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tolbutamide test

 

Definition: a test to detect insulin-producing tumors; after a 1-g intravenous dose of tolbutamide, plasma insulin and glucose are measured at intervals up to 3 hours; higher insulin responses and lower glucose values characterize patients with such tumors.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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