Endothelial and Metabolic Function Interactions in Overweight/Obese Children.

Area of Science:

• Pediatric Endocrinology
• Cardiovascular Research
• Metabolic Syndrome

Background:

• Childhood obesity is associated with metabolic and coagulation abnormalities that may lead to vascular damage.
• Understanding these mechanisms is crucial for early intervention and prevention of cardiovascular disease in children.

Purpose of the Study:

• To investigate the relationship between metabolic/coagulation parameters and endothelial function/vascular morphology in overweight and obese children.
• To identify predictors of vascular alterations in this pediatric population.

Main Methods:

• Thirty-five overweight/obese children underwent assessment of anthropometric data, metabolic (e.g., HOMAIR, adiponectin, HMW) and coagulation parameters.
• Vascular morphology and function were evaluated using ultrasound markers: flow-mediated dilatation (FMD), common carotid intima-media thickness (C-IMT), and aortic diameter (APAO).

Main Results:

• Aortic diameter (APAO) showed significant correlations with anthropometric (age, height, weight, BMI, SBP) and metabolic parameters (HOMAIR, HMW).
• Increased C-IMT was associated with age, height, and systolic blood pressure.
• High molecular weight adiponectin (HMW) was identified as an independent predictor for increased APAO, with decreased HMW levels correlating with larger aortic diameter.

Conclusions:

• High molecular weight adiponectin (HMW) is significantly related to cardiovascular risk factors in overweight and obese children.
• Specific metabolic and anthropometric factors, particularly HMW, are associated with vascular morphology changes in pediatric obesity.