Clinical Trials by Condition: B
- B Cell Prolymphocytic Leukemia (16)
- B-cell Lymphoma (2,165)
- BAP1 Tumor Predisposition Syndrome (3)
- BK-virus Nephropathy (8)
- BRCA1 Hereditary Breast and Ovarian Cancer Syndrome (1)
- Babesiosis (1)
- Back Injuries (157)
- Back Pain (2,044)
- Bacteremia (356)
- Bacterial Infections (4,906)
- Bacterial Meningitis (146)
- Bacteriuria (62)
- Baetz-Greenwalt Syndrome (1)
- Bainbridge-Ropers Syndrome (1)
- Balanitis (3)
- Balanitis Xerotica Obliterans (1)
- Balkan Endemic Nephropathy (2)
- Balkan Nephropathy (2)
- Bankart Lesions (11)
- Bannayan-Riley-Ruvalcaba Syndrome (7)
- Bardet-Biedl Syndrome (9)
- Bardet-Biedl Syndrome 1 (9)
- Bardet-Biedl Syndrome 10 (9)
- Bardet-Biedl Syndrome 11 (9)
- Bardet-Biedl Syndrome 12 (9)
- Bardet-Biedl Syndrome 2 (9)
- Bare Lymphocyte Syndrome (3)
- Bare Lymphocyte Syndrome 2 (3)
- Baroreflex Failure (3)
- Barotrauma (36)
- Barrett Esophagus (260)
- Barth Syndrome (6)
- Bartonella Infections (3)
- Bartter Syndrome (4)
- Basal Cell Carcinoma, Multiple (5)
- Basal Cell Nevus Syndrome (36)
- Basal Ganglia Diseases (3,314)
- Basal Ganglia Hemorrhage (4)
- Becker Muscular Dystrophy (290)
- Beckwith-Wiedemann Syndrome (8)
- Behavior, Addictive (856)
- Behavioral Symptoms (7,413)
- Behavioral Variant of Frontotemporal Dementia (180)
- Behcet Syndrome (82)
- Behçet Disease (82)
- Bell Palsy (56)
- Benign Autosomal Dominant Myopathy (5)
- Benign Essential Blepharospasm (43)
- Benign Paroxysmal Positional Vertigo (38)
- Benign Rolandic Epilepsy (BRE) (2)
- Beriberi (23)
- Berylliosis (5)
- Beryllium Disease (5)
- Best Vitelliform Macular Dystrophy (6)
- Beta-Propeller Protein-Associated Neurodegeneration (1)
- Beta-galactosidase-1 Deficiency (17)
- Bethlem Myopathy (5)
- Biemond Syndrome (1)
- Bilateral Vestibulopathy (8)
- Bile Duct Cancer (609)
- Bile Duct Cysts (6)
- Bile Duct Diseases (689)
- Bile Duct Neoplasms (161)
- Bile Reflux (8)
- Biliary Atresia (39)
- Biliary Atresia Intrahepatic Syndromic Form (1)
- Biliary Dyskinesia (14)
- Biliary Fistula (8)
- Biliary Tract Cancer (1,171)
- Biliary Tract Diseases (1,320)
- Biliary Tract Neoplasms (425)
- Binge Drinking (46)
- Binge-Eating Disorder (246)
- Binswanger's Disease (2)
- Biotinidase Deficiency (4)
- Bipolar Disorder (1,301)
- Bipolar and Related Disorders (1,233)
- Bird Fancier's Lung (2)
- Birdshot Chorioretinopathy (2)
- Birt-Hogg-Dube Syndrome (6)
- Birth Injuries (26)
- Birth Weight (588)
- Bisphosphonate-Associated Osteonecrosis of the Jaw (10)
- Bites and Stings (57)
- Bites, Human (1)
- Bladder Exstrophy (11)
- Blast Crisis (389)
- Blast Injuries (14)
- Blastic Plasmacytoid Dendritic Cell (29)
- Blastocystis Infections (1)
- Blastomycosis (7)
- Blepharitis (52)
- Blepharoptosis (38)
- Blepharospasm (43)
- Blind Loop Syndrome (27)
- Blindness (239)
- Blister (133)
- Blood Coagulation Disorders (4,686)
- Blood Coagulation Disorders, Inherited (805)
- Blood Loss, Surgical (160)
- Blood Platelet Disorders (937)
- Blood Protein Disorders (2,958)
- Bloom Syndrome (1)
- Blue Rubber Bleb Nevus Syndrome (3)
- Body Dysmorphic Disorders (36)
- Body Temperature Changes (903)
- Body Weight (8,868)
- Body Weight Changes (1,806)
- Body-Weight Trajectory (9)
- Bohring-Opitz Syndrome (2)
- Bone Cysts (46)
- Bone Cysts, Aneurysmal (3)
- Bone Demineralization, Pathologic (7)
- Bone Diseases (5,194)
- Bone Diseases, Developmental (648)
- Bone Diseases, Endocrine (314)
- Bone Diseases, Infectious (428)
- Bone Diseases, Metabolic (1,554)
- Bone Malalignment (2)
- Bone Marrow Diseases (3,303)
- Bone Marrow Neoplasms (179)
- Bone Neoplasms (341)
- Bone Resorption (237)
- Borderline Personality Disorder (159)
- Bordetella Infections (202)
- Borrelia Infections (75)
- Botulism (20)
- Bowen's Disease (16)
- Brachial Plexus Neuritis (9)
- Brachial Plexus Neuropathies (24)
- Brachydactyly (2)
- Bradycardia (216)
- Brain Abscess (18)
- Brain Concussion (372)
- Brain Contusion (9)
- Brain Damage, Chronic (850)
- Brain Death (68)
- Brain Diseases (20,339)
- Brain Diseases, Metabolic (977)
- Brain Diseases, Metabolic, Inborn (821)
- Brain Edema (75)
- Brain Hemorrhage, Traumatic (10)
- Brain Infarction (657)
- Brain Injuries (2,678)
- Brain Injuries, Diffuse (6)
- Brain Injuries, Traumatic (1,404)
- Brain Injury, Chronic (29)
- Brain Ischemia (1,033)
- Brain Neoplasms (1,862)
- Brain Stem Infarctions (21)
- Brain Stem Neoplasms (19)
- Brain Tumor, Adult (284)
- Brain Tumor, Childhood (122)
- Breakthrough Pain (65)
- Breast Cancer Lymphedema (79)
- Breast Cancer, Male (277)
- Breast Carcinoma In Situ (265)
- Breast Cyst (5)
- Breast Diseases (8,422)
- Breast Neoplasms (10,500)
- Breast Neoplasms, Male (278)
- Breech Presentation (31)
- Brenner Tumor (72)
- Brenner Tumor of Ovary (54)
- Brittle Cornea Syndrome (1)
- Brittle Diabetes (8)
- Broken Heart Syndrome (41)
- Bronchial Adenomas/carcinoids Childhood (1)
- Bronchial Diseases (3,816)
- Bronchial Fistula (2)
- Bronchial Hyperreactivity (49)
- Bronchial Neoplasms (4,771)
- Bronchial Spasm (61)
- Bronchiectasis (245)
- Bronchiolitis (331)
- Bronchiolitis Obliterans (99)
- Bronchiolitis Obliterans Organizing Pneumonia (10)
- Bronchiolitis, Viral (40)
- Bronchitis (610)
- Bronchitis, Chronic (190)
- Bronchomalacia (2)
- Bronchopneumonia (3)
- Bronchopulmonary Dysplasia (240)
- Brown Syndrome (1)
- Brown-Sequard Syndrome (2)
- Brucellosis (39)
- Brugada Syndrome (36)
- Bruxism (55)
- Bubonic Plague (4)
- Budd-Chiari Syndrome (4)
- Buerger Disease (12)
- Bulbar Palsy, Progressive (1)
- Bulbo-Spinal Atrophy, X-Linked (11)
- Bulimia (266)
- Bulimia Nervosa (248)
- Bullous Pemphigoid (54)
- Bullying (28)
- Bundle-Branch Block (60)
- Bunion (76)
- Burkholderia Infections (14)
- Burkitt Lymphoma (619)
- Burning Mouth Syndrome (28)
- Burnout, Professional (95)
- Burnout, Psychological (249)
- Burns (799)
- Burns, Chemical (10)
- Burns, Electric (1)
- Bursitis (149)
- Buruli Ulcer (8)
- beta-Mannosidosis (1)
- beta-Thalassemia (221)