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Diabetes Type 2 in Neurologically Impaired Children and Adolescents Without Obesity: A New Emerging Entity?
Valeria Calcaterra1,2, Hellas Cena3,4, Annalisa De Silvestri5
1Pediatric and Adolescence Unit, Department of Internal Medicine, University of Pavia, Pavia, Italy.
Insights
Neurologically impaired children show a high prevalence of insulin resistance (IR) and type 2 diabetes (T2D). Early screening using IR markers is recommended for this at-risk population to prevent diabetes.
Area of Science:
- Pediatrics
- Endocrinology
- Metabolic Disorders
Background:
- Insulin resistance (IR) is a key factor in type 2 diabetes (T2D) development.
- Neurologically impaired (NI) children often present with unfavorable cardio-metabolic profiles and high IR rates.
Purpose of the Study:
- To evaluate the prevalence of T2D in NI children and adolescents.
- To determine if dedicated glucose monitoring is advisable for this population.
Main Methods:
- Retrospective evaluation of 63 severely disabled children and adolescents (mean age 11.4 years).
- Assessment of auxological parameters, fasting blood glucose (FBG), fasting insulin, and triglycerides (TG).
- IR detection using homeostasis model assessment for insulin resistance (HOMA-IR) and triglyceride-glucose index (TyG index).
Main Results:
- Prevalence of impaired insulin sensitivity, pathological TyG index, and elevated FBG were 41.3%, 63.5%, and 11.1%, respectively.
- T2D was diagnosed in 3.2% of asymptomatic patients.
- Diabetes prevalence was significantly higher in pre-pubertal compared to pubertal subjects (p=0.03).
Conclusions:
- Type 2 diabetes in NI children and adolescents, even without obesity, may be an emerging health concern.
- IR and its surrogate markers are valuable tools for primary screening in this high-risk disabled population.
- Screening can aid in the prevention of diabetes among neurologically impaired youth.
Abstract:
Background: Insulin resistance (IR) plays a key role in the pathogenesis of type 2 diabetes (T2D). In neurologically impaired (NI) children unfavorable cardio-metabolic risk profile with high prevalence of IR has been reported. We evaluated the prevalence of T2D in NI children and adolescents, in order to define if a dedicated glucose monitoring may be recommended in these subjects. Methods: We retrospectively evaluated 63 patients (11.4 ± 4.0 years) with severe disabilities. Auxological parameters were recorded. Metabolic blood assays included fasting blood glucose (FBG), fasting insulin, triglycerides (TG). IR was detected with the homeostasis model assessment for insulin resistance (HOMA-IR > 97.5th percentile for age and sex) and triglyceride-glucose index (TyG index > 7.88). Elevated FBG was defined with values >100 mg/dl. T2D was defined according to American Diabetes Association criteria. Results: Impaired insulin sensitivity, pathological TyG index and elevated FBG were observed, respectively, in 41.3, 63.5, and 11.1% patients. T2D was diagnosed in 3.2% asymptomatic patients. The prevalence of diabetes was higher in pre-pubertal compared to pubertal subjects (p = 0.03). Conclusions: T2D in NI children and adolescents without obesity could represent a new emerging entity. IR and/or surrogate markers of IR index may be useful for the primary screening of this at-risk disabled population so as to prevent diabetes.
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