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EDWARD BUONOCORE, MD; THOMAS F. MEANEY, MD; PENN G. SKILLERN, MD; GEORGE CRILE, JR., MD

Arch Intern Med. 1965;116(6):824-827.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

THE DIAGNOSIS OF organic hypoglycemia due to an intraabdominal tumor usually can be made on the basis of clinical criteria. A high value of fasting plasma insulin may be helpful in differentiating a functioning islet-cell tumor of the pancreas from an intraabdominal fibrosarcoma, however, the value is normal in some patients with functioning β-cell tumor of the pancreas.¹ Even when the presence of hyperinsulinism has been determined, there remains the often difficult surgical problem of locating the functioning islet-cell tumor, particularly if the tumor is in the head of the pancreas. A method that demonstrates the presence and location of a functioning islet-cell tumor of the pancreas preoperatively would make the task of the surgeon much easier.

The purpose of this paper is to report a case of proved organic hypoglycemia in which a functioning islet-cell adenoma of the pancreas was preoperatively diagnosed and located by means of selective . . . [Full Text PDF of this Article]

Author Affiliations
CLEVELAND

From the departments of hospital radiology, endocrinology, and general surgery, the Cleveland Clinic Foundation, Cleveland.

Footnotes
Received for publication May 21, 1965; accepted May 27.

Reprint requests to Radiology Department, 2020 E 93rd St, Cleveland, Ohio 44106 (Dr. Buonocore).

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