“…The PFS and OS of our two patients were 17 and 22 months for case 1 and 5 and 14 months for case 2, respectively. Among the above-mentioned six EGFR mutated NSCLC patients with CAIS, four cases of PFS were described in their reports, and median PFS of them was four months (2-10 months) (10,14,15). Overall survival was described in five patients, with their median OS being eight months (1-22 months) (10-12, 14, 15).…”