Dictionary of Medical Acronyms & Abbreviations

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[ P ]

P₁ | P₂ | P₃ | P₄ | P₅ | P₆ | P₇ | P₈ | P₉ | P₁₀ | P₁₁ |

Ps prescription; Pseudomonas; psoriasis
P_s systolic pressure
ps per second; picosecond
PSA pacemaker system analysis; parasternal short axis; pleomorphic salivary gland adenoma; polar surface area; polyethylene sulfonic acid; polysaccharide adhesin; polysialic acid; posterior spinal artery; power spectrum analysis; primary sampling unit; professional services agreement; progressive spinal ataxia; prolonged sleep apnea; prostate specific antigen; protein S alpha; pseudoaneurysm; psoriatic arthritis
PS/A polysaccharide adhesin
Psa systemic blood pressure
PSAAMI Primary Stenting vs Angioplasty in Acute Myocardial Infarction [trial]
PSAC President's Science Advisory Committee
PSACH pseudoachondrodysplasia
PSAD prostate-specific antigen density; psychoactive substance abuse and dependence
PSAG pelvic sonoangiography
PSAGN poststreptococcal acute glomerulonephritis
PSAn psychoanalysis
PSA-NCAM polysialic acid neuronal cell adhesion molecule
PSAP peak systolic aortic pressure; primary public safety answering point; prosaposin; pulmonary surfactant apoprotein
P/SAT pediatric severity assessment
PSB protected specimen brush; protein S beta
PSbetaG, PSBG pregnancy-specific beta-1-glycoprotein
PSC patient services coordination; peripheral stem cell; Plasma Single Nucleotide Polymorphism [SNP] Consortium; pluripotential stem cell; Porter-Silber chromogen; posterior subcapsular cataract; primary sclerosing cholangitis; professional service corporation; prospective studies collaboration; proteasome component; pulse synchronized contractions
PS-CF pancreatic-sufficient cystic fibrosis
PsChE pseudocholinesterase
PSCI Primary Self Concept Inventory
Psci pressure at slow component intercept
PSCM problem space computational model
PSCT peripheral stem cell transplantation
PSD particle size distribution; peptone, starch, and dextrose; percutaneous stricture dilatation; periodic synchronous discharge; phase-sensitive detector; pilonidal sinus disease; poststenosis dilation; pituitary stalk distortion; posterior sagittal diameter; post-stroke depression; postsynaptic density; power spectral density; prevention of significant deterioration; Protein Sequence Database; psychosomatic disease
PSDA Patient Self-Determination Act
PSDES primary symptomatic diffuse esophageal spasm
PSE paradoxical systolic expansion; penicillin-sensitive enzyme; portal systemic encephalopathy; Present State Examination; purified spleen extract
psec picosecond
PSEK progressive symmetrical erythrokeratoderma
PSEN1 presenilin 1 gene
PSEN2 presenilin 2 gene
PSEP post-sexual exposure prophylaxis
pseudo-BTX pseudobatrachotoxin
PSF peak scatter factor; peptide supply factor; point spread function; posterior spinal fusion; prostacyclin stabilizing factor; pseudosarcomatous fasciitis
PSG peak systolic gradient; phosphate, saline, and glucose; polysomnogram; presystolic gallop; pregnancy-specific glycoprotein; programmable sound generator
PSGL P selectin glycoprotein ligand
PSGN poststreptococcal glomerulonephritis
PSH past surgical history; postspinal headache
PsHD pseudoheart disease
PSHV pulmonary syndrome hantavirus
PsHV psittacid herpesvirus
PSI parenting stress inventory; pneumonia severity index; pollutant standard index; posterior sagittal index; problem solving information; prostaglandin synthetic inhibitor; Psychiatric Society for Informatics; psychological services index; psychosomatic inventory; purified photosystem I
psi pounds per square inch
ψ Greek letter psi; wave function
psia pounds per square inch absolute
PSI-BLAST position-specific iterated basic local alignment search tool
PSICU pediatric surgical intensive care unit
pSIDS partially unexplained sudden infant death syndrome
PSIFT platelet suspension immunofluorescence test
PSIL percentage signal intensity loss; preferred frequency speech interference level
PSIS posterior sacroiliac spine
PSK protein serine kinase
PSL parasternal line; photostimulable luminescence; potassium, sodium chloride, and sodium lactate [solution]; prednisolone
PSM patient self-management; patient-specific mortality; personal status monitor; polymerase chain reaction [PCR] mediated-site-directed mutagenesis; presystolic murmur; problem solving method
psm patient-specific mortality
PSMA prostate-specific membrane antigen; proximal spinal muscular atrophy
PSMed psychosomatic medicine
PSMF protein-sparing modified fast
PSMS Physical Self-Maintenance Scale
PSMT psychiatric services management team
PSN provider service network
PSNR peak signal to noise ratio
PSO proximal subungual onychomycosis
PSOM probabilistic self-organizing map
PSP pancreatic spasmolytic peptide; paralytic shellfish poisoning; parathyroid secretory protein; peak systolic pressure; periodic short pulse; phenolsulfonphthalein; phosphoserine phosphatase; photostimulable phosphor plate; positive spike pattern; posterior spinal process; postsynaptic potential; prednisone sodium phosphate; primary spontaneous pneumothorax; progressive supranuclear palsy; prostatic secretory protein; pseudopregnancy; pulmonary surfactant apoprotein
PspA pneumococcal surface protein A
PSPR particle surface plasmon resonance
PSPS secretory pancreatic stone protein
PSPV psittacinepox virus
PSQ Parent Symptom Questionnaire; Patient Satisfaction Questionnaire
PsqO₂ subcutaneous tissue oximetry
PSR pain sensitivity range; perspective surface rendering; portal systemic resistance; posteroseptal right atrium; poststreptococcal reactive arthritis; pressure sore risk assessment; proliferative sickle retinopathy; pulmonary stretch receptor
PSRC Plastic Surgery Research Council
PSRO Professional Standards Review Organization
PSS painful shoulder syndrome; pain sensation score; patient scheduling system; patient stimulation stack; performance support system; physiologic saline solution; polystyrene sulfonate; porcine stress syndrome; primary Sjögren syndrome; progressive systemic scleroderma; progressive systemic sclerosis; psoriasis severity scale; Psychiatric Status Schedule; pure sensory stroke
pSS Perceived Stress Scale; primary Sjögren syndrome
PSSE partial saturation spin echo
PSSS perceived stress support scale
PST pancreatic suppression test; paralytic shellfish toxin; paroxysmal supraventricular tachycardia; patient-specific therapy; penicillin, streptomycin, and tetracycline; penoscrotal transposition; peristimulus time; phenolsulfotransferase; platelet survival time; posterior sinus tympani; poststenotic; poststimulus time; prefrontal sonic treatment; protein-sparing therapy; proximal straight tubule
PSTAF Pilsicainide Suppression Trial of Atrial Fibrillation
PSTE phase space time evolution [radiotherapy]
PSTH poststimulus time histogram
PSTI pancreatic secretory trypsin inhibitor
PSTN public switched telephone network [telemedicine]
PSTV potato spindle tuber virus
PSU patient service unit; photosynthetic unit; primary sampling unit
PSurg plastic surgery
PSV papular stomatitis virus; pressure-support ventilation; Punta Salinas virus
pSV simian vacuolating virus plasmid
PSVER pattern shift visual evoked response
PSVT paroxysmal supraventricular tachycardia
PSW primary surgical ward; positive sharp wave; psychiatric social worker
PSWT psychiatric social work training
PSX pseudoexfoliation
Psy psychiatry; psychology
psych psychology, psychological
PSYCHE Psychiatry Educator [computer-assisted instruction]
psychiat psychiatry, psychiatric
psychoan psychoanalysis, psychoanalytical
psychol psychology, psychological
psychopath psychopathology, psychopathological
psychosom psychosomatic
psychother psychotherapy
psy-path psychopathic
Ps-ZES pseudo-Zollinger-Ellison syndrome
PT pain threshold; pancreatic transplantation; parathormone; parathyroid; paroxysmal tachycardia; part time; patient; pericardial tamponade; permanent and total; phage type; pharmacy and therapeutics; phenytoin; phosphorothioate; photophobia; phototoxicity; physical therapy, physical therapist; physical training; physiotherapy; pine tar; plasma thromboplastin; pluridirectional tomography; pneumothorax; polynomial transform; polyvalent tolerance; position tracking; posterior tibial [artery pulse]; posttetanic; posttransfusion; posttransplantation; posttraumatic; premature termination [of pregnancy]; preoperative therapy; preterm; preventive therapy; previously treated; primary tumor; propylthiouracil; protamine; prothrombin time; proton density; pulmonary tuberculosis; pseudotumor; psychometric test; psychotherapy; pulmonary thrombosis; pyramidal tract; temporal plane
P&T permanent and total [disability]; pharmacy and therapeutics
Pt patient; platinum
pT pertussis toxin; postoperative tumor size [TNM (tumor-node-metastasis) classification: pT0 surgery not done or not applicable, pT1 no visible tumor tissue, pT2 less than 1.5 cm remains, pT3 1.5 to 5.0 cm remains, pT4 more than 5.0 cm remains to primary tumors in progressing thickness, and pTX no evidence of primary tumor]
pT0 no evidence of primary tumor [TNM (tumor-node-metastasis) classification]
pt part; patient; pint; point
PTA pancreatic transplantation alone; parallel tubular arrays; parathyroid adenoma; peak twitch amplitude; percutaneous transluminal angioplasty; peroxidase-labeled antibody; persistent truncus arteriosus; phosphotungstic acid; physical therapy assistant; plasma thromboplastin antecedent; posttraumatic amnesia; pretreatment anxiety; primitive trigeminal artery; prior to admission; prior to arrival; prothrombin activity
PTAB pterygoalar bar
PTAF platelet activating factor
PTAFR platelet activating factor receptor
PTAH phosphotungstic acid hematoxylin
PTAP purified diphtheria toxoid precipitated by aluminum phosphate
PTAT pure tone average threshold
PTB patellar tendon bearing; polypyrimidine tract binding; prior to birth
PTb pulmonary tuberculosis
PTBA percutaneous transluminal balloon angioplasty
PTBBS peripheral type benzodiazepine binding site
PTBD percutaneous transhepatic biliary drainage; percutaneous transluminal balloon dilatation
PTBE pyretic tick-borne encephalitis
PTBNA protected transbronchial needle aspirate
PTBPD posttraumatic borderline personality disorder
PTBS posttraumatic brain syndrome
PTBW peak torque to body weight
PTC papillary thyroid carcinoma; percutaneous transhepatic cholangiography; phase transfer catalyst; phenothiocarbazine; phenylthiocarbamide; phenylthiocarbamoyl; plasma thromboplastin component; plugged telescopic catheter; posttetanic count; premature termination codon; premature tricuspid closure; prior to conception; prothrombin complex; pseudotumor cerebri
PTCA percutaneous transluminal coronary angiography; percutaneous transluminal coronary angioplasty; pyrrole-2,3,5-tricarboxylic acid
PT(C)A percutaneous transluminal [coronary] angioplasty
PtcCO₂ transcutaneous partial pressure of carbon dioxide
PTCDA perylene-tetracarboxylic dianhydride
PTCER pulmonary transcapillary escape rate
PtcO₂ transcutaneous oxygen tension
PTCR percutaneous transluminal coronary recanalization or revascularization
PTCRA percutaneous transluminal coronary rotational ablation
PTD percutaneous transluminal dilatation; permanent total disability; personality trait disorder; photothermal deflection; preterm delivery; prior to delivery
PTDS posttraumatic distress syndrome
PTE parathyroid extract; posttraumatic epilepsy; pretibial edema; proximal tibial epiphysis; pulmonary thromboembolism
PTEAM particle total exposure assessment methodology
PTED pulmonary thromboembolic disease
PteGlu pteroylglutamic acid
PTEN pentaerythritol tetranitrate
pter end of short arm of chromosome
PTF patient treatment file; plasma thromboplastin factor; posterior talofibular [ligament]; pre-term formula; proximal tubular fragment
PTFA prothrombin time fixing agent
PTFE polytetrafluoroethylene
PTFNA percutaneous transthoracic fine-needle aspiration
PTFS posttraumatic fibromyalgia syndrome
PTG parathyroid gland; prostaglandin
PTGE prostaglandin E
PTGER prostaglandin E receptor
PTH parathormone; parathyroid; parathyroid hormone; percutaneous transhepatic drainage; phenylthiohydantoin; plasma thromboplastin component; posttransfusion hepatitis
PTHC percutaneous transhepatic cholangiography
PTHL parathyroid hormone-like
PTHLP parathyroid-hormone-like protein
PTH/PTHrP parathyroid hormone/parathyroid hormone-related peptide
PTHR parathyroid hormone receptor
PTHRP, PTHrP parathyroid-hormone-related peptide; parathyroid-hormone-related protein
PTHS parathyroid hormone secretion [rate]
PTHV Pathun Thani virus
PTI pancreatic trypsin inhibitor; penetrating trauma index; persistent tolerant infection; Pictorial Test of Intelligence; placental thrombin inhibitor; pulsatility transmission index
PTK phosphotyrosine kinase; phototherapeutic keratectomy; protein-tyrosine kinase
PTL peritoneal telencephalic leukoencephalomyopathy; pharyngotracheal lumen; plasma thyroxine level; posterior tricuspid leaflet; preterm labor
pTL posterior tricuspid leaflet
PTLA pharyngeal tracheal lumen airway
PTLC precipitation thin-layer chromatography
PTLD posttransplantation lymphoproliferative disorder; prescribed tumor lethal dose
PTLV primate T-lymphotropic virus
PTLV 1, 2, 3 primate T-lymphotropic viruses 1, 2, 3
PTM posterior trabecular meshwork; posttransfusion mononucleosis; post-translational modification; post-traumatic meningitis; prothymosin; pulse time modulation
P_TM transmural pressure
Ptm pterygomaxillary [fissure]
PTMA phenyltrimethylammonium; prothymosin alpha
PTMDF pupils, tension, media, disc, fundus
PTMPY per thousand members per year
PTMR percutaneous transluminal myocardial revascularization
PTMS parathymosin
PTN pain transmission neuron; pleiotrophin; posterior tibial nerve; Prevention Trials Network [NIH]; proximal tibial nail; public telephone network [telemedicine]
pTNM pathological classification of primary tumors, regional nodes and metastases [coding]
PTO Klemperer's tuberculin [Ger. Perlsucht Tuberculin Original]
P_total total pressure
PTP pancreatic thread protein; pediatric telephone protocol; percutaneous transhepatic portography; phosphotyrosine phosphatase; physical treatment planning; posterior tibial pulse; posttetanic potential; posttransfusion purpura; pretest probability; previously treated patient; protein-tyrosine phosphatase; proximal tubular pressure
Ptp transpulmonary pressure
PTPA phosphotyrosyl phosphatase activator
PTPC protein-tyrosine phosphatase C
PTPG protein-tyrosine phosphatase gamma
PTPI posttraumatic pulmonary insufficiency
PTPinsp inspiratory pressure-time product
PTPM post-traumatic progressive myelopathy
PTPN protein-tyrosine phosphatase, non-receptor
PTPRA protein-tyrosine phosphatase receptor alpha
PTPRB protein-tyrosine phosphatase receptor beta
PTPRF protein-tyrosine phosphatase receptor F
PTPRG protein-tyrosine phosphatase receptor gamma
PTPS postthrombophlebitis syndrome; 6-pyruvoyl tetrahydropterin synthase
PTPT protein-tyrosine phosphatase, T-cell