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- Paederus dermatitisMedical condition
- Paediatric radiologyPaediatric radiology (or pediatric radiology) is a subspecialty of radiology involving the
- Pain managementInterdisciplinary approach for easing pain
- Pain management during childbirthPain management during childbirth is the partial treatment and a way of reducing any pain
- Pain management in childrenMedical condition
- Pain stimulusPain stimulus is a technique used by medical personnel for assessing the consciousness lev
- PallorPale skin caused by low levels of oxyhaemoglobin
- Palpable purpuraPalpable purpura is characterized by firm, elevated hemorrhagic plaques or papules that ca
- PalpationProcess of using one's hands to check the body
- Pancreatic cancerType of endocrine gland cancer
- PancreatitisInflammation of the pancreas
- PandemrixFlu vaccine
- Panic attackSudden periods of intense fear
- Panic disorderAnxiety disorder characterized by reoccurring unexpected panic attacks
- PanniculitisPanniculitis is a group of diseases whose hallmark is inflammation of subcutaneous adipose
- Panoramic radiographA panoramic radiograph is a panoramic scanning dental X-ray of the upper and lower jaw. It
- PantoprazoleStomach acid suppressing medication
- Pantothenic acidVitamin
- Papanicolaou stainHistological staining method
- Paper towelAbsorbent towel made from paper
- PapuleSmall, circumscribed, solid elevation of skin with no visible fluid
- ParacentesisParacentesis (from Greek κεντάω, "to pierce") is a form of body fluid sampling procedure,
- ParacetamolMedication for pain and fever
- ParalysisLoss of motor function
- ParamedicHealthcare professional working outside of hospitals
- PARAMOUNT trialThe PARAMOUNT trial is a clinical trial studying non-small-cell lung carcinoma (NSCLC). Th
- Paranasal sinus and nasal cavity cancerParanasal sinus and nasal cavity cancer is a type of cancer that is caused by the appearan
- Paranasal sinusesAir-filled spaces surrounding the nasal cavity
- Paraneoplastic syndromeA paraneoplastic syndrome is a syndrome (a set of signs and symptoms) that is the conseque
- ParanoiaPsychotic disorder
- Paranoid personality disorderPersonality disorder involving mistrust of others
- Paraphilic coercive disorderType of paraphilia
- Parasitic diseaseMedical condition
- Parasitic flies of domestic animalsMany species of flies of the two-winged type, Order Diptera, such as mosquitoes, horse-fli
- ParasomniaFamily of sleep disorders involving sleep disruptions
- Parasympathomimetic drugA parasympathomimetic drug, sometimes called a cholinomimetic drug or cholinergic receptor
- Parathyroid hormone-related proteinParathyroid hormone-related protein (PTHrP) is a proteinaceous hormone and a member of the
- ParesthesiaDermal sensation with no physical cause
- Parinaud's syndromeParinaud's syndrome is a constellation of neurological signs indicating injury to the dors
- Passive antibody therapyType of immunotherapy
- Passive smokingInhalation of tobacco smoke by nonsmokers
- Pathogen transmissionPassing of a pathogen from one organism to another
- Pathogenic bacteriaDisease-causing bacteria
- Pathogenic Escherichia coliStrains of E. coli that can cause disease
- PathognomonicMedical term meaning "characteristic for a particular disease"
- Pathologic fractureA pathologic fracture is a bone fracture caused by weakness of the bone structure that lea
- PatientPerson undergoing medical treatment
- Patient abuseCausing harm or suffering to a medical patient
- Patient adherenceDescriptor of patient compliance with medical advice
- Patient advocacyAdvocacy for patients, survivors, and caregivers
- Patient and public involvementPatient and public engagement in health sector
- Patient educationTeaching or training of patients concerning their own health needs
- Patient participationApproach to involving patients in making health decisions
- Patient safetyPrevention, reduction, reporting, and analysis of medical error
- Patient-reported outcomeOutcome type in clinical trials
- Pattern hair lossMedical condition
- PD-L1Programmed death-ligand 1 (PD-L1) also known as cluster of differentiation 274 (CD274) or
- Peanut allergyType of food allergy caused by peanuts
- Pectoralis majorMain human chest muscle
- Pediatric emergency medicinePediatric emergency medicine (PEM) is a medical subspecialty of both pediatrics and emerge
- PellagraHuman disease caused by a lack of vitamin B3
- Pelvic floorAnatomical structure
- Pelvic inflammatory diseaseInfection of uterus, fallopian tubes, ovaries or the inner surface of pelvis
- Penetrating head injuryA penetrating head injury, or open head injury, is a head injury in which the dura mater,
- Penetrating traumaType of injury
- Penile cancerMedical condition
- PepsinEnzyme
- PepsiniPepsini is a tribe of spider wasps in the family Pompilidae.
- PepstatinPepstatin is a potent inhibitor of aspartyl proteases. It is a hexa-peptide containing the
- Peptic ulcer diseaseUlceration of the gastrointestinal tract
- PeramivirAntiviral drug targeting influenza
- Percussion (medicine)Clinical examination technique
- Percutaneous coronary interventionMedical intervention
- Perfluorocarbon emulsionsPerfluorocarbon emulsions are emulsions containing either bubbles or droplets which have p
- Perforated ulcerA perforated ulcer is a condition in which an untreated ulcer has burned through the mucos
- Perforating folliculitisPerforating folliculitis is a skin condition in humans characterized by discrete follicula
- Perforation(Making) a small hole in a thin material
- Performance-enhancing substanceSubstance used to improve any form of activity performance in humans
- PerfusionPassage of fluid through the circulatory or lymphatic system to an organ or tissue
- PerfusionistHealthcare professional who uses the cardiopulmonary bypass machine
- PericarditisInflammation of the pericardium
- PericardiumDouble-walled sac containing the heart and roots of the great vessels
- Perinatal asphyxiaOxygen deprivation to a newborn infant
- Perinatal mortalityMedical condition
- Perineal tearA perineal tear is a laceration of the skin and other soft tissue structures which, in wom
- Periodontal diseaseDisease of the tissues surrounding the teeth (periodontium)
- PeriodontiumThe periodontium (from Greek περί (peri-) 'around' and -odont 'tooth') is the specialized
- Peripheral artery diseaseAbnormal narrowing of arteries other than those that supply the heart or brain
- Peripheral neuropathyNervous system disease affecting nerves beyond the brain and spinal cord
- Peripheral vascular systemThe peripheral vascular system is the part of the circulatory system that consists of the
- Periradicular surgeryIn the dental specialty of endodontics, periradicular surgery is surgery to the external r
- Peritoneal dialysisBlood purification procedure using the abdominal peritoneum
- PeritonitisInflammation of abdominal organ lining
- Permissive hypotensionPermissive hypotension or hypotensive resuscitation is the use of restrictive fluid therap
- PerseverationRepetition of some action despite the cessation of stimulus
- Persistent fetal circulationPersistent fetal circulation is a condition caused by a failure in the systemic circulatio
- Personal trainerA personal trainer is an individual who creates and delivers safe and effective exercise p
- Pervasive developmental disorderDevelopmental disorder; related to autism
- Pfizer–BioNTech COVID-19 vaccineType of vaccine for humans
- Phage therapyTherapeutic use of bacteriophages to treat bacterial infections
- Phakic intraocular lensA phakic intraocular lens (PIOL) is an intraocular lens that is implanted surgically into
- Pharmaceutical industry in ChinaThe pharmaceutical industry is one of the leading industries in the People's Republic of C
- Pharmaceutical industry in the United KingdomThe pharmaceutical industry in the United Kingdom directly employs around 73,000 people an
- PharmacodynamicsBranch of pharmacology
- Pharmacology of antidepressantsAntidepressant pharmacology hypotheses
- PharmacotherapyMedical treatment using approved pharmaceutical products
- PharyngitisInflammation of the back of the throat
- Phases of clinical researchClinical trial stages using human subjects
- PhencyclidineDissociative hallucinogenic drug, mostly used recreationally
- PhenobarbitalMedication of the barbiturate type
- PhenytoinAnti-seizure medication
- Philippine government response to the COVID-19 pandemicBoth the national government and local governments responded to the COVID-19 pandemic in t
- Philosophy of psychedelicsPhilosophy of psychedelics is the philosophical investigation of the psychedelic experienc
- Philosophy of suicidePhilosophical aspects and arguments about suicide
- PhlebologyPhlebology is a medical speciality that is concerned with venous issues including the diag
- PhonocardiogramA phonocardiogram (or PCG) is a plot of high-fidelity recording of the sounds and murmurs
- PhonophobiaFear of specific sounds
- PhospheneVisual illusion
- PhotophobiaAbnormal intolerance to visual perception of light
- Physical activityAny voluntarily bodily motion that requires energy expenditure
- Physical dependencePhysical condition caused by chronic use of a tolerance-forming drug
- Physical medicine and rehabilitationBranch of medicine
- Physiological changes in pregnancyPhysiological changes in pregnancy are the adaptations that take place during pregnancy th
- PhytosterolPhytosterols are phytosteroids, similar to cholesterol, that serve as structural component
- PhytotoxinPhytotoxins are substances that are poisonous or toxic to the growth of plants. Phytotoxic
- Pica (disorder)Compulsive eating of non-food items
- Pietro LonghiPietro Longhi (5 November 1701 – 8 May 1785) was a Venetian painter of contemporary genre
- PilatesPhysical fitness system
- PimpleType of comedo
- PiracetamChemical compound
- PiroplasmidaPiroplasmida is an order of parasites in the phylum Apicomplexa. They divide by binary fis
- Pityriasis roseaPityriasis rosea is a type of skin rash. Classically, it begins with a single red and slig
- PKD1L1Polycystin 1 like 1, transient receptor potential channel interacting is a protein that in
- Plank (exercise)Isometric strength exercise
- Plantar calcaneonavicular ligamentThe plantar calcaneonavicular ligament (also known as the spring ligament or spring ligame
- Plantar fasciaThe plantar fascia or plantar aponeurosis is the thick connective tissue aponeurosis which
- Plantar fasciitisConnective tissue disorder of the heel
- Plasma protein bindingPhenomenon of medications attaching to blood proteins
- PlasmacytomaPlasmacytoma is a plasma cell dyscrasia in which a plasma cell tumour grows within soft ti
- Platelet-derived growth factor receptorPlatelet-derived growth factor receptors (PDGF-R) are cell surface tyrosine kinase recepto
- PleuraMembrane lining the lungs and the thoracic cavity wall
- Pleural effusionAccumulation of excess fluid in the pleural cavity
- PleurodesisPleurodesis is a medical procedure in which part of the pleural space is artificially obli
- PlexopathyPlexopathy is a disorder of the network of nerves in the brachial or lumbosacral plexus. S
- PneumatosisPneumatosis is the abnormal presence of air or other gas within tissues.
- Pneumococcal vaccineVaccine to prevent infection by the bacteria Streptococcus pneumoniae
- PneumoconiosisScarring of the lungs due to inhaling dust over long periods
- PneumonitisGeneral inflammation of lung tissue
- PneumothoraxAbnormal collection of air in the pleural space
- Pocket maskA pocket mask, pocket face mask, or CPR mask is a device used to safely deliver rescue bre
- PodiatristMedical professional devoted to foot treatment
- PodiatryMedicine branch focusing on the human lower extremities
- Political impact of the COVID-19 pandemicImpact of COVID-19 on political systems
- PolyarthritisPolyarthritis is any type of arthritis that involves 5 or more joints simultaneously. It c
- Polycystic kidney diseaseCongenital disorder of urinary system
- PolydipsiaExcessive thirst or excess drinking
- Polyendocrine metabolic ovarian syndromeHormonal disorder in women
- Polymorphous light eruptionPolymorphous light eruption (PLE) presents with itchy red small bumps on sun-exposed skin,
- PolymyositisChronic muscular inflammation, primarily of the endomysium
- PolypharmacyUse of five or more medications daily
- Polyproline helixA polyproline helix is a type of protein secondary structure which occurs in proteins comp
- PolytraumaSevere injuries from multiple traumas
- PolyureaPolyurea is a type of elastomer that is derived from the reaction product of an isocyanate
- PolyuriaExcess urination
- PON3Paraoxonase 3, also known as PON3, is a protein which in humans is encoded by the PON3 gen
- Pontiac feverRespiratory disease caused by Legionella bacteria
- PorphobilinogenPorphobilinogen (PBG) is an organic compound that occurs in living organisms as an interme
- Porphobilinogen deaminasePorphobilinogen deaminase (hydroxymethylbilane synthase, or uroporphyrinogen I synthase) i
- Post-exertional malaiseWorsening of symptoms with activity
- Post-exposure prophylaxisPreventive medical treatment after exposure
- Post-nasal dripMedical condition
- Post-stroke depressionDepression caused by a stroke
- Postcholecystectomy syndromePostcholecystectomy syndrome (PCS) describes the presence of abdominal symptoms after a ch
- Posterior humeral circumflex arteryThe posterior humeral circumflex artery (posterior circumflex artery or posterior circumfl
- Posterior ischemic optic neuropathyPosterior ischemic optic neuropathy (PION) is a medical condition characterized by damage
- Posterolateral corner injuriesPosterolateral corner injuries (PLC injuries) of the knee are injuries to a complex area f
- Postpartum bleedingLoss of blood following childbirth
- Postpartum careCare provided to women after childbirth
- Postpartum depressionMood disorder experienced after childbirth
- Postpartum periodTime period beginning after the birth of a child and extending for about one month
- Postpartum thyroiditisPostpartum thyroiditis refers to thyroid dysfunction occurring in the first 12 months afte
- Postural IntegrationType of bodywork
- Postural orthostatic tachycardia syndromeAbnormally high heart rate after a postural change
- Potassium channel openerA potassium channel opener is a type of drug which facilitates ion transmission through po
- Potassium-sparing diureticPotassium-sparing diuretics or antikaliuretics refer to drugs that cause diuresis without
- Pragmatic clinical trialA pragmatic clinical trial (PCT), sometimes called a practical clinical trial (PCT), is a
- PramlintidePramlintide (trade name Symlin) is an injectable amylin analogue drug for diabetes (both t
- PrayopavesaHindu practice of suicide by fasting
- Pre-conception counselingDiscussions with those interested in pregnancy
- Pre-eclampsiaHypertension occurring during pregnancy
- Pre-existing disease in pregnancyA pre-existing disease in pregnancy is a disease that is not directly caused by the pregna
- Precancerous conditionCondition or cell change indicating increased cancer risk
- Precocious pubertyPuberty occurring at an unusually early age
- Precursor B-cell lymphoblastic leukemiaPrecursor B-cell lymphoblastic leukemia is a form of lymphoid leukemia in which too many B
- PrediabetesPredisease state of hyperglycemia
- PrednisoloneCorticosteroid medication
- Pregnancy categoryRisk of fetal injury due to the use of a pharmaceutical
- Pregnancy testTest based on scientific data to determine if a person is pregnant
- PregnanediolPregnanediol, or 5β-pregnane-3α,20α-diol, is an inactive metabolic product of progesterone
- Pregnant women's rightsChoices and legal rights available to a woman experiencing pregnancy or childbirth
- PrehypertensionMedical condition
- Prelabor rupture of membranesBreakage of the amniotic sac before the onset of labour
- PremedicationPremedication is using medication before some other therapy (usually surgery or chemothera
- Premenstrual dysphoric disorderMood disorder characterized by emotional, cognitive, and physical symptoms
- Premium tax creditThe premium tax credit (PTC) is a mechanism established by the Affordable Care Act (ACA) t
- Prenatal careMedical check-ups during pregnancy
- Prenatal developmentProcess in which an embryo and later fetus develops during gestation
- Prenatal testingTesting for diseases or conditions in a fetus
- PresbyopiaWorsening ability of the eyes to focus with age
- Prescription chargesCharges for prescriptions for medicines and some medical appliances are payable by adults
- Prescription drug addictionMedical condition
- Pressure pointPoints on body used in traditional Chinese and Ayurvedic medicine
- Pressure vessel for human occupancyA Pressure Vessel for Human Occupancy (PVHO) is a container that is intended to be occupie
- Pretibial myxedemaPretibial myxedema (myxoedema in British English, also known as Graves' dermopathy, thyroi
- Prevalence of birth controlGlobally approximately 45% of those who are married and able to have children use contrace
- Prevertebral spaceThe prevertebral space is a space in the neck.
- Primary amoebic meningoencephalitisRare and usually fatal brain infection by a protist
- Primary careDay-to-day health care given by a health care provider
- Primary care physicianUS term for medical professional providing first-line care
- Primary health carePrimary health care (PHC) is a whole-of-society approach to effectively organise and stren
- Primary immunodeficiencyPrimary immunodeficiencies are disorders in which part of the body's immune system is miss
- PrimidoneBarbiturate medication used to treat seizures and tremors
- Primum non nocerePrincipal precept of bioethics meaning "first, do no harm"
- Pro-choice and pro-lifePro-choice and pro-life are terms of self-identification used by the two sides of the abor
- ProcaineLocal anesthetic drug
- Procedural sedation and analgesiaMedical intervention
- Procedure codeProcedure codes are a sub-type of medical classification used to identify specific surgica
- ProctocolectomyProctocolectomy is the surgical removal of the entire colon and rectum from the human body
- ProctocolitisProctocolitis is a general term for inflammation of the rectum and colon.
- ProdromePremonitory signs or symptoms of disease
- ProdrugCompound that is metabolized into a pharmacologically active drug
- Progesterone (medication)Medication and naturally occurring steroid hormone
- Progesterone receptorThe progesterone receptor (PR), also known as NR3C3 or nuclear receptor subfamily 3, group
- PrognosisMedical term for the likely development of a disease
- Program of All-Inclusive Care for the ElderlyProgram of All-inclusive Care for the Elderly (PACE) are programs within the United States
- Progressive massive fibrosisProgressive massive fibrosis (PMF), characterized by the development of large conglomerate
- Progressive overloadProgressive overload is a method of strength training and hypertrophy training that advoca
- Prolonged laborProlonged labor is the inability of a woman to proceed with childbirth upon going into lab
- Prolyl isomeraseProlyl isomerase (also known as peptidylprolyl isomerase or PPIase) is an enzyme (EC 5.2.1
- ProminPromin, or sodium glucosulfone is a sulfone drug that was investigated for the treatment o
- Pronation of the footPronation is a natural movement of the foot that occurs during foot landing while running
- Proper palmar digital arteriesThe proper palmar digital arteries travel along the sides of the phalanges (along the cont
- Prophetic medicineMedical advice by Muhammad in the Hadith
- PropofolIntravenous medication used in anesthesia
- PropranololBeta blocker drug
- Prostaglandin analogueProstaglandin analogues are a class of drugs that bind to a prostaglandin receptor.
- Prostate cancer screeningMedical diagnostic method
- Prostate-specific antigenMammalian protein found in humans
- Prostitution in the AmericasLegality of prostitution in the Americas varies by country. Most countries only legalized
- Protein misfolding cyclic amplificationProtein misfolding cyclic amplification (PMCA) is an amplification technique (conceptually
- Protein productionBiotechnological process
- ProteolysisBreakdown of proteins into smaller polypeptides or amino acids
- Proton-pump inhibitorClass of drugs for reducing stomach acid
- Protozoan infectionParasitic disease caused by a protozoan
- Proximal humerus fractureBreak of the upper part of the bone of the arm
- PrP systemic amyloidosisPrP systemic amyloidosis is an extremely rare and unusual form of inherited prion disease.
- PseudocystPseudocysts are like cysts, but lack epithelial or endothelial cells. Initial management c
- PseudohermaphroditismMedical condition
- PsilocybinChemical compound found in some species of mushrooms
- PsoriasisAutoimmune diseases of the skin
- Psychedelic drugHallucinogenic class of psychoactive drug
- Psychedelics and ecologyResearchers have noted the relationship between psychedelics and ecology, particularly in
- Psychiatric medicationMedication used to treat mental disorders
- Psychic surgeryMedical fraud
- Psychoactive drugChemical substance that alters brain function
- PsychodermatologyScience of brain–skin interactions
- Psychogenic diseaseClass of mental disorder
- Psychogenic painMedical condition
- Psychological traumaEmotional response caused by severe distressing events
- Psychomotor agitationMedical condition characterized by unintentional and purposeless motions and restlessness
- PsychosocialInfluence that psychological factors and social environment has on well-being
- PTCH1Protein patched homolog 1 is a protein that is the member of the patched family and in hum
- Pubic tubercleThe pubic tubercle is a prominent tubercle on the superior ramus of the pubis bone of the
- Public health emergency (United States)In the United States, a public health emergency declaration releases resources meant to ha
- Public health emergency of international concernFormal declaration by the World Health Organization
- Public health mitigation of COVID-19Measures to halt the spread of the respiratory disease among populations
- Public Health Service ActThe Public Health Service Act is a United States federal law enacted in 1944. The full act
- Publicly funded health careForm of health care financing
- Pull-upUpper-body compound pulling exercise
- Pulmonary aspirationEntry of materials into the larynx (voice box) and lower respiratory tract
- Pulmonary contusionA pulmonary contusion, also known as lung contusion, is a bruise of the lung, caused by ch
- Pulmonary drug deliveryRoute of administration by inhalation
- Pulmonary edemaFluid accumulation in the tissue and air spaces of the lungs
- Pulmonary embolismBlockage of an artery in the lungs
- Pulmonary fibrosisDisease that causes scarring of the lungs
- Pulmonary hypoplasiaPulmonary hypoplasia is an incomplete development of the lungs, resulting in an abnormally
- Pulmonary rehabilitationIntervention for patients with chronic respiratory disease
- Pulmonary valveSemilunar valve of the heart
- Pulp necrosisPulp necrosis is a clinical diagnostic category indicating the death of cells and tissues
- Punctate epithelial erosionsPunctate epithelial erosions are a pathology affecting the cornea.
- Pure autonomic failurePure autonomic failure (PAF) is an uncommon, sporadic neurodegenerative condition marked b
- Purine analoguePurine analogues are antimetabolites that mimic the structure of metabolic purines.
- PurpuraSkin discoloration due to underlying bleeding
- PusFluid produced by inflammatory infection
- Push-upCalisthenics exercise
- PyelonephritisInflammation of the kidney
- Pyoderma gangrenosumPyoderma gangrenosum is a rare, inflammatory skin disease where painful pustules or nodule
- PyomyositisPyomyositis is a bacterial infection of the skeletal muscles which results in an abscess.
- Pyramidal tractsCentral nervous system pathways
- Pyridoxal phosphatePyridoxal phosphate (PLP, pyridoxal 5'-phosphate, P5P), the active form of vitamin B6, is
- PyridoxineVitamin
- Pyridoxine-dependent epilepsyPyridoxine-dependent epilepsy (PDE) is a rare genetic disorder characterized by intractabl
- PyromaniaIrresistance to starting fires
