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Updated: Jan 8, 2026

Non-invasive Optical Measurement of Cerebral Metabolism and Hemodynamics in Infants
Published on: March 14, 2013
Infant masking of recurrent hypoglycaemia and metabolic disease
Bella Zhong1, Michael Armarego1, Nathan Dignam1
1General Medicine, Royal Children's Hospital Melbourne, Parkville, Victoria, Australia.
Insights
Children are more prone to hypoglycemia than adults due to their limited ability to regulate blood glucose. Misdiagnosis is common, especially in younger children, due to factors like altered feeding patterns and cognitive biases.
Area of Science:
- Pediatrics
- Endocrinology
- Metabolic Disorders
Background:
- Children, particularly infants, have a reduced capacity for glucose homeostasis compared to adolescents and adults.
- Illness and fasting in children can accelerate the metabolic shift towards ketosis, increasing hypoglycemia risk.
- Cognitive biases and confounding factors can lead to misdiagnosis or delayed diagnosis of hypoglycemia in pediatric patients.
Purpose of the Study:
- To highlight the increased prevalence and diagnostic challenges of hypoglycemia in children.
- To discuss the impact of physiological factors and cognitive biases on accurate diagnosis.
- To emphasize the importance of considering confounders in pediatric hypoglycemia cases.
Main Methods:
- Review of current literature on pediatric hypoglycemia.
- Analysis of diagnostic challenges and contributing factors.
- Discussion of clinical presentation and confounding variables.
Main Results:
- Hypoglycemia is more frequent in childhood due to immature glucose regulation.
- Accelerated starvation and ketosis during illness can mimic or mask hypoglycemia.
- Delayed diagnosis occurs in up to 28% of cases, often due to confounding factors like altered feeding.
Conclusions:
- Pediatric hypoglycemia requires careful diagnostic consideration due to unique physiological factors.
- Confounding variables, such as feeding behaviors in infants, can mask hypoglycemia symptoms.
- Awareness of cognitive biases and confounders is crucial for timely and accurate diagnosis in children.
Abstract:
Hypoglycaemia is more common in childhood compared with adolescents and adults, as children have reduced ability to maintain glucose homeostasis. During illnesses, periods of fasting can accelerate a switch to ketosis. Thus, a presumptive misdiagnosis of recurrent hypoglycaemia due to accelerated starvation may be made due to cognitive biases.The diagnosis of other pathological causes of hypoglycaemia may be difficult and delayed. It is missed in up to 28% of cases. One confounder is a child's ability to mask hypoglycaemia through altered feeding, such as frequent breastfeeding. The potential overlay from confounders must be closely considered in younger children presenting with hypoglycaemia.
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