Which of the following tests is not used in the diagnosis of insulinoma?
Correct Answer: Xylose test
Description: Ans. (b) Xylose testRef: Blumgart 5th edn- Page 936Tests for Insulinoma:* 72 hours Fasting Blood sugar and Insulin level (Gold Standard to diagnose)* Insulin: Glucose ratio >0.4 is consistent with insulinoma* Elevated Insulin Level (>5-10microunits/ml)* Increased Serum Pro insulin* Elevated C - Peptide levels* Absent Urinary or Plasma Sulfonyl urea's (to look for Drug induced hypoglycemic episodes)* IOC to localise preoperatively - Selective Venous Sampling after arterial Calcium infusion.* IOC to localise Intraoperatively - Intra OP USG
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Surgery
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