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Published on: July 5, 2022
Assessment of fibroblast growth factor 21 in children with type 1 diabetes mellitus in relation to microvascular
Nermien Tantawy1, Eman Sherif1, Randa M Matter1
1Paediatrics Department, Paediatric and Adolescent Diabetes Unit, Faculty of Medicine, Ain Shams University, Cairo, Egypt.
Insights
Fibroblast growth factor 21 (FGF21) levels are significantly elevated in children with type 1 diabetes mellitus (DM1) compared to healthy controls. Higher FGF21 correlates with longer diabetes duration and poorer glycemic control, but not microvascular complications.
Area of Science:
- Endocrinology
- Metabolic Regulation
- Pediatric Health
Background:
- Type 1 diabetes mellitus (DM1) is a growing global health concern.
- Fibroblast growth factor 21 (FGF21), a liver-expressed adipokine, is crucial in metabolic regulation.
Purpose of the Study:
- To compare FGF21 levels in children with DM1 versus controls.
- To investigate correlations between FGF21 and diabetes duration, HbA1c, and microvascular complications.
Main Methods:
- Study included 50 children with DM1 (ages 5-16) and 50 healthy controls.
- Assessed FGF21 levels, diabetes duration, HbA1c, urinary albumin creatinine ratio (UACR), and fundus examination.
Main Results:
- FGF21 levels were significantly higher in children with DM1 (median 150 pg/ml) than controls (median 35 pg/ml) (p < 0.001).
- FGF21 positively correlated with diabetes duration (p < 0.001), mean blood glucose (p = 0.015), and HbA1c (p = 0.018).
- No significant FGF21 elevation was observed in DM1 patients with diabetic nephropathy or retinopathy (p = 0.122, p = 0.298).
Conclusions:
- FGF21 is significantly elevated in children with DM1.
- The role of FGF21 in diabetic microvascular complications requires further investigation.
Introduction:
Type 1 diabetes mellitus (DM1) represents a growing global health problem with significant morbidity. Fibroblast growth factor 21 (FGF21) is an adipokine expressed predominantly in the liver that plays an important role in metabolic regulation.
Aim Of The Study:
This study assesses FGF21 levels in children with DM1, in comparison to controls, and correlates them with diabetes duration, glycated haemoglobin (HbA1c), and diabetic microvascular complications.
Material And Methods:
Fifty children with DM1, aged between 5 and 16 years, were studied regarding their diabetes duration, HbA1c, urinary albumin creatinine ratio (UACR), fundus, and FGF21 level. They were compared to 50 healthy controls.
Results:
The median FGF21 of the studied children with DM1 was 150 pg/ml, range 50-350 pg/ml; while that of the controls was 35 pg/ml, range 20-50 pg/ml. FGF21 level was significantly higher in children with DM1 than in controls ( p < 0.001). Moreover, it was significantly and positively correlated with diabetes duration, mean blood glucose level, and HbA1c ( p < 0.001, p = 0.015, p = 0.018, respectively). Interestingly, the FGF21 level was not significantly elevated in children with DM1 having diabetic nephropathy and retinopathy ( p = 0.122, p = 0.298, respectively).
Conclusions:
FGF21 is significantly higher among children with DM1 than in controls. However, its role in diabetic microvascular complica-tions needs further assessment.
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