Publication
Effectiveness of tyrosine kinase inhibitors on "uncommon" epidermal growth factor receptor mutations of unknown clinical significance in non-small cell lung cancer.
Authors not recorded
- Source
- PubMed
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CIVIC-20260908-000001
Abstract
Abstract (excerpt)
Only the opening of the abstract is shown; abstract text may carry publisher copyright.
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Linked entities
Linked entities (22)
How each link was made (MeSH, dictionary, registry reference, curation…) and whether it has been validated. Candidate links are not counted in entity statistics.
Validated 22
- cancerLung Non-Small Cell Carcinomacivic_curation1.00
- drugErlotinibcivic_curation1.00
- drugGefitinibcivic_curation1.00
- geneEGFRcivic_curation1.00
- variantEGFR Exon 19 Deletioncivic_curation1.00
- variantEGFR G719civic_curation1.00
- variantEGFR G719Dcivic_curation1.00
- variantEGFR K806Ecivic_curation1.00
- variantEGFR L747Pcivic_curation1.00
- variantEGFR L838Pcivic_curation1.00
- variantEGFR L858Rcivic_curation1.00
- variantEGFR L861civic_curation1.00
- variantEGFR L861Qcivic_curation1.00
- variantEGFR L861Rcivic_curation1.00
- variantEGFR N826Ycivic_curation1.00
- variantEGFR N842Scivic_curation1.00
- variantEGFR Rare Exon 18-21 Mutationcivic_curation1.00
- variantEGFR T847Icivic_curation1.00
- variantEGFR V774Acivic_curation1.00
- variantEGFR V774Mcivic_curation1.00
- variantEGFR V834Icivic_curation1.00
- variantEGFR V851Icivic_curation1.00
Curated evidence
Evidence citing this paper (24)
- Source
- CIViC — Clinical Interpretation of Variants in Cancer
- Dataset
- CIViC evidence items
- Version
- civic-2026-09-08
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Evidence
- expert curation
- License
- CC0 1.0
- PMID
- 21531810
- Run
- ING-CIVIC-20260908-000001
| Therapy | Cancer | Type | Level | Direction · significance | Rating (1–5) | Status | Evidence | Source |
|---|---|---|---|---|---|---|---|---|
| EGFR E709_T710>D1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | 2 | submitted | EID3793In a study, 2 participants with stage IV lung adenocarcinoma were sequenced at EGFR exons 18 to 21. Both patients were found to have DelE709-T710 insD mutation and were treated with the 1st generatio… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR G7191 | ||||||||
| Erlotinib + GefitinibSubstitutes | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | B | Supports Sensitivity Response | 3 | accepted | EID4189EGFR G719 mutations have been associated with increased sensitivity to first generation EGFR tyrosine kinase inhibitors, including erlotinib and gefitinib. In a study of patients treated with erlotini… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR G719A2 | ||||||||
| Erlotinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | 3 | submitted | EID41943 patients with stage IV non small cell lung adenocarcinoma with G719A mutation were given erlotinib. 1 patient was alive at end of study with progression free survival (PFS) of 27.2 months and overal… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | 2 | submitted | EID41933 patients with stage IV non small cell lung adenocarcinoma with G719A mutation were given gefitinib. The study reported progression free survival of 33.2, 5.8 and 0.2 months, and overall survival of … (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR G719D1 | ||||||||
| Erlotinib + GefitinibSubstitutes | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | 3 | accepted | EID4210In a study, 2 participants with stage IV lung adenocarcinoma were sequenced at EGFR exons 18 to 21. Both patients were found to have G719D mutation and were treated with the 1st generation TKIs gefiti… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR K806E1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Does Not Support Sensitivity Response | 2 | accepted | EID4239In a study, 1 participant with stage IIIB lung adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have K806E mutation, and was treated with the 1st generation TKI gefitinib. The pati… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR L747P1 | ||||||||
| Erlotinib + GefitinibSubstitutes | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Does Not Support Sensitivity Response | 2 | accepted | EID4220In a study, 2 participants with stage IV adenocarcinoma were sequenced at EGFR exons 18 to 21. Both patients were found to have L747P mutation and were treated with the 1st generation TKIs gefitinib … (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR L838P1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | 3 | accepted | EID4252In a study, 1 participant with stage IV lung adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have L838P mutation, and was treated with the 1st generation TKI gefitinib. The patien… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR Exon 19 Deletion + EGFR L858R1 | ||||||||
| Erlotinib + GefitinibSubstitutes | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | B | Supports Sensitivity Response | 4 | accepted | EID4759In a study of 1261 non-small cell lung cancer patients, 49.8% of the analyzed tumors had EGFR mutations including deletions in exon 19 (n=258), L858R (n=260), T790M (n=6) and insertions or duplication… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR L8611 | ||||||||
| Erlotinib + GefitinibSubstitutes | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | B | Supports Sensitivity Response | 3 | accepted | EID4298EGFR L861 mutations have been associated with increased sensitivity to first generation EGFR tyrosine kinase inhibitors, including erlotinib and gefitinib. In a study of patients treated with erlotini… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR L861Q2 | ||||||||
| Erlotinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | — | submitted | EID4514In a study of 1261 non-small cell lung cancer patients, 49.8% of the analyzed tumors had EGFR mutations including deletions in exon 19 (n=258), L858R (n=260), T790M (n=6) and insertions or duplication… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | 3 | accepted | EID3802In a study, a group of 6 participants, 5 with stage IV and one with stage IIIB lung adenocarcinoma, were sequenced at EGFR exons 18 to 21. All patients had L861Q mutation and were treated with the 1st… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR L861R1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | 3 | accepted | EID4669In a study, 1 participant with stage IV lung adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have L861R mutation, and was treated with the 1st generation TKI gefitinib. The patien… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR N826Y1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Does Not Support Sensitivity Response | 2 | accepted | EID4244In a study, 1 participant with stage IV lung adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have N826Y mutation, and was treated with the 1st generation TKI gefitinib. The patien… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR N842S1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Does Not Support Sensitivity Response | 2 | accepted | EID4256In a study, 1 participant with stage IV lung adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have N842S mutation, and was treated with the 1st generation TKI gefitinib. The patien… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR Rare Exon 18-21 Mutation2 | ||||||||
| Erlotinib + GefitinibSubstitutes | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | B | Supports Sensitivity Response | 4 | accepted | EID4755In a cohort of NSCLC patients treated with tyrosine kinase inhibitors erlotinib or gefitinib, 61 patients with uncommon mutations of unknown clinical significance (UMUCS) in EGFR exons 18-21 responded… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| 〃 | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | B | Does Not Support Sensitivity Response | 2 | accepted | EID4762In a cohort of NSCLC patients tested for mutation in EGFR exons 18-21 a subset had uncommon mutations of unknown clinical significance (UMUCS). The most commonly occurring UMUCS were G719 and L861 mut… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR S784F1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Does Not Support Sensitivity Response | 3 | submitted | EID4235In a study, 1 participant with stage IV lung adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have S784F mutation, and was treated with the 1st generation TKI gefitinib. The patien… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR T847I1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Does Not Support Sensitivity Response | 2 | accepted | EID4260In a study, 1 participant with stage IIIB lung adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have T847I mutation, and was treated with the 1st generation TKI gefitinib. The pati… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR V742A1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Does Not Support Sensitivity Response | 2 | submitted | EID4214In a study, 1 participant with stage IV adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have V742A mutation, and was treated with the 1st generation TKI gefitinib. The patient (M,… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR V774A1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | 3 | accepted | EID4226In a study, 1 participant with stage IV adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have V774A mutation, and was treated with the 1st generation TKI gefitinib. The patient (F,… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR V774M1 | ||||||||
| Erlotinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Does Not Support Sensitivity Response | 2 | accepted | EID4231In a study, 1 participant with stage IV squamous cell lung carcinoma was sequenced at EGFR exons 18 to 21 and was found to have V774M mutation, and was treated with the 1st generation TKI erlotinib. T… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR V834I1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Supports Sensitivity Response | 3 | accepted | EID4248In a study, 1 participant with stage IIIB lung adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have V834I mutation, and was treated with the 1st generation TKI gefitinib. The pati… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |
| EGFR V851I1 | ||||||||
| Gefitinib | Lung Non-Small Cell CarcinomaCURATED_BROADER | Predictive | C | Does Not Support Sensitivity Response | 2 | accepted | EID4264In a study, 1 participant with stage IV lung adenocarcinoma was sequenced at EGFR exons 18 to 21 and was found to have V851I mutation, and was treated with the 1st generation TKI gefitinib. The patien… (full text at CIViC) PMID 21531810 · Wu et al., 2011 · Open in CIViC | civic |