Clinical Trials Involving Rare Diseases: A
- ACTH-independent Macronodular Adrenal Hyperplasia (2)
- ACTH-secreting Pituitary Adenoma (60)
- ADCY5-related Dyskinesia (2)
- ADNP Syndrome (2)
- ADULT Syndrome (2)
- AIDS Dementia Complex (41)
- AL Amyloidosis (173)
- AML With Myelodysplasia-related Features (29)
- ANCA-associated Vasculitis (129)
- Abdominal Aortic Aneurysm (319)
- Abdominal Obesity Metabolic Syndrome (192)
- Abetalipoproteinemia (3)
- Absent Patella (1)
- Acanthamoeba Keratitis (5)
- Acanthocheilonemiasis (5)
- Aceruloplasminemia (1)
- Achondroplasia (25)
- Acinic Cell Carcinoma (45)
- Acoustic Neuroma (68)
- Acquired Hemophilia (16)
- Acquired Hemophilia A (9)
- Acquired Pure Red Cell Aplasia (3)
- Acquired Von Willebrand Syndrome (4)
- Acral Lentiginous Melanoma (17)
- Acrodermatitis (5)
- Acrodermatitis Enteropathica (1)
- Acromegaly (173)
- Actinic Cheilitis (8)
- Acute Articular Rheumatism (59)
- Acute Disseminated Encephalomyelitis (4)
- Acute Erythroid Leukemia (190)
- Acute Fatty Liver of Pregnancy (1)
- Acute Flaccid Myelitis (1)
- Acute Graft Versus Host Disease (224)
- Acute Intermittent Porphyria (19)
- Acute Interstitial Pneumonia (348)
- Acute Leukemia of Ambiguous Lineage (72)
- Acute Lymphoblastic Leukemia (2,149)
- Acute Megakaryoblastic Leukemia (187)
- Acute Monoblastic Leukemia (183)
- Acute Mountain Sickness (108)
- Acute Myeloblastic Leukemia With Maturation (180)
- Acute Myeloblastic Leukemia Without Maturation (182)
- Acute Myeloid Leukemia (2,763)
- Acute Myelomonocytic Leukemia (192)
- Acute Non Lymphoblastic Leukemia (2,763)
- Acute Promyelocytic Leukemia (148)
- Acute Respiratory Distress Syndrome (1,267)
- Acute Zonal Occult Outer Retinopathy (1)
- Addison's Disease (27)
- Adenine Phosphoribosyltransferase Deficiency (6)
- Adenocarcinoma of the Appendix (227)
- Adenoid Cystic Carcinoma (126)
- Adenoma of the Adrenal Gland (32)
- Adenosine Deaminase Deficiency (25)
- Adenosquamous Carcinoma of the Endometrium (12)
- Adenylosuccinase Deficiency (1)
- Adiposis Dolorosa (5)
- Adrenal Cancer (17)
- Adrenocortical Carcinoma (75)
- Adrenomyeloneuropathy (51)
- Adult Neuronal Ceroid Lipofuscinosis (34)
- Adult Polyglucosan Body Disease (1)
- Adult T-cell Leukemia/lymphoma (326)
- Adult-onset Still's Disease (10)
- Adult-onset Vitelliform Macular Dystrophy (1)
- Afibrinogenemia (15)
- Aggressive NK Cell Leukemia (127)
- Agnosia (138)
- Aicardi Syndrome (2)
- Aicardi-Goutieres Syndrome (5)
- Alagille Syndrome (15)
- Albinism (34)
- Albright's Hereditary Osteodystrophy (11)
- Alexander Disease (1)
- Alkaptonuria (8)
- Allan-Herndon-Dudley Syndrome (3)
- Allergic Angiitis (43)
- Allergic Bronchopulmonary Aspergillosis (25)
- Alopecia Totalis (25)
- Alopecia Universalis (22)
- Alpers Syndrome (1)
- Alpha-1 Antitrypsin Deficiency (94)
- Alpha-mannosidosis (26)
- Alpha-thalassemia (14)
- Alport Syndrome (17)
- Alström Syndrome (6)
- Alternating Hemiplegia of Childhood (5)
- Alveolar Echinococcosis (13)
- Alveolar Soft Part Sarcoma (47)
- Alzheimer Disease Type 1 (2)
- Alzheimer Disease Type 2 (16)
- Alzheimer Disease Type 3 (2)
- Alzheimer Disease Type 4 (8)
- Amaurosis Fugax (3)
- Amebiasis (19)
- Ameloblastoma (46)
- Amelogenesis Imperfecta (3)
- Amniotic Band Syndrome (2)
- Amyloid Neuropathy (35)
- Amyloidosis AA (4)
- Amyloidosis Beta2M (1)
- Amyopathic Dermatomyositis (3)
- Amyotrophic Lateral Sclerosis (720)
- Amyotrophic Lateral Sclerosis Type 11 (1)
- Amyotrophic Lateral Sclerosis Type 4 (1)
- Anal Cancer (201)
- Anaplastic Astrocytoma (379)
- Anaplastic Ependymoma (88)
- Anaplastic Ganglioglioma (4)
- Anaplastic Large Cell Lymphoma (373)
- Anaplastic Oligoastrocytoma (58)
- Anaplastic Oligodendroglioma (235)
- Anaplastic Pleomorphic Xanthoastrocytoma (5)
- Anaplastic Thyroid Cancer (62)
- Ancylostomiasis (31)
- Andersen-Tawil Syndrome (2)
- Androgen Insensitivity Syndrome (1)
- Anencephaly (8)
- Aneurysmal Bone Cysts (3)
- Angelman Syndrome (27)
- Angioimmunoblastic Lymphadenopathy With Dysproteinemia (258)
- Angioimmunoblastic T-cell Lymphoma (258)
- Angiosarcoma of the Liver (2)
- Angiostrongyliasis (1)
- Aniridia (17)
- Aniridia – Ptosis – Intellectual Disability – Familial Obesity (1)
- Anisakiasis (2)
- Ankylosing Vertebral Hyperostosis With Tylosis (1)
- Ankylosis of Teeth (1)
- Anodontia (39)
- Anterior Ischemic Optic Neuropathy (42)
- Anterior Uveitis (45)
- Anthrax (55)
- Antiphospholipid Syndrome (67)
- Antisynthetase Syndrome (4)
- Aortic Arch Interruption (1)
- Aortic Coarctation (32)
- Aortic Valve Stenosis (807)
- Aphthous Stomatitis (34)
- Aplasia Cutis Congenita (1)
- Aplastic Anemia (253)
- Apocrine Carcinoma (1)
- Apparent Mineralocorticoid Excess (3)
- Apraxia (48)
- Aquagenic Pruritus (3)
- Arachnoid Cysts (1)
- Arachnoiditis (4)
- Arginase Deficiency (6)
- Argininosuccinic Aciduria (7)
- Aromatic L-amino Acid Decarboxylase Deficiency (4)
- Arrhinia (1)
- Arrhythmogenic Right Ventricular Cardiomyopathy (26)
- Arterial Calcification and Distal Joint Calcification (1)
- Arterial Calcification of Infancy (3)
- Arterial Tortuosity Syndrome (1)
- Arthrogryposis Multiplex Congenita (69)
- Asbestosis (7)
- Asherman's Syndrome (31)
- Aspartylglycosaminuria (5)
- Aspergillosis (189)
- Asphyxia Neonatorum (75)
- Ataxia Telangiectasia (32)
- Ataxia With Oculomotor Apraxia Type 1 (1)
- Ataxia With Oculomotor Apraxia Type 2 (1)
- 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 (26)
- Auditory Neuropathy Spectrum Disorder (2)
- Autoimmune Autonomic Ganglionopathy (2)
- Autoimmune Encephalitis (18)
- Autoimmune Enteropathy (3)
- Autoimmune Hemolytic Anemia (37)
- Autoimmune Hepatitis (46)
- Autoimmune Inner Ear Disease (4)
- Autoimmune Lymphoproliferative Syndrome (11)
- Autoimmune Pancreatitis (14)
- Autoimmune Polyglandular Syndrome Type 1 (6)
- 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 (11)
- Autosomal Dominant Multiple Pterygium Syndrome (178)
- 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 (11)
- Autosomal Recessive Polycystic Kidney Disease (3)
- Autosomal Recessive Spastic Ataxia 4 (1)
- Autosomal Recessive Spastic Paraplegia Type 49 (1)
- Autosomal Recessive Spinocerebellar Ataxia 9 (1)
- Axenfeld-Rieger Syndrome (2)