Clinical Trials Involving Rare Diseases: P
- PANDAS (25)
- PASLI Disease (3)
- PGM1-CDG (2)
- PHACE Syndrome (3)
- PIK3CA-related Overgrowth Spectrum (5)
- PMM2-CDG (CDG-Ia) (1)
- POEMS Syndrome (6)
- PTEN Hamartoma Tumor Syndrome (6)
- Pachydermoperiostosis (1)
- Pachyonychia Congenita (7)
- Paget Disease of the Breast (9)
- Palatopharyngeal Incompetence (10)
- Palindromic Rheumatism (1)
- Pallister-Hall Syndrome (1)
- Palmoplantar Keratoderma (2)
- Pancreatic Adenoma (3)
- Pancreatic Cancer (2,516)
- Pancreatic Neuroendocrine Tumor (130)
- Pantothenate Kinase-associated Neurodegeneration (9)
- Panuveitis (172)
- Papillary Glioneuronal Tumors (2)
- Papillary Renal Cell Carcinoma (47)
- Papillary Thyroid Carcinoma (108)
- Papilledema (22)
- Papillon Lefevre Syndrome (1)
- Paragangliomas 1 (86)
- Parainfluenza Virus Type 3 (13)
- Paramyotonia Congenita (6)
- Paraplegia (103)
- Parapsoriasis (7)
- Parathyroid Carcinoma (14)
- Parkes Weber Syndrome (14)
- Paroxysmal Hemicrania (2)
- Paroxysmal Kinesigenic Choreoathetosis (2)
- Paroxysmal Nocturnal Hemoglobinuria (80)
- Paroxysmal Ventricular Fibrillation (139)
- Pars Planitis (55)
- Parsonage Turner Syndrome (8)
- Partial Deletion of Y (2)
- Patent Ductus Arteriosus (106)
- Pauciarticular Onset Juvenile Idiopathic Arthritis (1)
- Pearson Syndrome (4)
- Pectus Carinatum (11)
- Pediatric Acute-onset Neuropsychiatric Syndrome (5)
- Pediatric Crohn's Disease (42)
- Pediatric Multiple Sclerosis (11)
- Pediatric Ulcerative Colitis (19)
- Pelizaeus-Merzbacher Disease (5)
- Pellucid Marginal Degeneration (9)
- Pemphigus (45)
- Pemphigus Foliaceus (6)
- Pemphigus Vulgaris (24)
- Penile Cancer, Adult (22)
- Penis Agenesis (1)
- Pentalogy of Cantrell (3)
- Perilymphatic Fistula (1)
- Peripartum Cardiomyopathy (11)
- Peripheral T-cell Lymphoma (255)
- Periventricular Heterotopia (1)
- Periventricular Leukomalacia (28)
- Permanent Neonatal Diabetes Mellitus (2)
- Perniosis (1)
- Peroxisomal Biogenesis Disorders (54)
- Peroxisome Biogenesis disorder-Zellweger Syndrome Spectrum (5)
- Persistent Truncus Arteriosus (2)
- Peters Anomaly (2)
- Peutz-Jeghers Syndrome (17)
- Pfeiffer Syndrome (14)
- Phenylketonuria (100)
- Pheochromocytoma (87)
- Phosphoglycerate Kinase Deficiency (2)
- Phosphoglycerate Mutase Deficiency (1)
- Photosensitive Epilepsy (13)
- Phyllodes Tumor of the Breast (4)
- Piebaldism (4)
- Pierre Robin Sequence (8)
- Pigment-dispersion Syndrome (643)
- Pigmented Villonodular Synovitis (12)
- Pilocytic Astrocytoma (67)
- Pilomatrixoma (2)
- Pineal Germ Cell Tumor (1)
- Pineal Parenchymal Tumors of Intermediate Differentiation (1)
- Pineoblastoma (67)
- Pineocytoma (67)
- Piriformis Syndrome (1)
- 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 (147)
- Plagiocephaly (14)
- Plasma Cell Leukemia (32)
- Plasmablastic Lymphoma (543)
- Plasmacytoma (379)
- Platelet Storage Pool Deficiency (10)
- Pleomorphic Xanthoastrocytoma (14)
- Pleuroparenchymal Fibroelastosis (1)
- Pleuropulmonary Blastoma (8)
- Pneumocystis Jirovecii Pneumonia (103)
- Pneumocystosis (103)
- Poliomyelitis (241)
- Polyarteritis Nodosa (22)
- Polyarticular Onset Juvenile Idiopathic Arthritis (5)
- Polycystic Liver Disease (13)
- Polycythemia Vera (254)
- Polydactyly (4)
- Polyembryoma (17)
- Polymorphic Reticulosis (2)
- Polymyositis (91)
- Polyomavirus Allograft Nephropathy (2)
- Porphyria (46)
- Porphyria Cutanea Tarda (38)
- Posner-Schlossman Syndrome (1)
- Post Polio Syndrome (22)
- Post-transplant Lymphoproliferative Disease (105)
- Post-traumatic Epilepsy (6)
- Posterior Column Ataxia (1)
- Posterior Urethral Valves (5)
- Posterior Uveitis (51)
- Potassium Aggravated Myotonia (2)
- Potocki-Shaffer Syndrome (1)
- Prader-Willi Syndrome (91)
- Precocious Puberty (44)
- Precocious Puberty, Gonadotropin-dependent (1)
- Priapism (7)
- Primary Agammaglobulinemia (15)
- Primary Angiitis of the Central Nervous System (1)
- Primary Biliary Cholangitis (107)
- Primary Carnitine Deficiency (8)
- Primary Central Nervous System Lymphoma (187)
- Primary Ciliary Dyskinesia (37)
- Primary Cutaneous Amyloidosis (2)
- Primary Cutaneous Follicle Center Lymphoma (2)
- Primary Effusion Lymphoma (30)
- Primary Hyperoxaluria Type 1 (34)
- Primary Hyperoxaluria Type 2 (5)
- Primary Hyperparathyroidism (74)
- Primary Intestinal Lymphangiectasia (1)
- Primary Lateral Sclerosis (24)
- Primary Liver Cancer (239)
- Primary Orthostatic Hypotension (32)
- Primary Orthostatic Tremor (2)
- Primary Pigmented Nodular Adrenocortical Disease (2)
- Primary Progressive Aphasia (175)
- Primary Sclerosing Cholangitis (94)
- Primary Spontaneous Pneumothorax (32)
- Prinzmetal's Variant Angina (15)
- Progeria (8)
- Progressive Bulbar Palsy (1)
- Progressive Familial Intrahepatic Cholestasis 1 (16)
- Progressive Hemifacial Atrophy (2)
- Progressive Multifocal Leukoencephalopathy (20)
- Progressive Myoclonic Epilepsy (5)
- Progressive Non-fluent Aphasia (13)
- Progressive Supranuclear Palsy (89)
- Progressive Supranuclear Palsy Atypical (4)
- Prolactinoma (24)
- Prolidase Deficiency (1)
- Proliferative Verrucous Leukoplakia (2)
- Proopiomelanocortin Deficiency (3)
- Propionic Acidemia (11)
- Prosthetic Joint Infection (50)
- Proteus Syndrome (5)
- Prothrombin Deficiency (1)
- Protoporphyria (15)
- Prurigo Nodularis (18)
- Pseudoachondroplasia (1)
- Pseudocholinesterase Deficiency (4)
- Pseudohypoparathyroidism (12)
- Pseudohypoparathyroidism Type 1A (9)
- Pseudomyxoma Peritonei (24)
- Pseudoneonatal Adrenoleukodystrophy (1)
- Pseudopelade of Brocq (9)
- Pseudopseudohypoparathyroidism (12)
- Pseudoxanthoma Elasticum (15)
- Psoriatic Juvenile Idiopathic Arthritis (6)
- Pterygium of the Conjunctiva and Cornea (1)
- Pudendal Neuralgia (7)
- Pulmonary Arterial Hypertension (562)
- Pulmonary Arteriovenous Malformation (13)
- Pulmonary Atresia With Ventricular Septal Defect (1)
- Pulmonary Edema of Mountaineers (21)
- Pulmonary Surfactant Protein B, Deficiency of (2)
- Pulmonary Valve Stenosis (20)
- Pulmonary Vein Stenosis (6)
- Pulmonary Venoocclusive Disease (2)
- Pulmonic Stenosis (20)
- Punctate Inner Choroidopathy (3)
- Pure Autonomic Failure (57)
- Pure Red Cell Aplasia (61)
- Purine Nucleoside Phosphorylase Deficiency (2)
- Pustular Psoriasis (20)
- Pustulosis Palmaris Et Plantaris (18)
- Pyoderma Gangrenosum (17)
- Pyomyositis (2)
- Pyridoxine Deficiency (4)
- Pyridoxine-dependent Epilepsy (1)
- Pyropoikilocytosis Hereditary (1)
- Pyruvate Carboxylase Deficiency (1)
- Pyruvate Decarboxylase Deficiency (3)
- Pyruvate Dehydrogenase Complex Deficiency (3)
- Pyruvate Kinase Deficiency (8)