Clinical Trials by Condition: B
- B Cell Prolymphocytic Leukemia (17)
- B-cell Lymphoma (2,600)
- BAP1 Tumor Predisposition Syndrome (6)
- BK-virus Nephropathy (9)
- BRCA1 Hereditary Breast and Ovarian Cancer Syndrome (1)
- Babesiosis (2)
- Back Injuries (209)
- Back Pain (2,754)
- Bacteremia (404)
- Bacterial Infections (7,094)
- Bacterial Infections and Mycoses (7,017)
- Bacterial Meningitis (156)
- Bacteriuria (70)
- Baetz-Greenwalt Syndrome (1)
- Bainbridge-Ropers Syndrome (1)
- Balanitis (3)
- Balanitis Xerotica Obliterans (1)
- Balkan Endemic Nephropathy (2)
- Balkan Nephropathy (2)
- Bankart Lesions (14)
- Bannayan-Riley-Ruvalcaba Syndrome (8)
- Banti's Syndrome (1)
- Bardet-Biedl Syndrome (14)
- Bardet-Biedl Syndrome 1 (14)
- Bardet-Biedl Syndrome 10 (14)
- Bardet-Biedl Syndrome 11 (14)
- Bardet-Biedl Syndrome 12 (14)
- Bardet-Biedl Syndrome 2 (14)
- Bare Lymphocyte Syndrome (3)
- Bare Lymphocyte Syndrome 2 (3)
- Baroreflex Failure (3)
- Barotrauma (47)
- Barrett Esophagus (294)
- Barth Syndrome (8)
- Bartonella Infections (3)
- Bartter Syndrome (4)
- Basal Cell Carcinoma, Multiple (6)
- Basal Cell Nevus Syndrome (37)
- Basal Ganglia Diseases (4,155)
- Basal Ganglia Hemorrhage (6)
- Becker Muscular Dystrophy (368)
- Beckwith-Wiedemann Syndrome (9)
- Behavior, Addictive (1,093)
- Behavioral Symptoms (9,615)
- Behavioral Variant of Frontotemporal Dementia (248)
- Behcet Syndrome (97)
- Behçet Disease (97)
- Bell Palsy (85)
- Benign Autosomal Dominant Myopathy (5)
- Benign Essential Blepharospasm (48)
- Benign Paroxysmal Positional Vertigo (57)
- Benign Rolandic Epilepsy (BRE) (2)
- Beriberi (27)
- Berylliosis (5)
- Beryllium Disease (5)
- Best Vitelliform Macular Dystrophy (8)
- Beta Ketothiolase Deficiency (1)
- Beta-Propeller Protein-Associated Neurodegeneration (2)
- Beta-galactosidase-1 Deficiency (18)
- Bethlem Myopathy (5)
- Bezoars (1)
- Bicuspid Aortic Valve Disease (52)
- Biemond Syndrome (1)
- Bietti Crystalline Corneoretinal Dystrophy (7)
- Bilateral Vestibulopathy (17)
- Bile Duct Cancer (790)
- Bile Duct Cysts (10)
- Bile Duct Diseases (852)
- Bile Duct Neoplasms (194)
- Bile Reflux (11)
- Biliary Atresia (52)
- Biliary Atresia Intrahepatic Syndromic Form (1)
- Biliary Dyskinesia (16)
- Biliary Fistula (11)
- Biliary Tract Cancer (359)
- Biliary Tract Diseases (1,680)
- Biliary Tract Neoplasms (558)
- Binge Drinking (58)
- Binge-Eating Disorder (239)
- Binswanger's Disease (3)
- Biotin-thiamine-responsive Basal Ganglia Disease (1)
- Biotinidase Deficiency (5)
- Bipolar Disorder (1,436)
- Bipolar and Related Disorders (1,359)
- Bird Fancier's Lung (2)
- Birdshot Chorioretinopathy (3)
- Birt-Hogg-Dube Syndrome (7)
- Birth Injuries (39)
- Birth Weight (663)
- Bisphosphonate-Associated Osteonecrosis of the Jaw (11)
- Bites and Stings (68)
- Bites, Human (1)
- Bladder Exstrophy (13)
- Blast Crisis (394)
- Blast Injuries (16)
- Blastic Plasmacytoid Dendritic Cell (33)
- Blastocystis Infections (4)
- Blastomycosis (8)
- Blepharitis (62)
- Blepharoptosis (48)
- Blepharospasm (48)
- Blind Loop Syndrome (33)
- Blindness (286)
- Blindness, Cortical (2)
- Blister (104)
- Blood Coagulation Disorders (5,576)
- Blood Coagulation Disorders, Inherited (939)
- Blood Loss, Surgical (200)
- Blood Platelet Disorders (1,174)
- Blood Protein Disorders (3,465)
- Blood-Borne Infections (8,066)
- Bloom Syndrome (1)
- Blount Disease (1)
- Blue Rubber Bleb Nevus Syndrome (3)
- Body Dysmorphic Disorders (45)
- Body Temperature Changes (1,148)
- Body Weight (10,769)
- Body Weight Changes (2,185)
- Body-Weight Trajectory (12)
- Bohring-Opitz Syndrome (2)
- Bone Cysts (56)
- Bone Cysts, Aneurysmal (5)
- Bone Demineralization, Pathologic (7)
- Bone Diseases (6,525)
- Bone Diseases, Developmental (747)
- Bone Diseases, Endocrine (345)
- Bone Diseases, Infectious (735)
- Bone Diseases, Metabolic (1,800)
- Bone Malalignment (5)
- Bone Marrow Diseases (3,788)
- Bone Marrow Failure Disorders (404)
- Bone Marrow Neoplasms (216)
- Bone Neoplasms (446)
- Bone Resorption (318)
- Borderline Personality Disorder (200)
- Bordetella Infections (217)
- Borrelia Infections (93)
- Botulism (21)
- Bowen's Disease (19)
- Brachial Plexus Neuritis (10)
- Brachial Plexus Neuropathies (31)
- Brachydactyly (2)
- Bradycardia (263)
- Brain Abscess (19)
- Brain Concussion (502)
- Brain Contusion (9)
- Brain Damage, Chronic (1,250)
- Brain Death (79)
- Brain Diseases (26,371)
- Brain Diseases, Metabolic (1,206)
- Brain Diseases, Metabolic, Inborn (1,010)
- Brain Dopamine-serotonin Vesicular Transport Disease (1)
- Brain Edema (96)
- Brain Hemorrhage, Traumatic (11)
- Brain Infarction (912)
- Brain Injuries (3,534)
- Brain Injuries, Diffuse (6)
- Brain Injuries, Traumatic (1,724)
- Brain Injury, Chronic (39)
- Brain Ischemia (1,343)
- Brain Neoplasms (2,512)
- Brain Stem Infarctions (32)
- Brain Stem Neoplasms (116)
- Brain Tumor, Adult (290)
- Brain Tumor, Childhood (136)
- Breakthrough Pain (69)
- Breast Cancer Lymphedema (114)
- Breast Cancer, Male (278)
- Breast Carcinoma In Situ (297)
- Breast Cyst (5)
- Breast Diseases (10,235)
- Breast Neoplasms (12,764)
- Breast Neoplasms, Male (279)
- Breech Presentation (34)
- Brenner Tumor (72)
- Brenner Tumor of Ovary (54)
- Brief, Resolved, Unexplained Event (7)
- Brittle Cornea Syndrome (1)
- Brittle Diabetes (9)
- Broken Heart Syndrome (47)
- Bronchial Adenomas/carcinoids Childhood (1)
- Bronchial Diseases (4,339)
- Bronchial Fistula (2)
- Bronchial Hyperreactivity (52)
- Bronchial Neoplasms (5,803)
- Bronchial Spasm (67)
- Bronchiectasis (308)
- Bronchiolitis (370)
- Bronchiolitis Obliterans (105)
- Bronchiolitis Obliterans Organizing Pneumonia (11)
- Bronchiolitis, Viral (44)
- Bronchitis (673)
- Bronchitis, Chronic (206)
- Bronchomalacia (15)
- Bronchopneumonia (3)
- Bronchopulmonary Dysplasia (290)
- Brown Syndrome (1)
- Brown-Sequard Syndrome (2)
- Brucellosis (55)
- Brugada Syndrome (46)
- Bruxism (85)
- Bubonic Plague (3)
- Budd-Chiari Syndrome (8)
- Buerger Disease (16)
- Bulbar Palsy, Progressive (1)
- Bulbo-Spinal Atrophy, X-Linked (20)
- Bulimia (327)
- Bulimia Nervosa (309)
- Bullous Pemphigoid (66)
- Bullying (42)
- Bundle-Branch Block (80)
- Bunion (101)
- Burkholderia Infections (15)
- Burkitt Lymphoma (634)
- Burning Mouth Syndrome (36)
- Burnout, Professional (159)
- Burnout, Psychological (435)
- Burns (976)
- Burns, Chemical (10)
- Burns, Electric (2)
- Bursitis (241)
- Buruli Ulcer (9)
- beta-Mannosidosis (1)
- beta-Thalassemia (270)