUBS || percutaneous umbilical blood sample |- | PUD || peptic ulcer disease |- | PUO || pyrexia of unknown origin |- | PUVA || psoralen UV A (photochemical ultraviolet light A waves) |- | p.v. || per vagina (as noun: vaginal examination with manual examination and speculum inspection) |- |PV |polycythemia vera |- | PVC (VPC)|| premature ventricular contraction |- | PVD || peripheral vascular disease |- | PVFS || post-viral fatigue syndrome |- | PVI || Peripheral vascular insufficiency Pulmonary vein isolation |- | PVOD || Pulmonary venoocclusive disease |- | PVR || pulmonary vascular resistance Postvoid residual urine volume |- | PVS || perivascular space persistent vegetative state pulmonary valve stenosis Plummer–Vinson syndrome |- | PVT || Paroxysmal ventricular tachycardia |- | PWD || Pink, warm, and dry (skin assessment) |- | PWP || pulmonary wedge pressure |- | Px px || physical examination prognosis patient |- | P-Y || Pack-year (years of smoking multiplied by average number of packs, or fraction thereof, per day) |- | PZA || pyrazinamide |}

== References == {{Reflist}}

Category:Lists of medical abbreviations