Islet cell tumors.

  title={Islet cell tumors.},
  author={Bruce E. Stabile},
  journal={The Gastroenterologist},
  volume={5 3},
Although quite rare, the islet cell tumors present an important challenge to the clinician because of their protean manifestations and potential lethality. Early diagnosis is essential and depends on recognition of the classic and variant clinical syndromes followed by confirmation of elevated peptide levels by radioimmunoassay. Medical control of the hormonal syndrome with agents such as diazoxide for insulinoma, omeprazole for gastrinoma, and octreotide for vipoma and glucagonoma allows an… CONTINUE READING