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 stage IV lung adenocarcinoma patients (n=2) harboring EGFR inframe exon 20 insertion mutation, EGFR exon 20 insertion was associated with progressive disease after 1 and 3 months of erlotinib monotherapy, respectively; both patients were previously treated with standard chemotherapy.
Variant Origin
somatic
Variant Origin
Somatic
Evidence URL
https://civic.genome.wustl.edu/links/evidence_items/4650
Gene URL
https://civic.genome.wustl.edu/links/genes/19
Variant URL
https://civic.genome.wustl.edu/links/variants/726
Evidence Type
Predictive
Disease
Lung Adenocarcinoma
Evidence Direction
Supports
Drug
Erlotinib
Evidence Level
C
Clinical Significance
Resistance
Pubmed
22895145
Drugs
Drug NameSensitivitySupported
ErlotinibResitance or Non-Reponsetrue