A 67-year-old woman with recurrent hypoglycemia: non-islet cell tumour hypoglycemia

THE CASE: A 67-year-old woman was brought to hospital by her husband, who had found her sweaty and unresponsive in the morning. She was hypoglycemic, with a plasma glucose level of 1.2 mmol/L (normal range 3.8–6.1 mmol/L). After receiving dextrose intravenously, she regained consciousness and her