PMC9682147_01
Treatment timeline. CR, complete response; SD, stable disease; PD, progression disease; PR, partial response; LNs, lymph nodes; RT, radiotherapy; SBRT, stereotactic body radiotherapy.
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The treatment timeline is shown in  Figure 1 .
Radiological evaluation at baseline (A1 and B1), 1 (A2 and B2), and 3 (A3 and B3) months from start of alectinib therapy demonstrating an ongoing partial response in the pulmonary and brain metastases.
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CT and MR scans showed radiological partial response at 1 and 3 months on treatment ( Figure 2 ).