Work up: CT CAP with IV and oral contrast EGD with biopsy Endoscopic Ultrasound (EUS) If no M1 unresectable disease Bronchoscopy for tumors at/above the carina to rule out fistula PET/CT scan Consider staging laparoscopy: To assess peritoneal metastases (mostly in signet ring histology) At least 15 LNs need to be removed during surgery Biomarker testing: MSI/MMR in all newly diagnosed patients PD-L1 in all newly diagnosed patients HER-2 if advanced/metastatic adenocarcinoma i

Screening (American Cancer Society): Average Risk: 40 - 44 years old: have the option to start screening with a mammogram every year. 45 - 54 years old: should get mammograms every year. 55 and older: Can switch to a mammogram every other year, or they can choose to continue yearly mammograms. Screening should continue as long as a woman is in good health and is expected to live at least 10 more years. High Risk: Definition: Women with lifetime risk of breast cancer of 20% or