Olaparib Monotherapy for Previously Treated Pancreatic Cancer With DNA Damage Repair Genetic Alterations Other Than Germline BRCA Variants

The subtype of pancreatic ductal adenocarcinoma cancer (PDAC) with DNA damage repair (DDR) deficiency from BRCA1/2 variants has a favorable prognosis and is sensitive to platinum analogues and poly-(adenosine diphosphate-ripose) polymerase (PARP) inhibition with olaparib. Approximately 10% to 20% of patients with PDAC have DDR genetic alterations other than germline BRCA variants. This population has been termed as having BRCAness. An...