COR2ED Medical Education: This podcast series consists of two episodes where expert oncologists Dr Sam Klempner (Massachusetts General Hospital, USA) and Dr Lizzy Smyth (Oxford University Hospitals NHS Foundation Trust, UK) discuss patient cases focusing on gastric and gastroesophageal junction cancer. 

In the second episode, Dr Klempner presents a case of a patient with advanced/metastatic gastric cancer.  The two experts discuss biomarker testing such as MMR, HER2, PD-1 and CLDN 18.2. They also discuss treatment options, CPS scoring and test selection plus recent clinical trial data that are practice changing.