Related Experiment Video
Updated: May 9, 2026

13:13
Biochemical Measurement of Neonatal Hypoxia
Published on: August 24, 2011
Neonatal hypoglycemia
Ved Bhushan Arya1, Senthil Senniappan, Maria Guemes
1Clinical and Molecular Genetics Unit, University College London Institute of Child Health, London Centre for Pediatric Endocrinology, Great Ormond Street Hospital for Children, London, UK.
Indian Journal of Pediatrics
|August 2, 2013
Summary
Hypoglycemia, or low blood glucose, can cause brain damage, especially in newborns. Early diagnosis and treatment are vital for managing this condition and preventing irreversible harm.
Area of Science:
- Pediatric Endocrinology
- Neonatal Metabolism
- Neuroscience
Background:
- Glucose is critical for brain function.
- Hypoglycemia can lead to encephalopathy.
- Maintaining stable blood glucose is essential for diagnosis and management.
Purpose of the Study:
- To summarize the importance of understanding homeostatic mechanisms for diagnosing and managing hypoglycemia.
- To highlight the critical role of timely diagnosis and intervention in neonatal hypoglycemia.
- To emphasize the need for appropriate sample collection during hypoglycemic episodes.
Main Methods:
- Review of homeostatic mechanisms in glucose regulation.
- Analysis of causes and consequences of neonatal hypoglycemia.
- Emphasis on diagnostic sample collection during hypoglycemic events.
Main Results:
- Neonatal hypoglycemia can be transient or indicative of rare metabolic disorders like congenital hyperinsulinism.
- Congenital hyperinsulinism represents a severe form of neonatal hypoglycemia.
- Proper blood sample collection during hypoglycemia is crucial for accurate diagnosis.
Conclusions:
- Prompt diagnosis and aggressive early intervention are key to preventing brain damage in neonatal hypoglycemia.
- Understanding glucose metabolism is fundamental for effective clinical management.
- Timely and accurate diagnosis, supported by appropriate testing, is paramount.
Related Concept Videos
Hypoglycemia and Glucagon
Without prolonged fasting, healthy individuals maintain blood glucose levels above 3.5 mM due to a well-adapted neuroendocrine counterregulatory system that effectively prevents acute hypoglycemia, a potentially life-threatening condition. The primary clinical scenarios for hypoglycemia encompass diabetes treatment, inappropriate production of endogenous insulin or insulin-like substances by tumors, and the use of glucose-lowering agents in non-diabetic individuals. Notably, hypoglycemia in the...
Hypoglycemia
Hypoglycemia is a blood glucose level below 70 mg/dL. It commonly occurs in individuals using insulin or insulin-secreting drugs, but may also arise in non-diabetic conditions. People with type 1 diabetes are at the highest risk because they depend on exogenous insulin. People with type 2 diabetes are also at risk, especially when treated with insulin or medications such as sulfonylureas, which increase insulin release regardless of blood glucose levels. It develops when insulin levels exceed...
Pathophysiology of Diabetes
Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility, suggesting a...
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility, suggesting a...
Hyperglycemia
Hyperglycemia is an abnormally high blood glucose level. It is diagnosed by fasting glucose ≥126 mg/dL, 2-hour oral glucose tolerance test (or OGTT) ≥200 mg/dL, random glucose ≥200 mg/dL with symptoms, or HbA1c ≥6.5%. However, HbA1c results may be unreliable in certain conditions, such as anemia or hemoglobinopathies, and the diagnosis should be confirmed unless classic symptoms are present. Postprandial hyperglycemia is typically considered significant when glucose levels exceed 180 mg/dL two...
Inborn Errors of Metabolism
Phenylketonuria (PKU) is a protein metabolism disorder characterized by high blood levels of the amino acid phenylalanine. This results from a mutation in the gene responsible for phenylalanine hydroxylase, an enzyme that converts phenylalanine into tyrosine. When this enzyme is deficient, phenylalanine builds up in the blood, leading to symptoms such as vomiting, rashes, seizures, growth deficiency, and severe mental retardation. An early diagnosis and a diet restricting phenylalanine intake...
Hyperosmolar Hyperglycemic State
Hyperosmolar Hyperglycemic State, or HHS, is a serious and life-threatening complication of type 2 diabetes mellitus. It is characterized by three main features: severe hyperglycemia, profound dehydration, and elevated serum osmolality, all occurring without significant ketoacidosis.HHS typically develops in older adults or individuals with limited access to fluids. This may result from illness, cognitive impairment, or medications such as diuretics or corticosteroids. These factors reduce...

