Watch this brief video to learn about Zollinger-Ellison syndrome, its associations with duodenal gastrinoma, associated pathogenesis, clinical manifestations, lab findings and commonly given treatment. Timeline: 0:00 – Introduction to Zollinger-Ellison syndrome 0:21 – Gastrinoma (duodenal): overview 1:07 – Pathogenesis 1:26 – Clinical manifestations 2:20 – Laboratory findings 2:31 – Further clinical presentation 3:21 – Treatment 3:49 – Other points to consider