A rare case of a pancreatic tumor in association with the syndrome of inappropriate antidiuretic hormone secretion.

The syndrome of inappropriate secretion of antidiuretic hormone (SIADH) is a well-known complication in malignancy, especially small cell carcinoma of the lung. However its association with pancreatic carcinoma is rare. To the best of our knowledge, only 9 cases have been reported in the literature. We present the case of a 90 year-old woman with pancreatic carcinoma who developed SIADH.