Clinical Trials Involving Rare Diseases: A
- ACTH-independent Macronodular Adrenal Hyperplasia (2)
- ACTH-secreting Pituitary Adenoma (62)
- ADCY5-related Dyskinesia (3)
- ADNP Syndrome (2)
- ADULT Syndrome (2)
- AIDS Dementia Complex (41)
- AL Amyloidosis (191)
- AML With Myelodysplasia-related Features (31)
- ANCA-associated Vasculitis (140)
- Abdominal Aortic Aneurysm (350)
- Abdominal Obesity Metabolic Syndrome (193)
- Abetalipoproteinemia (3)
- Absent Patella (1)
- Acanthamoeba Keratitis (6)
- Acanthocheilonemiasis (5)
- Aceruloplasminemia (1)
- Achondroplasia (27)
- Acinic Cell Carcinoma (48)
- Acoustic Neuroma (76)
- Acquired Hemophilia (17)
- Acquired Hemophilia A (10)
- Acquired Pure Red Cell Aplasia (3)
- Acquired Von Willebrand Syndrome (4)
- Acral Lentiginous Melanoma (28)
- Acrodermatitis (5)
- Acrodermatitis Enteropathica (1)
- Acromegaly (181)
- Actinic Cheilitis (9)
- Acute Articular Rheumatism (74)
- Acute Disseminated Encephalomyelitis (6)
- Acute Erythroid Leukemia (190)
- Acute Fatty Liver of Pregnancy (1)
- Acute Flaccid Myelitis (1)
- Acute Graft Versus Host Disease (251)
- Acute Intermittent Porphyria (19)
- Acute Interstitial Pneumonia (24)
- Acute Leukemia of Ambiguous Lineage (88)
- Acute Lymphoblastic Leukemia (2,286)
- Acute Megakaryoblastic Leukemia (187)
- Acute Monoblastic Leukemia (184)
- Acute Mountain Sickness (117)
- Acute Myeloblastic Leukemia With Maturation (180)
- Acute Myeloblastic Leukemia Without Maturation (182)
- Acute Myeloid Leukemia (2,979)
- Acute Myelomonocytic Leukemia (194)
- Acute Non Lymphoblastic Leukemia (2,979)
- Acute Promyelocytic Leukemia (152)
- Acute Respiratory Distress Syndrome (1,482)
- Acute Zonal Occult Outer Retinopathy (1)
- Addison's Disease (29)
- Adenine Phosphoribosyltransferase Deficiency (6)
- Adenocarcinoma of the Appendix (244)
- Adenoid Cystic Carcinoma (136)
- Adenoma of the Adrenal Gland (39)
- Adenosine Deaminase Deficiency (26)
- Adenosquamous Carcinoma of the Endometrium (12)
- Adenylosuccinase Deficiency (1)
- Adiposis Dolorosa (5)
- Adrenal Cancer (19)
- Adrenocortical Carcinoma (79)
- Adrenomyeloneuropathy (61)
- Adult Neuronal Ceroid Lipofuscinosis (39)
- Adult Polyglucosan Body Disease (2)
- Adult T-cell Leukemia/lymphoma (341)
- Adult-onset Still's Disease (14)
- Adult-onset Vitelliform Macular Dystrophy (1)
- Afibrinogenemia (16)
- Aggressive NK Cell Leukemia (128)
- Agnosia (166)
- Aicardi Syndrome (2)
- Aicardi-Goutieres Syndrome (7)
- Alagille Syndrome (19)
- Albinism (35)
- Albright's Hereditary Osteodystrophy (11)
- Alexander Disease (4)
- Alkaptonuria (9)
- Allan-Herndon-Dudley Syndrome (5)
- Allergic Angiitis (45)
- Allergic Bronchopulmonary Aspergillosis (28)
- Alopecia Totalis (26)
- Alopecia Universalis (23)
- Alpers Syndrome (2)
- Alpha-1 Antitrypsin Deficiency (125)
- Alpha-mannosidosis (27)
- Alpha-thalassemia (17)
- Alport Syndrome (21)
- Alström Syndrome (6)
- Alternating Hemiplegia of Childhood (6)
- Alveolar Echinococcosis (18)
- Alveolar Soft Part Sarcoma (47)
- Alzheimer Disease Type 1 (3)
- Alzheimer Disease Type 2 (19)
- Alzheimer Disease Type 3 (2)
- Alzheimer Disease Type 4 (8)
- Amaurosis Fugax (3)
- Amebiasis (21)
- Ameloblastoma (49)
- Amelogenesis Imperfecta (6)
- Amniotic Band Syndrome (2)
- Amyloid Neuropathy (44)
- Amyloidosis AA (4)
- Amyloidosis Beta2M (1)
- Amyopathic Dermatomyositis (3)
- Amyotrophic Lateral Sclerosis (840)
- Amyotrophic Lateral Sclerosis Type 11 (1)
- Amyotrophic Lateral Sclerosis Type 4 (1)
- Anal Cancer (222)
- Anaplastic Astrocytoma (388)
- Anaplastic Ependymoma (89)
- Anaplastic Ganglioglioma (4)
- Anaplastic Large Cell Lymphoma (379)
- Anaplastic Oligoastrocytoma (59)
- Anaplastic Oligodendroglioma (238)
- Anaplastic Pleomorphic Xanthoastrocytoma (5)
- Anaplastic Thyroid Cancer (68)
- Ancylostomiasis (34)
- Andersen-Tawil Syndrome (2)
- Androgen Insensitivity Syndrome (2)
- Anencephaly (8)
- Aneurysmal Bone Cysts (4)
- Angelman Syndrome (32)
- Angioimmunoblastic Lymphadenopathy With Dysproteinemia (264)
- Angioimmunoblastic T-cell Lymphoma (264)
- Angiosarcoma of the Liver (2)
- Angiostrongyliasis (1)
- Aniridia (15)
- Aniridia – Ptosis – Intellectual Disability – Familial Obesity (1)
- Anisakiasis (2)
- Ankylosing Vertebral Hyperostosis With Tylosis (1)
- Ankylosis of Teeth (1)
- Anodontia (49)
- Anorchia (1)
- Anterior Ischemic Optic Neuropathy (43)
- Anterior Uveitis (47)
- Anthrax (56)
- Antiphospholipid Syndrome (74)
- Antisynthetase Syndrome (6)
- Aortic Arch Interruption (2)
- Aortic Coarctation (36)
- Aortic Valve Stenosis (903)
- Aortopulmonary Window (2)
- Aphthous Stomatitis (40)
- Aplasia Cutis Congenita (1)
- Aplastic Anemia (269)
- Apocrine Carcinoma (1)
- Apparent Mineralocorticoid Excess (3)
- Apraxia (58)
- Aquagenic Pruritus (3)
- Arachnoid Cysts (1)
- Arachnoiditis (4)
- Arginase Deficiency (7)
- Argininosuccinic Aciduria (8)
- Aromatic L-amino Acid Decarboxylase Deficiency (6)
- Arrhinia (1)
- Arrhythmogenic Right Ventricular Cardiomyopathy (29)
- Arterial Calcification and Distal Joint Calcification (1)
- Arterial Calcification of Infancy (6)
- Arterial Tortuosity Syndrome (1)
- Arthrogryposis Multiplex Congenita (75)
- Asbestosis (8)
- Asherman's Syndrome (35)
- Aspartylglycosaminuria (5)
- Aspergillosis (211)
- Asphyxia Neonatorum (82)
- Ataxia Telangiectasia (39)
- 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 (27)
- Autoimmune Enteropathy (4)
- Autoimmune Gastrointestinal Dysmotility (2)
- Autoimmune Hemolytic Anemia (48)
- Autoimmune Hepatitis (51)
- Autoimmune Inner Ear Disease (5)
- Autoimmune Lymphoproliferative Syndrome (12)
- Autoimmune Pancreatitis (17)
- 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 (192)
- 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)