Refractory response to entrectinib for ROS-1 rearranged NSCLC with concurrent de novo TP53 mutation showing good response to CNS lesion, but poor duration of response: A case report.

Abstract excerpt

Entrectinib, a ROS-1 inhibitor, has been shown to be effective for patients with ROS-1 fused NSCLC, and has been established as the standard of care for this population. Entrectinib has been shown to achieve a better response to brain metastasis due to the characteristic of the drug having a weak interaction with P-glycoprotein and, even in prospective studies, the intracranial response is higher. Patients have...

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