Fig. 1From: Re-challenging immune checkpoint inhibitor in a patient with advanced non-small cell lung cancer: a case reportRadiographic results before and after ICP inhibitors. The CT scan shows the primary lesion in the right upper lobe before the first-line ICP inhibitor (a), SD after 2Â months accompanied by alveolitis (c, d), and enlarged after 4Â months (b). After the failure of five lines of chemotherapy (e), the primary lesion responded to 3 cycles of nivolumab (f)Back to article page