Although HER2 expression appeared numerically enriched in KRAS -mutant tumors compared with other oncogenic subsets, these findings did not reach statistical significance and require validation in larger cohorts.
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Pre-clinical efficacy of trastuzumab deruxtecan plus sotorasib in <i>KRAS<sup>G12C</sup></i> -mutant non-small cell lung cancer and exploratory HER2 profiling in human tumors.
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The sotorasib-T-DXd combination showed a trend toward greater regressions in tumors with higher HER2 expression post-sotorasib, though these analyses were not powered to detect a difference due to limited sample size ( Figure 2C ).