Observational Study of circulating-tumor DNA in Patients with Gastrointestinal Cancer

Observational Study of circulating-tumor DNA in Patients with Gastrointestinal Cancer - Observational Study of circulating-tumor DNA in Patients with Gastrointestinal Cancer

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000042003

Enrollment

200

Registered

2020-10-05

Start date

2020-01-01

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

Esophageal cancer, Esophago-gastric junctional cancer, Gastric cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Esophageal cancer, esophago-gastric junction cancer, gastric cancer by clinical or histological diagnosis 2) Patients who plan to curative treatment 3) Age >= 20 year old. 4) Written informed consent obtained.

Exclusion criteria

Exclusion criteria: 1) Patients with double cancer (excluding early or superficial cancers which can be curatively resected by endoscopic treatment) 2) Any other patients who are regarded as inadequate for study enrollment by principal investigators.

Design outcomes

Primary

Measure	Time frame
Correlation between RFS and ctDNA in patients with gastrointestinal cancer who underwent curative treatment (R0/R1 resection).	—

Countries

Japan

Contacts

Public ContactDaisuke Kotani

National Cancer Center Hospital East Department of Gastroenterology and Gastrointestinal Oncology

dkotani@east.ncc.go.jp04-7133-1111

Outcome results