Malignant Neoplasm of Unknown Primary — Trials

Malignant Neoplasm of Unknown Primary — Trials · CancerIndex

Clinical trials

Registered studies

14,260 studies whose conditions map to this entity or one of its descendants. Status and phase are as posted on ClinicalTrials.gov. 50 studies per page.

Active: 4,163
Recruiting: 2,261
Ph III recruiting: 270
Growth YoY: +12.5%
Industry share: 23%
Top sponsor: National Cancer Institute (NCI)
Termination share: 35.4%

Computedformula ci-trial-intel-v1 · interventional studies · entity + NCIt descendants · hover a figure for its formulaCompare cancers Terminated studies (1,895)

clinicaltrialsPublishedShowing 201–250 of 1,963 studies matching the filters · status and phase as posted by the registrant; each row links to the study record.

NCT	Title	Status	Phase	Enrollment (n)	Sponsor	Countries	Last update	Source
NCT07660627	Determining Minimal Residual Disease Using ctDNA Deep Sequencing(CIT-SEQ)	recruiting	N/A	34	Masaryk Memorial Cancer InstituteOTHER	1	Jun 24, 2026	clinicaltrials
NCT02156739	Contrast-enhanced MRI in Detecting Benign and Malignant Liver Lesions	active not recruiting	N/A	100	M.D. Anderson Cancer CenterOTHER	1	Jun 23, 2026	clinicaltrials