About Zollinger-Ellison Syndrome. Zollinger-Ellison syndrome is a rare disorder that occurs when one or more tumors form in the pancreas and duodenum.The tumors, called gastrinomas, release large amounts of gastrin that cause the stomach to produce large amounts of acid.ollinger-Ellison Syndrome. A group of symptoms that occur when a tumor called a gastrinoma forms. The tumor, which can be cancerous, releases large amounts of the hormone called gastrin. The gastrin causes too much acid in the duodenum, resulting in ulcers, bleeding, and perforation. PubMed Health Glossary.
Straight Talk is part of the TracFone wireless family and offers a large selection of prepaid phones exclusively through Walmart.
With Straight Talkâs Bring Your Own Phone program, you can get Straight Talk service on your current phone as long as it is compatible with our BYOP program. Compatible phones include: GSM Unlocked phones, AT&T Compatible phones, T-Mobile Compatible phones, Sprint Compatible Phones, and some other CDMA Technology Compatible phones.