2026 data ClinicalTrials.gov official source

Conditions: D

Compiled by PlainTrial Editorial, Clinical Trial Intelligence Editorial Team · January 1, 2026

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

1,173 conditions starting with "D"

Showing 751–800 of 1,173

Condition	Trials	Recruiting
Discordance in Lung Maturity in Diamniotic Twins	1	-
Discordant Cancers	1	1
Discordant Twin	1	1
Discrimination, Racial	3	3
Discriminatory Stress	1	-
Disease	2	1
Disease Attributes	3	-
Disease Course	1	-
Disease Crohn	1	1
Disease Management	2	1
Disease of Liver and Bile Duct	1	1
Disease or Disorder	1	1
Disease Prevention	2	-
Disease Progression	3	-
Disease Sickle Cell Anemia	1	1
Disease Susceptibility	1	-
Disease Transmission	1	-
Disease, Chronic	1	-
Disease, Eczematous Skin	1	-
Disease, Pulmonary	1	-
Disease-Free Survival	1	1
Diseases	1	1
Diseases Genetic, Genetic	1	-
Diseases Inborn, Skin	1	-
Diseases of Liver	1	-
Diseases of the Blood and Blood-Forming Organs and Certain Disorders Involving the Immune Mechanism (D50-D89)	1	1
Diseases of the Circulatory System	1	1
Diseases of the Ear and Mastoid Process	1	1
Diseases of the Eye and Adnexa	1	1
Diseases of the Nervous System	1	1
Diseases of the Respiratory System	1	1
Diseases/Diagnoses	1	-
Disinfection	1	1
Disinfection By-products	1	1
Disk, Herniated	1	1
Diskectomy	2	1
Dislocation, Hip	2	1
Dislocations	1	1
Dislodged Catheter	1	-
Disorder	1	1
Disorder of Aging	1	-
Disorder of Consciousness	3	2
Disorder of Glucose Regulation	1	-
Disorder of Lipid Storage and Metabolism	1	-
Disorder of Mitochondrial Respiratory Chain Complexes	1	1
Disorder of Pacing Function	1	-
Disorder of Prostheses and Implants	1	-
Disorder of Sex Development, 46,XY	1	1
Disorder of Sex Development, 46,Xy, Cbx2-Related	1	1
Disorder of Shoulder	1	-

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