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Updated: Aug 23, 2025

Improving IV Insulin Administration in a Community Hospital
Published on: June 11, 2012
[Hypoglycaemia in patients without diabetes mellitus]
Lisanne F Spittuler1,2, Nalini N E Radhakishun3, Joella Hopman4
1Amphia ziekenhuis, afd. Interne Geneeskunde, Breda.
Diagnosing hypoglycemia involves recognizing symptoms, confirming low glucose, and assessing symptom relief upon normalization. A structured approach, including a diagnostic fasting test and measuring insulin and C-peptide, is crucial for identifying treatable causes.
Area of Science:
- Endocrinology
- Metabolic Disorders
- Clinical Diagnostics
Context:
- Hypoglycemia diagnosis requires a systematic approach.
- The Whipple triad is key for confirming hypoglycemia.
- Excluding common causes precedes specialized testing.
Purpose:
- To outline a structured diagnostic process for hypoglycemia.
- To emphasize the importance of the diagnostic fasting test.
- To guide the differentiation between endogenous and exogenous hyperinsulinism.
Summary:
- The diagnostic process involves symptom recognition, Whipple triad confirmation, exclusion of common causes, and a diagnostic fasting test.
- Measuring insulin and C-peptide during hypoglycemic episodes helps identify the cause.
- Prompt diagnosis of hypoglycemia is essential as underlying causes are often treatable.
Impact:
- Facilitates accurate and timely diagnosis of hypoglycemia.
- Enables targeted investigations for hyperinsulinism.
- Improves patient outcomes by identifying treatable causes of hypoglycemia.
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