Clinical Trials Involving Rare Diseases: A
- ACTH-independent Macronodular Adrenal Hyperplasia (2)
- ACTH-secreting Pituitary Adenoma (62)
- ADCY5-related Dyskinesia (2)
- ADNP Syndrome (2)
- ADULT Syndrome (2)
- AIDS Dementia Complex (41)
- AL Amyloidosis (179)
- AML With Myelodysplasia-related Features (30)
- ANCA-associated Vasculitis (134)
- AP-4-Associated Hereditary Spastic Paraplegia (1)
- Abdominal Aortic Aneurysm (334)
- Abdominal Obesity Metabolic Syndrome (193)
- Abetalipoproteinemia (3)
- Absent Patella (1)
- Acanthamoeba Keratitis (5)
- Acanthocheilonemiasis (5)
- Aceruloplasminemia (1)
- Achondroplasia (25)
- Acinic Cell Carcinoma (47)
- Acoustic Neuroma (73)
- Acquired Hemophilia (17)
- Acquired Hemophilia A (10)
- Acquired Pure Red Cell Aplasia (3)
- Acquired Von Willebrand Syndrome (4)
- Acral Lentiginous Melanoma (27)
- Acrodermatitis (5)
- Acrodermatitis Enteropathica (1)
- Acromegaly (176)
- Actinic Cheilitis (9)
- Acute Articular Rheumatism (68)
- Acute Disseminated Encephalomyelitis (4)
- Acute Erythroid Leukemia (190)
- Acute Fatty Liver of Pregnancy (1)
- Acute Flaccid Myelitis (1)
- Acute Graft Versus Host Disease (237)
- Acute Intermittent Porphyria (19)
- Acute Interstitial Pneumonia (362)
- Acute Leukemia of Ambiguous Lineage (81)
- Acute Lymphoblastic Leukemia (2,210)
- Acute Megakaryoblastic Leukemia (187)
- Acute Monoblastic Leukemia (184)
- Acute Mountain Sickness (111)
- Acute Myeloblastic Leukemia With Maturation (180)
- Acute Myeloblastic Leukemia Without Maturation (182)
- Acute Myeloid Leukemia (2,872)
- Acute Myelomonocytic Leukemia (194)
- Acute Non Lymphoblastic Leukemia (2,872)
- Acute Promyelocytic Leukemia (151)
- Acute Respiratory Distress Syndrome (1,364)
- Acute Zonal Occult Outer Retinopathy (1)
- Addison's Disease (29)
- Adenine Phosphoribosyltransferase Deficiency (6)
- Adenocarcinoma of the Appendix (236)
- Adenoid Cystic Carcinoma (130)
- Adenoma of the Adrenal Gland (37)
- Adenosine Deaminase Deficiency (25)
- Adenosquamous Carcinoma of the Endometrium (12)
- Adenylosuccinase Deficiency (1)
- Adiposis Dolorosa (5)
- Adrenal Cancer (19)
- Adrenocortical Carcinoma (78)
- Adrenomyeloneuropathy (54)
- Adult Neuronal Ceroid Lipofuscinosis (36)
- Adult Polyglucosan Body Disease (1)
- Adult T-cell Leukemia/lymphoma (332)
- Adult-onset Still's Disease (14)
- Adult-onset Vitelliform Macular Dystrophy (1)
- Afibrinogenemia (15)
- Aggressive NK Cell Leukemia (127)
- Agnosia (156)
- Aicardi Syndrome (2)
- Aicardi-Goutieres Syndrome (6)
- Alagille Syndrome (18)
- Albinism (35)
- Albright's Hereditary Osteodystrophy (11)
- Alexander Disease (3)
- Alkaptonuria (9)
- Allan-Herndon-Dudley Syndrome (4)
- Allergic Angiitis (44)
- Allergic Bronchopulmonary Aspergillosis (27)
- Alopecia Totalis (25)
- Alopecia Universalis (22)
- Alpers Syndrome (2)
- Alpha-1 Antitrypsin Deficiency (122)
- Alpha-mannosidosis (26)
- Alpha-thalassemia (17)
- Alport Syndrome (17)
- Alström Syndrome (6)
- Alternating Hemiplegia of Childhood (5)
- Alveolar Echinococcosis (15)
- Alveolar Soft Part Sarcoma (47)
- Alzheimer Disease Type 1 (2)
- Alzheimer Disease Type 2 (17)
- Alzheimer Disease Type 3 (2)
- Alzheimer Disease Type 4 (8)
- Amaurosis Fugax (3)
- Amebiasis (20)
- Ameloblastoma (47)
- Amelogenesis Imperfecta (5)
- Amniotic Band Syndrome (2)
- Amyloid Neuropathy (38)
- Amyloidosis AA (4)
- Amyloidosis Beta2M (1)
- Amyopathic Dermatomyositis (3)
- Amyotrophic Lateral Sclerosis (770)
- Amyotrophic Lateral Sclerosis Type 11 (1)
- Amyotrophic Lateral Sclerosis Type 4 (1)
- Anal Cancer (212)
- Anaplastic Astrocytoma (382)
- Anaplastic Ependymoma (88)
- Anaplastic Ganglioglioma (4)
- Anaplastic Large Cell Lymphoma (377)
- Anaplastic Oligoastrocytoma (58)
- Anaplastic Oligodendroglioma (236)
- Anaplastic Pleomorphic Xanthoastrocytoma (5)
- Anaplastic Thyroid Cancer (66)
- Ancylostomiasis (33)
- Andersen-Tawil Syndrome (2)
- Androgen Insensitivity Syndrome (2)
- Anencephaly (8)
- Aneurysmal Bone Cysts (3)
- Angelman Syndrome (29)
- Angioimmunoblastic Lymphadenopathy With Dysproteinemia (263)
- Angioimmunoblastic T-cell Lymphoma (263)
- Angiosarcoma of the Liver (2)
- Angiostrongyliasis (1)
- Aniridia (14)
- Aniridia – Ptosis – Intellectual Disability – Familial Obesity (1)
- Anisakiasis (2)
- Ankylosing Vertebral Hyperostosis With Tylosis (1)
- Ankylosis of Teeth (1)
- Anodontia (44)
- Anterior Ischemic Optic Neuropathy (42)
- Anterior Uveitis (45)
- Anthrax (56)
- Antiphospholipid Syndrome (67)
- Antisynthetase Syndrome (4)
- Aortic Arch Interruption (1)
- Aortic Coarctation (32)
- Aortic Valve Stenosis (857)
- Aortopulmonary Window (3)
- Aphthous Stomatitis (39)
- Aplasia Cutis Congenita (1)
- Aplastic Anemia (260)
- Apocrine Carcinoma (1)
- Apparent Mineralocorticoid Excess (3)
- Apraxia (54)
- Aquagenic Pruritus (3)
- Arachnoid Cysts (1)
- Arachnoiditis (4)
- Arginase Deficiency (7)
- Argininosuccinic Aciduria (8)
- Aromatic L-amino Acid Decarboxylase Deficiency (5)
- Arrhinia (1)
- Arrhythmogenic Right Ventricular Cardiomyopathy (28)
- Arterial Calcification and Distal Joint Calcification (1)
- Arterial Calcification of Infancy (3)
- Arterial Tortuosity Syndrome (1)
- Arthrogryposis Multiplex Congenita (74)
- Asbestosis (7)
- Asherman's Syndrome (32)
- Aspartylglycosaminuria (5)
- Aspergillosis (202)
- Asphyxia Neonatorum (80)
- Ataxia Telangiectasia (36)
- Ataxia With Oculomotor Apraxia Type 1 (1)
- Ataxia With Oculomotor Apraxia Type 2 (4)
- Ataxia With Vitamin E Deficiency (1)
- Atransferrinemia (1)
- Atrial Myxoma, Familial (1)
- Atrioventricular Septal Defect (13)
- Attenuated Familial Adenomatous Polyposis (2)
- Atypical Hemolytic Uremic Syndrome (31)
- Auditory Neuropathy Spectrum Disorder (2)
- Autoimmune Autonomic Ganglionopathy (2)
- Autoimmune Encephalitis (24)
- Autoimmune Enteropathy (3)
- Autoimmune Gastrointestinal Dysmotility (2)
- Autoimmune Hemolytic Anemia (42)
- Autoimmune Hepatitis (49)
- Autoimmune Inner Ear Disease (5)
- Autoimmune Lymphoproliferative Syndrome (12)
- Autoimmune Pancreatitis (15)
- Autoimmune Polyglandular Syndrome Type 1 (7)
- Autoimmune Pulmonary Alveolar Proteinosis (9)
- Autoimmune Retinopathy (1)
- Autosomal Dominant Cerebellar Ataxia (2)
- Autosomal Dominant Cerebellar Ataxia, Deafness, and Narcolepsy (1)
- Autosomal Dominant Distal Renal Tubular Acidosis (4)
- Autosomal Dominant Hyper IgE Syndrome (12)
- Autosomal Dominant Multiple Pterygium Syndrome (187)
- Autosomal Dominant Partial Epilepsy With Auditory Features (1)
- Autosomal Dominant Tubulointerstitial Kidney Disease (1)
- Autosomal Recessive Axonal Neuropathy With Neuromyotonia (2)
- Autosomal Recessive Hyper IgE Syndrome (4)
- Autosomal Recessive Juvenile Parkinson Disease (12)
- Autosomal Recessive Polycystic Kidney Disease (5)
- Autosomal Recessive Spastic Ataxia 4 (1)
- Autosomal Recessive Spastic Paraplegia Type 49 (1)
- Autosomal Recessive Spinocerebellar Ataxia 9 (1)
- Axenfeld-Rieger Syndrome (2)