Would you risk offering alpelisib or everolimus to a patient with metastatic ER+ HER2- breast CA with Type 1 DM?  

PIK3CA and ESR1 mutations on NGS without other targets and who has progressed on CDK 4/6 & AI and several single agent chemotherapies.  Aside from support from an endocrinologist, what additional precautions would you take?



Answer from: Medical Oncologist at Academic Institution