31 Oct Circulating Tumour DNA (CtDNA) Clearance Predicts Better Osimertinib Treatment Outcomes (PLASMA Study)
In this phase 2 study, patients with advanced NSCLC harbouring sensitizing EGFR and T790M mutations in plasma at progression from ≥one 1G/2G TKI were treated with 80 mg of Osimertinib daily until progression. During the treatment, ctDNA clearance at Cycle 3 (C3) showed improved PFS...