2026 data ClinicalTrials.gov official source

Conditions: C

Every condition beginning with C that has a registered US clinical trial, with how many studies cover each.

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2,928 conditions starting with "C"

Showing 2,301–2,350 of 2,928

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Condition Trials
Conduct Disorder 12
Conduct Problems 1
Conduction Defect 1
Conductive and Sensori-neural Hearing Loss in the Same Ear 1
Conductive Hearing Loss 2
Condyloma 1
Condylomata Acuminata 4
Cone Dystrophy 2
Cone-Beam Computed Tomography 1
Cone-Rod Degeneration 1
Cone-Rod Disease 1
Cone-Rod Dystrophy 5
Confidence 1
Confidence, Self 1
Conflict 2
Conflict Resolution 1
Confusion 2
Congenital Abnormalities 6
Congenital Abnormality 1
Congenital Adrenal Hyperplasia 9
Congenital Adrenal Hyperplasia (CAH) 2
Congenital Amegakaryocytic Thrombocytopenia 1
Congenital Amputation of Lower Limb 1
Congenital Amputation of Upper Limb 1
Congenital Anomaly 2
Congenital Anomaly, Male Genitalia 1
Congenital Antithrombin Deficiency 1
Congenital Aortic Anomaly 1
Congenital Athymia 2
Congenital Bleeding Disorder 9
Congenital Bone Marrow Failure Syndromes 2
Congenital Cardiac Defect 1
Congenital Cardiomyopathy 1
Congenital Central Hypoventilation 1
Congenital Central Hypoventilation Syndrome 3
Congenital Cmv 1
Congenital CMV Infection 1
Congenital Coloboma of the Optic Nerve 1
Congenital Cystic Adenomatoid Malformation 1
Congenital Cytomegaloviral (CMV) Disease 1
Congenital Cytomegalovirus Infection 1
Congenital Defects 1
Congenital Diaphragmatic Hernia 23
Congenital Diaphragmatic Hernias 1
Congenital Disorders 5
Congenital Disorders of Glycosylation 2
Congenital Dyserythropoietic Anemia (CDA) 1
Congenital Erythropoietic Porphyria (CEP) 1
Congenital Fiber Type Disproportion 1
Congenital Fibrinogen Deficiency 1

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Data sourced from official public datasets. See our methodology for details.