Fig. 1

Computed tomography findings before and after treatment with alectinib. A computed tomography scan before treatment revealed (a) a solitary tumor in the lower lobe of the left lung and (b) a left adrenal metastasis (arrow). A computed tomography scan 3 months after commencing treatment revealed (c) a dramatic reduction in tumor size and (d) almost no presence of metastases in the left adrenal gland (arrow)