Publications by authors named "Maffeis C"

Aims: New technology has been reported as a factor driving people to choose an automatic insulin delivery system (AIDs) and to sustain its acceptance. We aimed to explore the role of continuous glucose monitoring (CGM) technology (instant scanning vs. real-time) and insulin treatment modality to determine the future acceptance of AIDs among T1D individuals.

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Aims: Fibroblast growth factor 21 (FGF21) decreases hepatic lipogenesis in animal models, and FGF21 analogues decrease serum triglycerides (TG) in adults in phase-2 trials. On the other hand, serum FGF21 is associated with higher TG in observational studies of people with obesity, raising a sort of paradox. We tested the hypothesis that FGF21 is induced by TG in youth with obesity, as a compensatory mechanism.

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The pediatric definition of severe obesity (OB) depends on the body mass index (BMI) references. We evaluated different BMI-derived metrics of the World Health Organization (WHO) system to define which cut-off is associated with the highest cardiometabolic risk (CMR); In this multicentric study, data were retrieved for 3727 youths (1937 boys; 2225 children, 1502 adolescents). OB was defined as BMI > 97th percentile (BMI), severe OB was defined as BMI > 99th percentile (BMI), BMI ≥ 120% of the 97th percentile (120% BMI), or BMI Z-score > 3 (WHO tables), or BMI ≥ the International Obesity Task Force (IOTF) value crossing a BMI of 35 kg/m at the age of 18 (IOTF).

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Background: The diagnosis of monogenic obesity is burdened by frequent variants of uncertain significance (VUS). We describe our real-life approach of variant reassessment over time and we assess whether inconclusive variants are decreasing in monogenic obesity.

Methods: We tested for monogenic obesity (genes: LEPR, POMC, ADCY3, PCSK1, CARTPT, SIM1, MRAP2, LEP, NTRK2, BDNF, KSR2, MAGEL2, SH2B1, MC4R, MC3R) in 101 children/adolescents (11.

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Article Synopsis
  • Childhood obesity continues to rise globally despite preventive measures, posing significant risks for cardiovascular and metabolic diseases.
  • Early onset of obesity increases long-term exposure to health risks, including severe cardiovascular issues that can occur as early as age 40.
  • Recommendations include early detection and treatment of related health conditions, promoting weight loss to reduce risks, and monitoring for long-term health management.
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Aim: The aim was to examine the prevalence of metabolic dysfunction-associated steatotic liver disease (MASLD), a risk factor for atherosclerotic cardiovascular disease, and its association with glycaemic control metrics in children and adolescents with type 1 diabetes (T1D).

Materials And Methods: We enrolled 244 children and adolescents with T1D (115 girls, mean age: 16.2 ± 3.

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Article Synopsis
  • The study aimed to create a questionnaire that evaluates how likely individuals with type 1 diabetes (T1D) are to accept Automatic Insulin Delivery systems (AIDs), focusing on their usefulness, ease of use, and trust in the technology.
  • A comprehensive questionnaire was developed using a 5-point Likert scale and completed by 239 participants, including children and their parents, demonstrating excellent reliability and agreement in their responses about AIDs.
  • The results showed a positive acceptance level of AIDs among both youths and parents, with parents generally recognizing more benefits, indicating the tool could be useful for clinicians and researchers in assessing the acceptance of these insulin delivery systems.
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The transition to adult health care (HCT, Health Care Transition), is the purposeful, planned movement of patients from paediatric to adult services. For the adolescent living with obesity (ALwO), the HCT represents a crucial window for effective intervention that can help improve body weight, adiposopathy, and metabolic complications. Nevertheless, no transition guidelines, models, and tools have been developed for these patients.

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Background: Pediatric obesity is closely associated with cardiometabolic comorbidities, but the role of sex in this relationship is less investigated. We aimed to evaluate sex-related differences on cardiometabolic risk factors and preclinical signs of target organ damage in adolescents with overweight/obesity (OW/OB).

Methods: The main cross-sectional study included 988 adolescents (510 boys and 478 girls) with OW/OB aged 10-18 years.

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The Tandem t:slim X2 insulin pump is a second-generation automated insulin delivery system with Control-IQ technology. It consists of an X2 insulin pump, an integrated Dexcom sensor, and an embedded 'Control-IQ' algorithm, which predicts glucose levels 30 min in the future, adapting the programmed basal insulin rates to get glucose levels between 112.5 and 160 mg/dl (8.

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Context: The pathophysiological mechanisms underlying the natural history of glucose intolerance and its fluctuations in subjects with cystic fibrosis (CF) are still unclear.

Objective: To investigate the relationship between longitudinal changes in glucose tolerance and concomitant changes in the main parameters of insulin secretion/metabolism/action determining glucose regulation in CF subjects.

Methods: Insulin sensitivity and glucose-stimulated insulin secretion (GSIS, a biomarker of beta cell functional mass), as estimated by the Oral Glucose Sensitivity Index (OGIS) and by a sophisticated mathematical model, respectively, and insulin clearance were assessed in 127 CF subjects, aged 10-25 years, who underwent two OGTT tests over at least 1-year follow-up period.

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Background: Pediatric obesity represents one of the most important public health challenges and its prevalence significantly increased during the COVID-19 pandemic. Our prospective study aimed to assess the feasibility of a remote adapted physical activity (PA) intervention and its effectiveness in improving anthropometric indices, metabolic health parameters, as well as cardiopulmonary function and fitness in adolescents with obesity.

Methods: A PA intervention involving synchronous online lessons combined with asynchronous sessions and promotion of independent PA and "active breaks" to interrupt prolonged sedentary behaviors was proposed to 20 adolescents aged 11-17 years with obesity over a 4-month period.

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Background: Skin reactions due to technological devices pose a significant concern in the management of type 1 diabetes (T1D). This multicentric, comparative cross-sectional study aimed to assess the psychological impact of device-related skin issues on youths with T1D and their parents.

Methods: Participants with skin reactions were matched in a 1:1 ratio with a control group.

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Orofacial trauma (OFT) occurs frequently in children and requires thorough evaluation not only by paediatric dentists but also by all specialists involved in emergency services, particularly in cases involving children under 3 years of age, given their inability to directly participate in clinical-anamnestic evaluations. Addressing early childhood orofacial trauma resulting from maltreatment, this study explores the key role played by various healthcare professionals, including paediatric dentists, general dentists, maxillofacial surgeons, dental hygienists, and paediatricians, in the optimal management of these cases. In the event of trauma due to suspected or confirmed mistreatment, it is essential that all healthcare workers involved have precise knowledge of the appropriate course of action from both a clinical and legal point of view, guaranteeing maximum protection for the young patient.

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Introduction: This global survey evaluated the practices and adherence to international Clinical Practice Consensus Guidelines (CPCG) of physicians involved in pediatric diabetes care regarding screening, prevention and treatment of vascular complications of type 1 diabetes (T1D).

Method: A web-based survey gathering data about respondents' background, practices related to screening, prevention, and treatment of diabetic nephropathy, retinopathy, neuropathy, and macrovascular diseases and a self-assessment of physicians' knowledge based on the ISPAD CPCG 2018 were shared by ISPAD.

Results: We received 175 responses from 62 countries (60% female, median age 42.

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Purpose: ACTION Teens (NCT05013359) was conducted in 10 countries to identify perceptions, attitudes, behaviors, and barriers to effective obesity care among adolescents living with obesity (ALwO), caregivers of ALwO, and healthcare professionals (HCPs). Here, we report data from participants in Italy.

Methods: The ACTION Teens cross-sectional online survey was completed by 649 ALwO (aged 12- < 18 years), 455 caregivers, and 252 HCPs in Italy in 2021.

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Trastuzumab is widely used in HER2 breast cancer. However, it may cause left ventricular (LV) dysfunction. A decrease in LV global longitudinal strain (GLS) has been previously demonstrated to be a good predictor of subsequent cancer therapy related dysfunction (CTRCD).

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Objective: To investigate glucose metrics and identify potential predictors of the achievement of glycemic outcomes in children and adolescents during their first 12 months of MiniMed 780G use.

Research Design And Methods: This multicenter, longitudinal, real-world study recruited 368 children and adolescents with type 1 diabetes (T1D) starting SmartGuard technology between June 2020 and June 2022. Ambulatory glucose profile data were collected during a 15-day run-in period (baseline), 2 weeks after automatic mode activation, and every 3 months.

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Article Synopsis
  • The study aimed to determine how having both type 1 diabetes (T1D) and celiac disease (CD) affects the quality of life (QoL) in youths compared to those with T1D only.
  • Researchers compared 86 youths with both conditions and their parents to 167 youths with T1D, using the KINDL questionnaire for QoL assessment and dietary interviews to evaluate gluten-free diet (GFD) adherence.
  • Results showed that while the combination of T1D and CD minimally impacts overall QoL, those not strictly following a GFD reported significantly lower QoL scores, highlighting the need for psychological support in managing the diet to improve QoL.
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Objective: To assess the prevalence of cardiovascular risk factors (CVRFs) in children and adolescents with type 1 diabetes (T1D) in the International SWEET registry and the possible role of clinical variables in modifying the risk of having single or multiple CVRFs.

Study Design: The study is a cross-sectional study. Cut-off points for CVRFs were fixed according to International Society for Pediatric and Adolescent Diabetes (ISPAD) guidelines and WHO parameters: LDL cholesterol (LDL-C) > 100 mg/dL; Systolic Blood Pressure (BP-SDS) > 90th percentile for sex, age, and height; BMI-SDS > 2SD for sex and age.

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Coronary angiography (CA) is poorly correlated with non-invasive myocardial stress imaging (NSI) and myocardial ischemia is often observed in patients with unobstructed coronary arteries. Moreover, the diagnostic performance of combined epicardial and microcirculatory angiography-derived physiological assessment and its correlation with NSI remains unknown. A total of 917 coronary vessels in 319 patients who underwent both CA and NSI were included in this multicenter observational retrospective analysis.

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