List of diseases (P)

A list of diseases in the English Wikipedia.

Pa • Pe • Pf • Ph • Pi • Pl–Pn • Po • Pr • Ps • Pt • Pu • Py

Pa
Pac–Pal • Pan • Pap • Par • Pas–Pat • Pau–Pav

Pac–Pal

 * Pachydermoperiostosis
 * Pachygyria
 * Pachyonychia congenita Jackson–Lawler type
 * Pacman dysplasia
 * Paes–Whelan–Modi syndrome
 * Paget disease extramammary
 * Paget disease juvenile type
 * Paget's disease of bone
 * Paget's disease of the breast
 * Paget's disease, type 1
 * Pagon–Bird–Detter syndrome
 * Pagon–Stephan syndrome
 * Pai–Levkoff syndrome
 * Palant cleft palate syndrome
 * Palindromic rheumatism
 * Pallister–Hall syndrome
 * Pallister–Killian syndrome
 * Palmer–Pagon syndrome
 * Palmitoyl-protein thioesterase deficiency
 * Palmoplantar Keratoderma
 * Palmoplantar porokeratosis of Mantoux
 * Palsy cerebral

Pan

 * Pancreas agenesis
 * Pancreas divisum
 * Pancreatic adenoma
 * Pancreatic beta cell agenesis with neonatal diabetes mellitus
 * Pancreatic cancer
 * Pancreatic carcinoma, familial
 * Pancreatic diseases
 * Pancreatic islet cell neoplasm
 * Pancreatic islet cell tumors
 * Pancreatic lipomatosis duodenal stenosis
 * Pancreatitis, hereditary
 * Pancreatoblastoma
 * PANDAS
 * Panhypopituitarism
 * Panic disorder
 * Panmyelophthisis aplastic anemia
 * Panniculitis
 * Panophobia
 * Panostotic fibrous dysplasia
 * Panthophobia

Pap

 * Papilledema
 * Papillon–Lefèvre syndrome
 * Papillitis
 * Papilloma of choroid plexus
 * Papular mucinosis
 * Papular urticaria

Para–Pari

 * Paracoccidioidomycosis
 * Paraganglioma
 * Parainfluenza virus type 3 antenatal infection
 * Paramyotonia congenita of von Eulenburg
 * Paramyotonia congenita
 * Paraneoplastic cerebellar degeneration
 * Paranoid personality disorder
 * Paraomphalocele
 * Paraparesis amyotrophy of hands and feet
 * Paraphilia
 * Paraplegia
 * Paraplegia-brachydactyly-cone shaped epiphysis
 * Paraplegia-mental retardation-hyperkeratosis
 * Parapsoriasis
 * Parasitophobia
 * Parastremmatic dwarfism
 * Parathyroid cancer
 * Parathyroid neoplasm
 * Paratyphoid fever
 * PARC syndrome
 * Parenchymatous cortical degeneration of cerebellum
 * Paris-Trousseau thrombopenia

Park–Parv

 * Parkes Weber syndrome
 * Parkinson's disease
 * Parkinson dementia Steele type
 * Parkinsonism early onset mental retardation
 * Parkinsonism
 * Paronychia
 * Paroxysmal cold hemoglobinuria
 * Paroxysmal dystonic choreoathetosis
 * Paroxysmal nocturnal hemoglobinuria
 * Paroxysmal ventricular fibrillation
 * Parry-Romberg syndrome
 * Pars planitis
 * Parsonage-Turner syndrome
 * Partial agenesis of corpus callosum
 * Partial atrioventricular canal
 * Partial deletion of Y
 * Partial gigantism in context of NF
 * Partial lissencephaly
 * Partington–Anderson syndrome
 * Partington–Mulley syndrome
 * Parturiphobia
 * Paruresis
 * Parvovirus antenatal infection

Pas–Pat

 * Pascuel–Castroviejo syndrome
 * Pashayan syndrome
 * Passive-aggressive personality disorder
 * Patau syndrome
 * Patel–Bixler syndrome
 * Patella aplasia, coxa vara, tarsal synostosis
 * Patella hypoplasia mental retardation
 * Patent ductus arteriosus familial
 * Patent ductus arteriosus
 * Patterson–Lowry syndrome
 * Patterson pseudoleprechaunism syndrome
 * Patterson–Stevenson syndrome

Pau–Pav

 * Pauciarticular chronic arthritis
 * Pavone–Fiumara–Rizzo syndrome

Pe
Pea–Pem • Pen–Pep • Per • Pes–Pey

Pea–Pem

 * Peanut hypersensitivity
 * Pearson's marrow/pancreas syndrome
 * Pediatric T-cell leukemia
 * Pediculosis
 * Peeling skin syndrome ichthyosis
 * PEHO syndrome
 * Pelizaeus–Merzbacher brain sclerosis
 * Pelizaeus–Merzbacher disease, recessive, acute infantile
 * Pelizaeus–Merzbacher disease
 * Pelizaeus–Merzbacher leukodystrophy
 * Pellagra
 * Pellagra like syndrome
 * Pellagrophobia
 * Pelvic dysplasia arthrogryposis of lower limbs
 * Pelvic inflammatory disease
 * Pelvic lipomatosis
 * Pelvic shoulder dysplasia
 * Pemphigus and fogo selvagem
 * Pemphigus foliaceus
 * Pemphigus vulgaris, familial
 * Pemphigus vulgaris
 * Pemphigus

Pen–Pep

 * Pena–Shokeir syndrome
 * Pendred syndrome
 * Penis agenesia
 * Penoscrotal transposition
 * Penta X syndrome
 * Pentalogy of Cantrell
 * Pentosuria
 * Penttinen–Aula syndrome
 * PEPCK 1 deficiency
 * PEPCK 2 deficiency
 * PEPCK deficiency, mitochondrial
 * Peptidic growth factors deficiency

Per

 * Perceptual disorder

Peri

 * Periarteritis nodosa
 * Pericardial constriction with growth failure
 * Pericardial defect diaphragmatic hernia
 * Pericardium absent mental retardation short stature
 * Pericardium congenital anomaly
 * Perilymphatic fistula
 * Perimyositis
 * Perinatal infections
 * Periodic disease
 * Periodic fever, aphthous stomatitis, pharyngitis and adenitis
 * Periodic limb movement disorder
 * Periodontal disease / Periodontitis
 * Perioral dermatitis
 * Peripartum cardiomyopathy
 * Peripheral blood vessel disorder
 * Peripheral nervous disorder
 * Peripheral neuroectodermal tumor
 * Peripheral neuropathy
 * Peripheral T-cell lymphoma
 * Peripheral type neurofibromatosis
 * Perisylvian syndrome
 * Peritonitis
 * Periventricular laminar heterotopia
 * Periventricular leukomalacia

Pern–Pert

 * Pernicious anemia
 * Perniola–Krajewska–Carnevale syndrome
 * Perniosis
 * Peroxisomal Bifunctional Enzyme Deficiency
 * Peroxisomal defects
 * Persistent Mullerian duct syndrome (PMDS)
 * Persistent parvovirus infection
 * Persistent sexual arousal syndrome
 * Persistent truncus arteriosus
 * Pertussis

Pes–Pey

 * Pes planus
 * Peters anomaly with cataract
 * Peters anomaly
 * Peters congenital glaucoma
 * Petit–Fryns syndrome
 * Petty–Laxova–Wiedemann syndrome
 * Peutz–Jeghers syndrome
 * Peyronie disease

Pf

 * Pfeiffer cardiocranial syndrome
 * Pfeiffer–Hirschfelder–Rott syndrome
 * Pfeiffer–Kapferer syndrome
 * Pfeiffer–Mayer syndrome
 * Pfeiffer–Palm–Teller syndrome
 * Pfeiffer–Rockelein syndrome
 * Pfeiffer–Singer–Zschiesche syndrome
 * Pfeiffer syndrome
 * Pfeiffer–Tietze–Welte syndrome
 * Pfeiffer type acrocephalosyndactyly

Ph
Pha–Phi • Pho–Pht • Phy

Pha–Phi

 * PHACE association
 * Phacomatosis fourth
 * Phacomatosis pigmentokeratotica
 * Phacomatosis pigmentovascularis
 * Phalacrophobia
 * Pharmacophobia
 * Phenobarbital antenatal infection
 * Phenobarbital embryopathy
 * Phenol sulfotransferase deficiency
 * Phenothiazine antenatal infection
 * Phenylalanine hydroxylase deficiency
 * Phenylalaninemia
 * Phenylketonuria type II
 * Phenylketonuria
 * Phenylketonuric embryopathy
 * Pheochromocytoma as part of NF
 * Pheochromocytoma
 * Philadelphia-negative chronic myeloid leukemia

Pho–Pht

 * Phocomelia contractures absent thumb
 * Phocomelia ectrodactyly deafness sinus arrhythmia
 * Phocomelia Schinzel type
 * Phocomelia syndrome
 * Phocomelia thrombocytopenia encephalocele
 * Phosphate diabetes
 * Phosphoenolpyruvate carboxykinase 1 deficiency
 * Phosphoenolpyruvate carboxykinase 2 deficiency
 * Phosphoenolpyruvate carboxykinase deficiency
 * Phosphoglucomutase deficiency type 1
 * Phosphoglucomutase deficiency type 2
 * Phosphoglucomutase deficiency type 3
 * Phosphoglucomutase deficiency type 4
 * Phosphoglucomutase deficiency
 * Phosphoglycerate kinase 1 deficiency
 * Phosphoglycerate kinase deficiency
 * Phosphomannoisomerase deficiency
 * Phosphoribosylpyrophosphate synthetase deficiency
 * Photoaugliaphobia
 * Photosensitive epilepsy
 * Phthiriophobia

Phy

 * Physical urticaria
 * Phytanic acid oxidase deficiency
 * Phytophotodermatitis

Pi
Pib–Pig • Pil–Piu

Pib–Pig

 * PIBI(D)S syndrome
 * Pica
 * Picardi–Lassueur–Little syndrome
 * Pick disease
 * Pickardt syndrome
 * Pie Torcido
 * Piebald trait neurologic defects
 * Piebaldism
 * Piepkorn–Karp–Hickoc syndrome
 * Pierre Marie cerbellar ataxia
 * Pierre Robin sequence congenital heart defect talipes
 * Pierre Robin sequence faciodigital anomaly
 * Pierre Robin syndrome fetal chondrodysplasia
 * Pierre Robin syndrome hyperphalangy clinodactyly
 * Pierre Robin syndrome skeletal dysplasia polydactyly
 * Pierre Robin's sequence
 * Pigmentary retinopathy
 * Pigment dispersion syndrome
 * Pigmented villonodular synovitis
 * Pignata guarino syndrome

Pil–Piu

 * Pili canulati
 * Pili multigemini
 * Pili torti developmental delay neurological abnormalities
 * Pili torti nerve deafness
 * Pili torti onychodysplasia
 * Pili torti
 * Pillay syndrome
 * Pilo dento ungular dysplasia microcephaly
 * Pilonidal cyst
 * Pilotto syndrome
 * Pinealoma
 * Pinheiro–Freire–Maia–Miranda syndrome
 * Pinsky–Di George–Harley syndrome
 * Pinta
 * Pipecolic acidemia
 * PIRA
 * Pitt–Hopkins syndrome
 * Pitt–Rogers–Danks syndrome
 * Pituitary dwarfism 1
 * Pityriasis lichenoides chronica
 * Pityriasis lichenoides et varioliformis acuta
 * Pityriasis rubra pilaris
 * Piussan–Lenaerts–Mathieu syndrome

Pl–Pn

 * Placenta disorder
 * Placenta neoplasm
 * Placental abruption
 * Plagiocephaly X linked mental retardation
 * Plague
 * Plague, bubonic
 * Plague, meningeal
 * Plague, pharyngeal
 * Plague, pneumonic
 * Plague, septicemic
 * Plasmacytoma anaplastic
 * Plasmalogenes synthesis deficiency isolated
 * Plasminogen activator inhibitor type 1 deficiency, congenital
 * Plasminogen deficiency, congenital
 * Platelet disorder
 * Platyspondylic lethal chondrodysplasia
 * Platyspondyly amelogenesis imperfecta
 * Pleural effusion
 * Pleuritis
 * Pleuritis
 * Plexosarcoma
 * Plum syndrome
 * Plummer–Vinson syndrome
 * Pneumoconiosis
 * Pneumocystis jiroveci pneumonia
 * Pneumocystosis
 * Pneumonia, eosinophilic
 * Pneumonoultramicroscopicsilicovolcanoconiosis
 * Pneumothorax

Po
Pod–Poi • Pol • Pom–Por • Pos–Pox

Pod–Poi

 * Podder-Tolmie syndrome
 * POEMS syndrome
 * Poedimus kyleopecia mental retardation
 * Poikiloderma congenital with bullae Weary type
 * Poikiloderma hereditary acrokeratotic Weary type
 * Poikiloderma of Kindler
 * Poikiloderma of Rothmund–Thomson
 * Poikilodermatomyositis mental retardation
 * Poikilodermia alopecia retrognathism cleft palate
 * Pointer syndrome

Pola–Poli

 * Poland syndrome
 * Poliomyelitis (Polio)
 * Poliosophobia

Polya–Polyc

 * Polyarteritis nodosa
 * Polyarteritis
 * Polyarthritis, systemic
 * Polyarthritis
 * Polychondritis
 * Polycystic kidney disease, adult type
 * Polycystic kidney disease, infantile type
 * Polycystic kidney disease, infantile, type I
 * Polycystic kidney disease, recessive type
 * Polycystic kidney disease, type 1
 * Polycystic kidney disease, type 2
 * Polycystic kidney disease, type 3
 * Polycystic kidney disease
 * Polycystic ovarian disease, familial
 * Polycystic ovarian syndrome
 * Polycystic ovaries urethral sphincter dysfunction
 * Polycythemia vera

Polyd–Polyo

 * Polydactyly alopecia seborrheic dermatitis
 * Polydactyly cleft lip palate psychomotor retardation
 * Polydactyly myopia syndrome
 * Polydactyly postaxial dental and vertebral
 * Polydactyly postaxial with median cleft of upper lip
 * Polydactyly postaxial
 * Polydactyly preaxial type 1
 * Polydactyly syndrome middle ray duplication
 * Polydactyly visceral anomalies cleft lip palate
 * Polydactyly
 * Polyglucosan body disease, adult
 * Polymicrogyria turricephaly hypogenitalism
 * Polymorphic catecholergic ventricular tachycardia
 * Polymorphic macular degeneration
 * Polymorphous low-grade adenocarcinoma
 * Polymyalgia rheumatica
 * Polymyositis
 * Polyneuritis
 * Polyneuropathy hand defect
 * Polyneuropathy mental retardation acromicria prema
 * Polyomavirus Infections
 * Polyostotic fibrous dysplasia

Polyp–Polys

 * Polyposis, hamartomatous intestinal
 * Polyposis skin pigmentation alopecia fingernail changes
 * Polysyndactyly cardiac malformation
 * Polysyndactyly microcephaly ptosis
 * Polysyndactyly orofacial anomalies
 * Polysyndactyly overgrowth syndrome
 * Polysyndactyly trigonocephaly agenesis of corpus callosum
 * Polysyndactyly type 4
 * Polysyndactyly type Haas

Pom–Por

 * Pompe's disease
 * Poncet–Spiegler's cylindroma
 * Pontoneocerebellar Hypoplasia
 * Popliteal pterygium syndrome lethal type
 * Popliteal pterygium syndrome
 * Porencephaly cerebellar hypoplasia malformations
 * Porencephaly
 * Porokeratosis of Mibelli
 * Porokeratosis plantaris palmaris et disseminata
 * Porokeratosis punctata palmaris et plantaris
 * Porphyria
 * Porphyria cutanea tarda, familial type
 * Porphyria cutanea tarda, sporadic type
 * Porphyria cutanea tarda
 * Porphyria, acute intermittent
 * Porphyria, Ala-D
 * Porphyria, congenital erythropoietic
 * Porphyria, hereditary coproporphyria
 * Portal hypertension due to infrahepatic block
 * Portal hypertension
 * Portal thrombosis
 * Portal vein thrombosis
 * Portuguese type amyloidosis

Pos–Pox

 * Positive rheumatoid factor polyarthritis
 * Post-polio syndrome
 * Post Traumatic Stress disorder (PTSD)
 * Postaxial polydactyly mental retardation
 * Posterior tibial tendon rupture
 * Posterior urethral valves
 * Posterior uveitis
 * Posterior valve urethra
 * Post-infectious myocarditis
 * Post-partum depression
 * Post-SSRI sexual dysfunction
 * Post-traumatic epilepsy
 * Postural hypotension
 * Potassium aggravated myotonia
 * Potassium deficiency (hypokalemia)
 * Potter disease type 1
 * Potter disease, type 3
 * Potter sequence cleft cardiopathy
 * Potter syndrome dominant type
 * Powell–Buist–Stenzel syndrome
 * Powell–Chandra–Saal syndrome
 * Powell–Venencie–Gordon syndrome
 * Poxviridae disease

Pr
Pra–Pre • Pri • Pro • Pru

Pra–Pre

 * Prader–Willi syndrome
 * Prata–Liberal–Goncalves syndrome
 * Preaxial deficiency postaxial polydactyly hypospadia
 * Preaxial polydactyly colobomata mental retardation
 * Precocious epileptic encephalopathy
 * Precocious myoclonic encephalopathy
 * Precocious puberty
 * Precocious puberty, gonadotropin-dependent
 * Precocious puberty, male limited
 * Preeclampsia
 * Preeyasombat Viravithya syndrome
 * Pregnancy toxemia /hypertension
 * Prekallikrein deficiency, congenital
 * Premature aging, Okamoto type
 * Premature aging
 * Premature atherosclerosis photomyoclonic epilepsy
 * Premature menopause, familial
 * Premature ovarian failure
 * Premenstrual dysphoric disorder
 * Prenatal infections
 * Presbycusis
 * Presbyopia

Pri

 * Prieto–Badia–Mulas syndrome
 * Prieur–Griscelli syndrome
 * Primary agammaglobulinemia
 * Primary aldosteronism
 * Primary alveolar hypoventilation
 * Primary amenorrhea
 * Primary biliary cirrhosis
 * Primary ciliary dyskinesia, 2
 * Primary ciliary dyskinesia
 * Primary craniosynostosis
 * Primary cutaneous amyloidosis
 * Primary granulocytic sarcoma
 * Primary hyperoxaluria
 * Primary hyperparathyroidism
 * Primary lateral sclerosis
 * Primary malignant lymphoma
 * Primary muscular atrophy
 * Primary orthostatic tremor
 * Primary progressive aphasia
 * Primary pulmonary hypertension
 * Primary sclerosing cholangitis
 * Primary tubular proximal acidosis
 * Primerose syndrome
 * Primordial microcephalic dwarfism Crachami type
 * Prinzmetal's variant angina

Proc

 * Procarcinoma
 * Processing disorder
 * Proconvertin deficiency, congenital
 * Procrastination
 * Proctitis

Prog

 * Progeria short stature pigmented nevi
 * Progeria variant syndrome Ruvalcaba type
 * Progeria
 * Progeroid syndrome De Barsy type
 * Progeroid syndrome Petty type
 * Progeroid syndrome, Penttinen type
 * Prognathism dominant
 * Progressive acromelanosis
 * Progressive black carbon hyperpigmentation of infancy
 * Progressive diaphyseal dysplasia
 * Progressive external ophthalmoplegia
 * Progressive hearing loss stapes fixation
 * Progressive kinking of the hair, acquired
 * Progressive multifocal leukoencephalopathy
 * Progressive myositis ossificans
 * Progressive osseous heteroplasia
 * Progressive spinal muscular atrophy
 * Progressive supranuclear palsy atypical
 * Progressive supranuclear palsy
 * Progressive systemic sclerosis

Prol–Prou

 * Prolactinoma, familial
 * Proliferating trichilemmal cyst
 * Prolidase deficiency
 * Prolymphocytic leukemia
 * Properdin deficiency
 * Prosencephaly cerebellar dysgenesis
 * Prosopamnesia
 * Prostaglandin antenatal infection
 * Prostate cancer, familial
 * Prostatic malacoplakia associated with prostatic abscess
 * Prostatitis
 * Protein C deficiency
 * Protein–energy malnutrition
 * Protein R deficiency
 * Protein S acquired deficiency
 * Protein S deficiency
 * Proteus like syndrome mental retardation eye defect
 * Proteus syndrome
 * Prothrombin deficiency
 * Protoporphyria, erythropoietic
 * Protoporphyria
 * Proud–Levine–Carpenter syndrome

Prox

 * Proximal myotonic dystrophy
 * Proximal myotonic myopathy
 * Proximal spinal muscular atrophy
 * Proximal tubulopathy diabetes mellitus cerebellar ataxia

Pru

 * Prune belly syndrome
 * Prurigo nodularis

Ps
Pse • Psi–Psy

Psel

 * Psellismophobia

Pseudo
Pseudoa–Pseudom Pseudoo–Pseudo-Z
 * Pseudoachondroplasia
 * Pseudoachondroplastic dysplasia 1
 * Pseudoachondroplastic dysplasia
 * Pseudoadrenoleukodystrophy
 * Pseudoaminopterin syndrome
 * Pseudoarylsulfatase A deficiency
 * Pseudocholinesterase deficiency
 * Pseudo-Gaucher disease
 * Pseudogout
 * Pseudohermaphrodism anorectal anomalies; see Anorectal malformation
 * Pseudohermaphroditism female skeletal anomalies
 * Pseudohermaphroditism male with gynecomastia
 * Pseudohermaphroditism mental retardation
 * Pseudohermaphroditism
 * Pseudohypoaldosteronism type 1
 * Pseudohypoaldosteronism type 2
 * Pseudohypoaldosteronism
 * Pseudohypoparathyroidism
 * Pseudomarfanism
 * Pseudomonas infection
 * Pseudomonas aeruginosa infection
 * Pseudomonas oryzihabitans infection
 * Pseudomonas stutzeri infection
 * Pseudomongolism
 * Pseudomyxoma peritonei
 * Pseudoobstruction idiopathic intestinal
 * Pseudopapilledema
 * Pseudopapilledema blepharophimosis hand anomalies
 * Pseudopelade of Brocq
 * Pseudopolycythaemia
 * Pseudoprogeria syndrome
 * Pseudo-torch syndrome
 * Pseudotumor cerebri
 * Pseudo-Turner syndrome
 * Pseudovaginal perineoscrotal hypospadias
 * Pseudoxanthoma elasticum, dominant form
 * Pseudoxanthoma elasticum, recessive form
 * Pseudoxanthoma elasticum
 * Pseudo-Zellweger syndrome

Psi–Psy

 * Psittacosis
 * Psoriasis
 * Psoriatic arthritis
 * Psoriatic rheumatism
 * Psychogenic polydipsia
 * Psychophysiologic disorders
 * Psychosis

Pt

 * Pterygia mental retardation facial dysmorphism
 * Pterygium colli
 * Pterygium colli mental retardation digital anomalies
 * Pterygium of the conjunctiva
 * Pterygium syndrome antecubital
 * Pterygium syndrome multiple dominant type
 * Pterygium syndrome X linked
 * Pterygium syndrome, multiple
 * Ptosis
 * Ptosis coloboma mental retardation
 * Ptosis coloboma trigonocephaly
 * Ptosis strabismus diastasis
 * Ptosis strabismus ectopic pupils

Pu
Pub • Pul • Pun–Pur

Pub

 * Pubic lice
 * Puerperal fever

Pulmon

 * Pulmonar arterioveinous aneurysm
 * Pulmonary agenesis
 * Pulmonary alveolar proteinosis, congenital
 * Pulmonary alveolar proteinosis
 * Pulmonary arterio-veinous fistula
 * Pulmonary artery agenesis
 * Pulmonary artery coming from the aorta
 * Pulmonary artery familial dilatation
 * Pulmonary atresia with ventricular septal defect
 * Pulmonary blastoma
 * Pulmonary branches stenosis
 * Pulmonary cystic lymphangiectasis
 * Pulmonary disease, chronic obstructive
 * Pulmonary edema of mountaineers
 * Pulmonary fibrosis /granuloma
 * Pulmonary hypertension, secondary
 * Pulmonary hypertension
 * Pulmonary hypoplasia familial primary
 * Pulmonary sequestration
 * Pulmonary supravalvular stenosis
 * Pulmonary surfactant protein B, deficiency of
 * Pulmonary valve stenosis
 * Pulmonary valves agenesis
 * Pulmonary veins stenosis
 * Pulmonary veno-occlusive disease
 * Pulmonary venous return anomaly
 * Pulmonaryatresia intact ventricular septum


 * Pulmonic stenosis with Café au lait spot

Pun–Pur

 * Punctate acrokeratoderma freckle like pigmentation
 * Punctate inner choroidopathy
 * Pure red cell aplasia
 * Puretic syndrome
 * Purine nucleoside phosphorylase deficiency
 * Purpura, Schönlein–Henoch
 * Purpura, thrombotic thrombocytopenic
 * Purpura
 * Purtilo syndrome

Py

 * Pyaemia
 * Pycnodysostosis
 * Pyknoachondrogenesis
 * Pyle disease
 * Pyelonephritis
 * Pyoderma gangrenosum
 * Pyomyositis
 * Pyridoxine deficit
 * Pyrimidinemia familial
 * Pyrophobia
 * Pyropoikilocytosis
 * Pyrosis
 * Pyruvate carboxylase deficiency
 * Pyruvate decarboxylase deficiency
 * Pyruvate dehydrogenase deficiency
 * Pyruvate kinase deficiency, liver type
 * Pyruvate kinase deficiency, muscle type
 * Pyruvate kinase deficiency