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Exploratory study on molecular markers of drug resistance in EGFR mutant positive NSCLC treated with first-line third generation EGFR-TKI

Exploratory study on molecular markers of drug resistance in EGFR mutant positive NSCLC treated with first-line third generation EGFR-TKI

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300070432
Enrollment
Unknown
Registered
2023-04-12
Start date
2021-11-22
Completion date
Unknown
Last updated
2023-06-04

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

Conditions

Lung Cancer

Interventions

case series:None

Sponsors

Cancer Hospirtal Chinese Academy of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. The clinicopathological diagnosis was stage ?C and ? NSCLC; 2. NSCLC patients whose PS score was 0-2 and intended to receive first-line, third-generation EGFR-TKIs targeted therapy; 3. Adequate blood (required) or tumor tissue samples (recommended) can be provided before, after and during disease progression; 4. Complete clinical and pathological data, such as age, gender, smoking history, primary tumor site, differentiation degree, metastatic site, etc., and complete imaging and serological review as required; 5. Regular follow-up can be accepted, and relevant information such as treatment process, efficacy and prognosis can be provided.

Exclusion criteria

Exclusion criteria: 1. Currently participating in interventional clinical studies or receiving other drugs or using research instruments after being diagnosed with advanced lung cancer; 2. In the judgment of the investigator, the patient may have other factors that may interfere with the study results and lead to the termination of the study, such as other serious diseases or serious abnormalities in laboratory tests, or other family or social factors that may affect the safety of the subjects or the collection of test data and samples, or other potential risks that the investigator deems unsuitable for participating in the study.

Design outcomes

Primary

MeasureTime frame
Progression Free Survival;Overall Survival;Blood TMB Expression;

Secondary

MeasureTime frame
Objective Response Rate;ctDNA Dynamic Changes;

Countries

China

Contacts

Public ContactDuan Jianchun

Cancer Hospirtal Chinese Academy of Medical Sciences

duanjianchun79@163.com+86 13811259820

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026