panitumumab
amgen,takeda
['biomarker', 'rectal', 'paradigm', 'colorectal']
paradigm - pts w/ ras wt left-sided met #colorectalcancer should receive first-line chemo with an anti-egfr antibody, confirms tumor sidedness as an effective biomarker (calgb80405), selects for a more sensitive clone in subsequent lines of therapy #asco22 
GI Medical Oncologist, Associate Professor of Medicine @Georgetown @RueschCenter @LombardiCancer, Ex-@SidwellFriends @Penn @KeckMedUSC keyboardist @BasementRiot