panitumumab,irinotecan,cetuximab
amgen,eli lilly
['crc,(-ccrcc),(-tbcrc049),(-mccrcc),(-mbcrc)']
scrum-japan gozila study prevalence of neoras wt (conversion of ras mt ras wt #mcrc after tx) 19% (91/478) overall by guardant360 #ctdna w/lower freq w/orig kras exon 2 but higher freq w/absence of liver/lymph node mets. 1/6 neoras wt responded w/anti-egfr #asco23 
Medical oncologist and researcher in gastrointestinal and genitourinary cancers @CedarsSinai. Hematology/Oncology fellowship @cityofhope