CC BY-NC-ND 4.0 · South Asian J Cancer 2017; 06(04): 179-185
DOI: 10.4103/sajc.sajc_209_17
Letter to the Editor

Good response to erlotinib in a patient after progression on osimertinib: A rare case of spatiotemporal T790M heterogeneity in a patient with epidermal growth factor receptor-mutant nonsmall cell lung cancer

Venkata Pradeep Babu Koyyala
Department of Medical Oncology, Rajiv Gandhi Cancer Institute and Research Centre, New Delhi, India
,
Ullas Batra
Department of Medical Oncology, Rajiv Gandhi Cancer Institute and Research Centre, New Delhi, India
,
Parveen Jain
Department of Medical Oncology, Rajiv Gandhi Cancer Institute and Research Centre, New Delhi, India
,
Mansi Sharma
Department of Medical Oncology, Rajiv Gandhi Cancer Institute and Research Centre, New Delhi, India
,
Pankaj Goyal
Department of Medical Oncology, Rajiv Gandhi Cancer Institute and Research Centre, New Delhi, India
,
Kshitiz Domadia
Department of Medical Oncology, Rajiv Gandhi Cancer Institute and Research Centre, New Delhi, India
,
Sneha Botra
Department of Medical Oncology, Rajiv Gandhi Cancer Institute and Research Centre, New Delhi, India
› Author Affiliations
Source of Support: Nill.


Publication History

Article published online:
22 December 2020

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  • References

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  • 2 Maheswaran S, Sequist LV, Nagrath S, Ulkus L, Brannigan B, Collura CV, et al. Detection of mutations in EGFR in circulating lung-cancer cells. N Engl J Med 2008;359:366-77.
  • 3 Su KY, Chen HY, Li KC, Kuo ML, Yang JC, Chan WK, et al. Pretreatment epidermal growth factor receptor (EGFR) T790M mutation predicts shorter EGFR tyrosine kinase inhibitor response duration in patients with non-small-cell lung cancer. J Clin Oncol 2012;30:433-40.