Prospective observational study of EGFR mutation allele frequency using Cell free DNA

Prospective observational study of EGFR mutation allele frequency using Cell free DNA - EGFR mutation allele frequency study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000036149

Enrollment

Registered

2019-03-13

Start date

2019-03-13

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

non small cell lung cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients with L858R mutation 2. Patients with unresectable or relapsing non small cell lung cancer 3. Patients over 20 years old at consent acquisition date 4. Patients receiving afatinib 5. Patients who can provide blood samples 6. Patients who agreed to participate in this study in writing

Exclusion criteria

Exclusion criteria: 1. Patients with interstitial pneumonia 2. Patients with serious complications 3. Patients with a history of serious hypersensitivity 4. Patients who are judged inappropriate to participate in this study by the research director or research contributor

Design outcomes

Primary

Measure	Time frame
Changes in EGFR mutation allele frequency	—

Countries

Japan

Contacts

Public ContactDaisuke Akahori

Hamamatsu University School of Medicine Second division, Depertment of Internal Medicine

dakahori@hama-med.ac.jp053-435-2263

Outcome results