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Diagnosis of colorectal cancer by circulating tumor DNA

Diagnosis of colorectal cancer by circulating tumor DNA - Diagnosis of colorectal cancer by circulating tumor DNA

Status
Unknown
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000025983
Enrollment
600
Registered
2017-02-06
Start date
2017-02-06
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Colorectal cancer

Interventions

None listed

Sponsors

Wakayama Medical University, Second Department of Surgery
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: #1 diagnosed colorectal cancer by colonoscopy, computed tomography, and magnetic resonance imaging. #2 Age of patient is over 20 years old. #3 Informed consent can be obtained.

Exclusion criteria

Exclusion criteria: #1 Informed consent can not be obtained. #2 Doctor recognizes that patient is not suitable for this study.

Design outcomes

Primary

MeasureTime frame
The association between prognosis and circulating tumor DNA (p53, K-ras, B-raf, PIK3CA) and tumor DNA (p53, K-ras, B-raf, PIK3CA) in exosome before and after therapy including chemotherapy, chemoradiation therapy and surgery—

Countries

Japan

Contacts

Public ContactShozo Yokoyama

Wakayama Medical University Second Department of Surgery

yokoyama@wakayama-med.ac.jp073-441-0613

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026