Clinical Trials Involving Rare Diseases: P
- PANDAS (27)
- PASLI Disease (3)
- PGM1-CDG (2)
- PHACE Syndrome (3)
- PIK3CA-related Overgrowth Spectrum (7)
- PMM2-CDG (CDG-Ia) (2)
- POEMS Syndrome (7)
- PTEN Hamartoma Tumor Syndrome (6)
- Pachydermoperiostosis (1)
- Pachyonychia Congenita (8)
- Paget Disease of the Breast (9)
- Palatopharyngeal Incompetence (11)
- Palindromic Rheumatism (1)
- Pallister-Hall Syndrome (1)
- Palmoplantar Keratoderma (3)
- Pancreatic Adenoma (3)
- Pancreatic Cancer (2,847)
- Pancreatic Neuroendocrine Tumor (138)
- Pantothenate Kinase-associated Neurodegeneration (10)
- Panuveitis (187)
- Papillary Glioneuronal Tumors (2)
- Papillary Renal Cell Carcinoma (50)
- Papillary Thyroid Carcinoma (119)
- Papilledema (25)
- Papillon Lefevre Syndrome (1)
- Paragangliomas 1 (101)
- Parainfluenza Virus Type 3 (13)
- Paramyotonia Congenita (7)
- Paraplegia (122)
- Parapsoriasis (7)
- Parathyroid Carcinoma (15)
- Parkes Weber Syndrome (20)
- Paroxysmal Hemicrania (2)
- Paroxysmal Kinesigenic Choreoathetosis (2)
- Paroxysmal Nocturnal Hemoglobinuria (94)
- Paroxysmal Ventricular Fibrillation (149)
- Pars Planitis (53)
- Parsonage Turner Syndrome (9)
- Partial Deletion of Y (2)
- Patent Ductus Arteriosus (122)
- Pattern Dystrophy (3)
- Pauciarticular Onset Juvenile Idiopathic Arthritis (1)
- Pearson Syndrome (4)
- Pectus Carinatum (15)
- Pediatric Acute-onset Neuropsychiatric Syndrome (8)
- Pediatric Crohn's Disease (45)
- Pediatric Multiple Sclerosis (16)
- Pediatric Ulcerative Colitis (21)
- Pelizaeus-Merzbacher Disease (5)
- Pellucid Marginal Degeneration (9)
- Pemphigus (51)
- Pemphigus Foliaceus (8)
- Pemphigus Vulgaris (29)
- Pemphigus and Fogo Selvagem (2)
- Penile Cancer (63)
- Penis Agenesis (3)
- Pentalogy of Cantrell (3)
- Perilymphatic Fistula (1)
- Peripartum Cardiomyopathy (11)
- Peripheral T-cell Lymphoma (286)
- Periventricular Heterotopia (1)
- Periventricular Leukomalacia (30)
- Permanent Neonatal Diabetes Mellitus (2)
- Perniosis (5)
- Peroxisomal Biogenesis Disorders (60)
- Peroxisome Biogenesis disorder-Zellweger Syndrome Spectrum (5)
- Persistent Genital Arousal Disorder (1)
- Persistent Truncus Arteriosus (4)
- Peters Anomaly (2)
- Peutz-Jeghers Syndrome (17)
- Pfeiffer Syndrome (15)
- Phenylketonuria (118)
- Pheochromocytoma (101)
- Phosphoglycerate Kinase Deficiency (2)
- Phosphoglycerate Mutase Deficiency (1)
- Photosensitive Epilepsy (13)
- Phyllodes Tumor of the Breast (5)
- Piebaldism (4)
- Pierre Robin Sequence (9)
- Pigment-dispersion Syndrome (6)
- Pigmented Villonodular Synovitis (17)
- Pilocytic Astrocytoma (68)
- Pilomatrixoma (2)
- Pineal Germ Cell Tumor (2)
- Pineal Parenchymal Tumors of Intermediate Differentiation (1)
- Pineoblastoma (67)
- Pineocytoma (68)
- Piriformis Syndrome (7)
- Pitt-Hopkins Syndrome (2)
- Pituitary Cancer (5)
- Pituitary Stalk Interruption Syndrome (1)
- Pityriasis Lichenoides (2)
- Pityriasis Lichenoides Chronica (1)
- Pityriasis Rubra Pilaris (4)
- Placenta Disorder (183)
- Plagiocephaly (16)
- Plasma Cell Leukemia (32)
- Plasmablastic Lymphoma (543)
- Plasmacytoma (383)
- Platelet Storage Pool Deficiency (10)
- Pleomorphic Xanthoastrocytoma (15)
- Pleuroparenchymal Fibroelastosis (1)
- Pleuropulmonary Blastoma (8)
- Pneumocystis Jirovecii Pneumonia (111)
- Pneumocystosis (111)
- Poliomyelitis (265)
- Polyarteritis Nodosa (22)
- Polyarticular Onset Juvenile Idiopathic Arthritis (5)
- Polycystic Liver Disease (14)
- Polycythemia Vera (277)
- Polydactyly (5)
- Polyembryoma (17)
- Polymorphic Reticulosis (2)
- Polymyositis (97)
- Polyomavirus Allograft Nephropathy (2)
- Pontocerebellar Hypoplasia (1)
- Pontocerebellar Hypoplasia Type 6 (1)
- Porokeratosis of Mibelli (2)
- Porphyria (48)
- Porphyria Cutanea Tarda (40)
- Posner-Schlossman Syndrome (2)
- Post Polio Syndrome (23)
- Post-transplant Lymphoproliferative Disease (108)
- Post-traumatic Epilepsy (6)
- Posterior Column Ataxia (1)
- Posterior Urethral Valves (7)
- Posterior Uveitis (49)
- Potassium Aggravated Myotonia (2)
- Potocki-Shaffer Syndrome (1)
- Prader-Willi Syndrome (102)
- Precocious Puberty (49)
- Precocious Puberty, Gonadotropin-dependent (1)
- Priapism (7)
- Primary Agammaglobulinemia (15)
- Primary Angiitis of the Central Nervous System (1)
- Primary Biliary Cholangitis (121)
- Primary Carnitine Deficiency (8)
- Primary Central Nervous System Lymphoma (211)
- Primary Ciliary Dyskinesia (46)
- Primary Cutaneous Amyloidosis (2)
- Primary Cutaneous Follicle Center Lymphoma (2)
- Primary Effusion Lymphoma (31)
- Primary Hyperoxaluria Type 1 (37)
- Primary Hyperoxaluria Type 2 (6)
- Primary Hyperoxaluria Type 3 (10)
- Primary Hyperparathyroidism (81)
- Primary Intestinal Lymphangiectasia (1)
- Primary Lateral Sclerosis (617)
- Primary Liver Cancer (244)
- Primary Myelofibrosis (497)
- Primary Orthostatic Hypotension (34)
- Primary Orthostatic Tremor (2)
- Primary Pigmented Nodular Adrenocortical Disease (2)
- Primary Progressive Aphasia (207)
- Primary Sclerosing Cholangitis (101)
- Primary Spontaneous Pneumothorax (34)
- Prinzmetal's Variant Angina (17)
- Progeria (9)
- Progressive Bulbar Palsy (1)
- Progressive Familial Intrahepatic Cholestasis 1 (18)
- Progressive Hemifacial Atrophy (3)
- Progressive Multifocal Leukoencephalopathy (22)
- Progressive Myoclonic Epilepsy (5)
- Progressive Non-fluent Aphasia (14)
- Progressive Supranuclear Palsy (109)
- Progressive Supranuclear Palsy Atypical (4)
- Prolactinoma (24)
- Prolidase Deficiency (1)
- Proliferative Verrucous Leukoplakia (3)
- Proopiomelanocortin Deficiency (3)
- Propionic Acidemia (13)
- Prosthetic Joint Infection (70)
- Proteus Syndrome (6)
- Prothrombin Deficiency (1)
- Protoporphyria (17)
- Prurigo Nodularis (22)
- Pseudoachondroplasia (1)
- Pseudocholinesterase Deficiency (4)
- Pseudohypoparathyroidism (16)
- Pseudohypoparathyroidism Type 1A (11)
- Pseudomyxoma Peritonei (26)
- Pseudoneonatal Adrenoleukodystrophy (2)
- Pseudopelade of Brocq (12)
- Pseudopseudohypoparathyroidism (16)
- Pseudoxanthoma Elasticum (18)
- Psoriatic Juvenile Idiopathic Arthritis (8)
- Pterygium of the Conjunctiva and Cornea (1)
- Pudendal Neuralgia (9)
- Pulmonary Arterial Hypertension (613)
- Pulmonary Arteriovenous Malformation (15)
- Pulmonary Atresia With Ventricular Septal Defect (2)
- Pulmonary Edema of Mountaineers (23)
- Pulmonary Surfactant Protein B, Deficiency of (2)
- Pulmonary Valve Stenosis (21)
- Pulmonary Vein Stenosis (7)
- Pulmonary Venoocclusive Disease (2)
- Pulmonary Venous Return Anomaly (4)
- Pulmonic Stenosis (21)
- Punctate Inner Choroidopathy (4)
- Pure Autonomic Failure (65)
- Pure Red Cell Aplasia (64)
- Purine Nucleoside Phosphorylase Deficiency (2)
- Pustular Psoriasis (23)
- Pustulosis Palmaris Et Plantaris (23)
- Pyoderma Gangrenosum (20)
- Pyomyositis (2)
- Pyridoxal 5'-phosphate-dependent Epilepsy (1)
- Pyridoxine Deficiency (4)
- Pyridoxine-dependent Epilepsy (2)
- Pyropoikilocytosis Hereditary (1)
- Pyruvate Carboxylase Deficiency (1)
- Pyruvate Decarboxylase Deficiency (4)
- Pyruvate Dehydrogenase Complex Deficiency (4)
- Pyruvate Kinase Deficiency (8)