Gastric cancer is rare, but not as rare as we think. This makes screening and surveilling patients at high risk extremely important, but with no current guidelines available on how to do so, what steps can we take to make a difference in gastric cancer outcomes? To find out, Dr. Peter Buch speaks with Dr. Joo Ha Hwang, a Professor of Medicine at the Stanford University Medical Center who shares his insights on the early detection of gastrointestinal malignancies.