Annotation Detail

Information
Associated Genes
EGFR
Associated Variants
EGFR EXON 20 INSERTION
EGFR EXON 20 INSERTION
Associated Disease
lung adenocarcinoma
Source Database
CIViC Evidence
Description
In retrospective analysis of trials, afatinib conferred limited clinical benefit to patients with EGFR exon 20 insertion mutations (N=23). Only 2 patients had objective responses.
Variant Origin
somatic
Variant Origin
Somatic
Evidence URL
https://civic.genome.wustl.edu/links/evidence_items/1809
Gene URL
https://civic.genome.wustl.edu/links/genes/19
Variant URL
https://civic.genome.wustl.edu/links/variants/726
Rating
3
Evidence Type
Predictive
Disease
Lung Adenocarcinoma
Evidence Direction
Supports
Drug
Afatinib
Evidence Level
B
Clinical Significance
Resistance
Pubmed
26051236
Drugs
Drug NameSensitivitySupported
AfatinibResitance or Non-Reponsetrue