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Dynamic Methods for Childhood Hypoglycemia Phenotyping: A Narrative Review
Alessandro Rossi1,2, Martijn G S Rutten3, Theo H van Dijk4
1Section of Metabolic Diseases, Beatrix Children's Hospital, University of Groningen, University Medical Center Groningen, Groningen, Netherlands.
Frontiers in Endocrinology
|July 5, 2022
Summary
Investigating childhood hypoglycemia requires dynamic methods to assess glucose regulation. These techniques aid in diagnosing metabolic disorders and preventing severe neurological complications.
Area of Science:
- Pediatric Endocrinology
- Metabolic Disorders
- Diagnostic Techniques
Background:
- Hypoglycemia in children is a metabolic emergency stemming from glucose regulatory defects.
- It can cause severe neurological damage and requires prompt etiological investigation.
- Traditional biochemical studies may be limited, necessitating advanced diagnostic approaches.
Purpose of the Study:
- To review dynamic methods for diagnosing and monitoring hypoglycemia in children.
- To highlight the role of functional in vivo tests, continuous glucose monitoring, and stable isotope techniques.
- To discuss the potential of these methods in defining phenotypes of inherited metabolic diseases.
Main Methods:
- Discussion of functional in vivo tests for assessing glucose metabolism.
- Explanation of in vivo metabolic profiling using continuous glucose monitoring (CGM).
- Overview of stable isotope techniques for tracing glucose fluxes.
Main Results:
- Dynamic stable isotope techniques can define biochemical and clinical phenotypes of metabolic diseases.
- Glycogen storage disease type I (GSD I) is associated with severe hypoglycemia.
- These methods provide detailed information on actual glucose fluxes in vivo.
Conclusions:
- Dynamic methods are crucial for the etiological assessment of pediatric hypoglycemia.
- Functional tests, CGM, and stable isotope techniques offer valuable insights for diagnosis and management.
- These approaches can improve the understanding and treatment of inherited metabolic diseases causing hypoglycemia.
