Medical abbreviations and acronyms (P)
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This article contains a list of commonly used medical abbreviations and acronyms that start with the letter P and may be encountered in medicine and radiology (please keep in alphabetic order).
A - B - C - D - E - F - G - H - I - J - K - L -M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z - misc
- P
- P wave on ECG
- peta (SI prefix for 1015)
- phosphorus
- progesterone
- proline (single letter amino acid code)
- p
- pico (SI prefix for 10-12)
- short arm of a chromosome
- PA
- pernicious anaemia
- peroneal artery
- placenta accreta
- posterior-anterior or posteroanterior
- psoriatic arthritis
- pulmonary artery
- pyloric antrum
- Pa: protactinium
- PAC: premature atrial contraction
- PaCO2: partial pressure of carbon dioxide in the blood
- PACS: picture archiving and communication system
- PAD: peripheral artery disease
- PAE: posterior acoustic enhancement
- PAF
- pregnancy after infertility
- paroxysmal atrial fibrillation
- PAH: pulmonary arterial hypertension
- PAL: posterior axillary line
- PAM
- PAN: polyarteritis nodosa
- PaNS: parasympathetic nervous system
- PaO2: partial pressure of oxygen in the blood
- PAP
- Papanicolaou stain/test
- positive airway pressure
- pulmonary alveolar proteinosis
- pulmonary arterial pressure
- PAPA syndrome: pyogenic arthritis, pyoderma gangrenosum, and acne
- PAPP-A: pregnancy-associated plasma protein-A
- PAPVR: partial anomalous pulmonary venous return
- PAS: posterior acoustic shadowing
- PaS: parasubiculum
- PASH: pseudoangiomatous stromal hyperplasia
- PASTA
- partial articular surface tendon avulsion
- partial articular supraspinatus tendon avulsion
- PAT: paroxysmal atrial tachycardia
- Path: pathology
- PAU: penetrating atherosclerotic ulcer
- PAVR: percutaneous aortic valve replacement
- PB: petabyte
- Pb: lead (Latin: plumbum)
- PBA
- payment by activity
- pushbike accident
- PBC: primary biliary cirrhosis
- PBR: payment by results
- PC
- packed (red blood) cells
- personal computer
- political correctness, politically correct
- posterior commissure
- PCA
- patient-controlled analgesia
- pilocytic astrocytoma
- posterior cerebral artery
- posterior cortical atrophy
- PCD
- phlegmasia cerulea dolens
- post-concussional disorder
- posterior ciliary dyskinesia
- PCI
- percutaneous coronary intervention
- posterolateral corner injury
- PCKD: polycystic kidney disease
- PCL: posterior cruciate ligament
- PCNSL: primary CNS lymphoma
- PCO: polycystic ovaries
- PCOS: polycystic ovarian syndrome
- PCP
- phencyclidine
- pneumocystis jirovecii (carinii) pneumonia
- primary care physician (US)
- PCR
- polymerase chain reaction
- protein:creatinine ratio
- PCS: post-concussional syndrome
- PCV
- packed cell volume
- polycythaemia vera
- PCWP: pulmonary capillary wedge pressure
- PD
- pancreas divisum
- pancreatic duct
- Parkinson disease
- peritoneal dialysis
- personality disorder
- program director
- progressive disease (malignancy)
- proton density
- Pd: palladium
- PDA
- PDD: progressive diaphyseal dysplasia
- PDF: portable document format
- PDP: pachydermoperiostosis
- PDx: provisional diagnosis
- PE
- physical exam
- pulmonary embolus
- pre-eclampsia
- pleural effusion
- PEA
- pulseless electrical activity
- pulmonary endarterectomy
- PEARL: pupils equal and reactive to light
- PEATS: prostatic evasive anterior tumour syndrome
- PEEK: polyetheretherketone
- PEEP: positive end-expiratory pressure
- PEF: peak expiratory flow
- PEG
- percutaneous endoscopic gastrostomy
- pneumoencephalography
- PEJ: percutaneous endoscopic jejunostomy
- PEJV: posterior external jugular vein
- PEP: post-exposure prophylaxis
- PEPSI: post-exposure prophylaxis (after) sexual intercourse
- PERC: pulmonary embolism rule-out criteria
- PERCIST: positron emission tomography response criteria in solid tumors
- PESI: pulmonary embolism severity index
- PEST analysis: political, economic, social and technological
- PESTLE analysis: political, economic, social, technological, legal and environmental
- PET: positron emission tomography
- PFA: profunda femoris artery
- PFFD: proximal femoral focal deficiency
- PFH: past family history
- PFHx: past family history
- PFJ: patellofemoral joint
- PFO: patent foramen ovale
- PFTs: pulmonary function tests
- PG: postgraduate
- pg: picogram
- PGCS: paediatric Glasgow Coma Scale
- PGY: postgraduate year (US/Canada)
- PH
- past history
- pulmonary hypertension
- pH: potential of hydrogen
- Phe: phenylalanine
- PHP: pseudohypoparathyroidism
- PI
- present illness
- primary infertility
- principal investigator
- product information
- PIC: pain in chest
- PICA: posterior inferior cerebellar artery
- PICC: peripherally inserted central catheter
- PICO: patient, problem or population; intervention; comparison, control or comparator; outcome (EBM process)
- PICU: paediatric intensive care unit
- PID
- PIE
- PIH: pregnancy-induced hypertension
- PIIS: posterior inferior iliac spine
- PIM: potentially inappropriate medication
- PIN
- posterior interosseous nerve
- prostatic intraepithelial neoplasia
- PIOPED: prospective investigation of pulmonary embolism diagnosis
- PIPJ: proximal interphalangeal joint
- PI-RADS: prostate imaging reporting and data system
- PISAPED: prospective investigative study of acute pulmonary embolism diagnosis
- PIT: pituitary
- Pixel: picture element
- PJP: pneumocystis jirovecii pneumonia
- PJS: Peutz-Jeghers syndrome
- PKD: polycystic kidney disease
- PKU: phenylketonuria
- PLCH: pulmonary Langerhans cell histiocytosis
- PLE: panlobular emphysema
- PLIF: posterior lumbar interbody fusion
- PLL: posterior longitudinal ligament
- PLND: pelvic lymph node dissection
- PLT: platelet
- PLV: posterior left ventricular (artery)
- PM
- partial mastectomy
- polymyositis
- postmortem
- Pm: promethium
- PMC: PubMed Central
- PMF
- PMID: pubmed identifier
- PMHx: past medical history
- PML: progressive multifocal leukoencephalopathy
- PMMA: polymethyl methacrylate
- pmol: picomole
- PMSAH: perimesencephalic subarachnoid haemorrhage
- PND
- paroxysmal nocturnal dyspnoea
- post-nasal drip
- PNET: primitive neuroectodermal tumour
- PNG: portable network graphics
- PNIF: peak nasal inspiratory flow
- PNS
- perineural spread
- peripheral nervous system
- post-nasal space
- PO
- per oral
- post-operative
- POC: products of conception
- POCT: point of care testing
- POD
- post-operative day (number)
- pouch of Douglas
- polio: poliomyelitis
- POLO: periodic occurrence of laryngeal obstruction
- POMP: phase offset multiplanar (GE)
- POP
- plaster of Paris
- post-operative pain
- POPUMET: protection of persons undergoing medical examination or treatment (old UK regulations)
- PoS: postsubiculum
- POTS: postural orthostatic tachycardia syndrome
- PP
- on behalf of (signing letters for someone else) (Latin: per procurationem)
- parts per
- private patient
- proximal phalanx
- PPB: parts per billion
- PPC: posterior parahepatic cyst
- PPH: post-partum haemorrhage
- PPHP: pseudopseudohypoparathyroidism
- PPM
- parts per million
- permanent pacemaker
- PPMS: primary progressive multiple sclerosis
- PPF: pterygopalatine fossa
- PPI: proton pump inhibitor
- PPROM: preterm premature rupture of membranes
- PPS: parapharyngeal space
- PPT
- parts per trillion
- precipitant/precipitate/precipitated
- PPV: positive predictive value
- PR
- partial response (RECIST)
- per rectum
- pulmonary regurgitation
- pulse rate
- P wave to R wave interval on an ECG
- Pr: praseodymium
- PRC: packed red cells
- PREP: pre-exposure prophylaxis
- PRES: posterior reversible encephalopathy syndrome
- PRF: pulse repetition frequency
- Primips: primipara
- PRL: prolactin
- PRN: as required (drug prescriptions, Latin: pro re nata)
- Pro
- professional
- proline
- Prof: professor
- PROG: progesterone
- PROM
- patient-reported outcome measure
- premature rupture of membranes
- PROPELLER: periodically rotated overlapping parallel lines with enhanced reconstruction
- ProS: prosubiculum
- PRP: platelet-rich plasma
- PrS: presubiculum
- PS
- PSA: prostate specific antigen
- PsA: psoriatic arthritis
- PSAH: pseudosubarachnoid haemorrhage
- PSB: pansystolic spectral broadening
- PSC: primary sclerosing cholangitis
- PSIS: posterior superior iliac spine
- PSP
- PSS: progressive systemic sclerosis
- PSV: peak systolic velocity
- PT
- patient
- physiotherapy (AmE: physical therapy)
- prothrombin time
- pubic tubercle
- pulmonary trunk
- Pt
- platinum
- patient
- PTA
- posterior tibial artery
- pure tone audiogram
- PTB
- PTC
- PTCA: percutaneous transluminal coronary angioplasty
- PTFL: posterior talofibular ligament
- PTH: parathyroid hormone
- PTSD: post-traumatic stress disorder
- PTX: pneumothorax
- PU: per urethra
- PUC: prostatic utricle cyst
- PUD: peptic ulcer disease
- PUJ: pyeloureteric junction
- PUO: pyrexia of unknown origin
- PV
- per vaginal
- portal vein
- portal venous (phase)
- pulmonary valve
- PVC
- polyvinyl chloride
- premature ventricular contraction
- PVD: peripheral vascular disease
- PVI: pulmonary vein isolation
- PVIA: pulmonary vein isolation ablation
- PVL: periventricular leucomalacia
- PVOD: pulmonary veno-occlusive disease
- PVR
- post void residual volume
- pulmonary valve replacement
- pulmonary vascular resistance
- PVS: perivascular space
- PWB: partial weight bearing
- PW Doppler: pulsed wave Doppler
- Px
- prognosis
- pixel
- PXR: pelvis x-ray
- PZ: peripheral zone (prostate)
-<li>PFFD: <a title="Proximal femoral focal deficiency" href="/articles/proximal-focal-femoral-deficiency">proximal femoral focal deficiency</a>- +<li>PFFD: <a href="/articles/proximal-focal-femoral-deficiency">proximal femoral focal deficiency</a>
-<li>photostimulable phosphor plate</li>- +<li><a title="Photostimulable phosphors" href="/articles/photostimulable-phosphors">photostimulable phosphor plate</a></li>
-<li>pixel</li>- +<li><a title="Pixel" href="/articles/pixel">pixel</a></li>