A next-generation sequencing (NGS) analysis of the tumor biopsy specimen revealed a novel EGFR-SEPTIN14 rearrangement...the patient underwent treatment with orally administered icotinib (125 mg/twice daily) in February 2016. After 1 month, a chest CT scan showed a decrease in tumor size (Fig. 1B). According to the Response Evaluation Criteria in Solid Tumors guidelines, the patient was considered to have a partial response to icotinib...the disease has remained stable and the patient has been continuing treatment with icotinib.