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Sick-day management in type 1 diabetes — SCE Endocrinology MCQ

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EasyDiabetesSick-day management in type 1 diabetesSCE Endocrinology

A 23-year-old man with type 1 diabetes develops diarrhoea and vomiting. Glucose is 9.8 mmol/L and capillary ketones are 2.1 mmol/L. He has omitted basal insulin because he is not eating. What is the most appropriate advice?

Educational content. Not a substitute for clinical judgement or local policy.

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Correct answer: DContinue basal insulin, take correction insulin and increase monitoring

During illness, basal insulin should continue even if food intake is reduced, with ketone monitoring and correction insulin as needed. Stopping insulin promotes ketosis and DKA. Euglycaemic or modest-glucose ketosis can occur, so ketones matter as much as glucose.

Reference: NICE NG17; JBDS DKA Guideline