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Clamp techniques in paediatrics: what have we learned?
1Children's Hospital of Pittsburgh, Weight Management and Wellness Center, and Division of Pediatric Endocrinology, Metabolism and Diabetes Mellitus, Pittsburgh, PA 15213, USA. Silva.Arslanian@chp.edu
Insights
Insulin resistance is rising in youth. This study details using clamp techniques to assess both insulin sensitivity and secretion in children, crucial for understanding glucose metabolism disorders.
Area of Science:
- Pediatric Endocrinology
- Metabolic Research
- Glucose Homeostasis
Background:
- Increasing prevalence of insulin resistance-associated conditions in youth, such as obesity, polycystic ovary syndrome, and type 2 diabetes mellitus.
- Insulin resistance is a key factor in glucose metabolism disorders and other pathologies.
- Comprehensive evaluation of glucose homeostasis requires assessing both insulin sensitivity and insulin secretion.
Purpose of the Study:
- To describe the paediatric experience with clamp techniques for evaluating insulin sensitivity and secretion.
- To highlight the importance of assessing both insulin sensitivity and secretion in pediatric glucose metabolism disorders.
Main Methods:
- Utilized the hyperinsulinaemic-euglycaemic clamp technique to assess in vivo insulin sensitivity.
- Employed the hyperglycaemic clamp technique to evaluate insulin secretion.
- Applied these clamp methods in a pediatric cohort.
Main Results:
- The clamp techniques provide a robust method for assessing insulin sensitivity and secretion in children.
- Paediatric data collection using these methods is feasible and informative.
- Detailed assessment of insulin dynamics is possible in the pediatric population.
Conclusions:
- Clamp techniques are essential for a thorough understanding of glucose homeostasis in children.
- Accurate assessment of insulin sensitivity and secretion is critical for managing pediatric metabolic conditions.
- Further application of these methods in pediatric research is warranted.
Abstract:
The marked increase in conditions associated with insulin resistance in youth, including obesity, polycystic ovary syndrome, type 2 diabetes mellitus etc., has prompted the need to assess insulin sensitivity in this age group. Even though insulin resistance plays an important role in disorders of glucose metabolism and other pathological conditions, both insulin sensitivity and insulin secretion should be determined for a comprehensive evaluation of glucose homeostasis disorders. Insulin sensitivity and secretion are intricately coupled with a delicate feedback mechanism governing their relationship. This article will delineate our paediatric experience with the clamp technique, the hyperinsulinaemic-euglycaemic clamp in assessing in vivo insulin sensitivity, and the hyperglycaemic clamp in assessing insulin secretion.
