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The EGFR C797S mutation in TKI-naive NSCLC

Not Applicable
Conditions
on small cell lung cancer
Registration Number
JPRN-UMIN000029017
Lead Sponsor
Fukushima Medical University
Brief Summary

o concurrent C797S mutation with known EGFR gene mutation was identified. T790M mutation was identified in 12 patients (4.9%). ERBB2 or MET gene amplification was found in a few patients (0.0-0.4%). MDM2 gene amplification was associated with tumor recurrence and shorter progression free survival for first or second generation EGFR-TKIs.

Detailed Description

Not available

Recruitment & Eligibility

Status
Complete: follow-up complete
Sex
All
Target Recruitment
248
Inclusion Criteria

Not provided

Exclusion Criteria

EGFR-TKI administration before specimen collection

Study & Design

Study Type
Observational
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Frequency of EGFR-C797S mutation in EGFR TKI naive NSCLC
Secondary Outcome Measures
NameTimeMethod
EGFR-T790M mutation, allelic pattern of T790M and C797S mutation, clinicopathological features, HER2 amplification, and MET amplification
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