Laparoscopic Spleen-preserving Distal Pancreatectomy for Insulinoma: Rapid Glycemic Resolution in a 44-year-old Male: A Case Report

Abstract

tremors, most notably occurring when he skipped meals.His symptoms were initially resolved with food, but in the recent few months, the patient needed dextrose infusion.Capillary blood glucose measured during one such episode was 35 mg/dL.A supervised 72-hour fast confirmed endogenous hyperinsulinemia, with elevated insulin (12 U/mL), C-peptide (2.1 ng/mL), and proinsulin levels.A contrast-enhanced CT scan revealed a 2.5 cm hypervascular mass located in the tail of the pancreas.The lesion exhibited early arterial enhancement with subsequent washout during the portal venous phase, a characteristic imaging feature of insulinoma case descrIptIonA 44-year-old man referred to our division with a 6-month history of intermittent episodes of dizziness, confusion, sweating, and 1,

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