Laboratory testing is the diagnostic study of choice for Zollinger-Ellison syndrome. Serum gastrin measurements with calcium and especially with secretin challenge is the most important method of diagnosis.
Zollinger-Ellison syndrome diagnostic study of choice
Gastric dumping syndrome diagnostic study of choice
Milk-alkali syndrome diagnostic study of choice
Autoimmune pancreatitis diagnostic study of choice
Pyloric stenosis diagnostic study of choice
Lactose intolerance diagnostic study of choice
Zollinger-Ellison syndrome other imaging findings
Stomach cancer Diagnostic study of choice