Publications by authors named "Andrea Dotta"

Background: Neonatal intracardiac thrombosis (ICT) is an uncommon but increasingly recognized condition that impacts neonatal morbidity and mortality, especially in critically ill term and preterm infants. Management includes supportive care and pharmacological or surgical intervention. This study explores the challenges associated with ICT in neonates.

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The gut microbiota (GM) is pivotal for immune regulation, metabolism, and neurodevelopment. Infants undergoing surgery for congenital gastrointestinal anomalies are especially prone to microbial imbalances, with a paucity of beneficial bacteria (e.g.

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Purpose: Anorectal malformations (ARM) and Hirschsprung disease (HD) pose challenges not only in diagnosis and treatment but also in the psychological well-being of patients and their families. This study aims to report our single-center experience with psychological follow-up in these populations.

Methods: We conducted an observational, retrospective study by reviewing the clinical records of patients enrolled in our dedicated follow-up program who were born between 2009 and 2018.

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Background: Acute bronchiolitis is a leading cause of hospitalization in young children worldwide, and literature reports conflicting data regarding the role of coinfections.

Objective: To evaluate the possible clinical relevance of bacterial and/or viral respiratory coinfection in a cohort of newborns/infants hospitalized for bronchiolitis.

Methods: Neonates and infants younger than three months admitted to neonatal units from October 2021 to March 2023 because of acute bronchiolitis were included in this retrospective study.

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Objectives: The diagnostic accuracy of presepsin (P-SEP) in the newborn is still under evaluation.

Methods: In a multicenter study, we studied the accuracy of P-SEP as a diagnostic marker of late-onset sepsis (LOS) in critical newborns with underlying disorders, to define the most accurate cut-off to distinguish infected from uninfected patients.

Results: Sixty-nine/351 newborns without infections at admission developed LOS.

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Subcutaneous fat necrosis (SCFN) in newborns is an uncommon and self-limiting non-infectious panniculitis. It can occur in the first weeks of life in full-term newborns with hypoxic-ischemic encephalopathy who underwent therapeutic hypothermia. Hypercalcemia may develop and has been implicated as the cause of several complications as nephrocalcinosis.

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Background: Anakinra is an interleukin-1 receptor antagonist (IL-1Ra). Since IL-1 has been shown to play a key role in the etiology of different autoinflammatory diseases, blocking its pathway has become an important therapeutic target, even in neonates.

Aims: We aimed to report our experience in using anakinra to treat specific neonatal inflammatory conditions.

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Article Synopsis
  • Recent studies on bronchiolitis show that traditional medical therapies have not proven effective, leading to a focus on nutritional support and oxygen therapy instead.
  • High-flow nasal cannulas (HFNC) have gained popularity despite evidence lacking significant benefits over standard oxygen therapy (SOT), prompting a need for more clinical data.
  • A recent quasi-experimental analysis found that HFNC did not reduce the length of oxygen therapy or hospitalization, suggesting it may not be necessary as a first-line treatment for moderate bronchiolitis.
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Article Synopsis
  • * Identifying perinatal risk factors and using new molecular assays can enhance the accuracy of blood cultures, potentially minimizing unnecessary antibiotic use and improving treatment strategies.
  • * Future developments, including antibiotic lock therapy and artificial intelligence, may help personalize sepsis treatments and manage multidrug-resistant bacteria more effectively.
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The primary purpose of this practical overview is to provide a practical update on appropriate nutritional strategies to improve growth in preterm infants. Current recommendations for improving preterm growth concern both macronutrients and micronutrients, with tailored nutrition since the first days of life, particularly when fetal growth restriction has been reported. Human milk is undoubtedly the best nutrition for all newborns, but, in some populations, if not adequately fortified, it does not adequately support their growth.

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Background: Neonatal Marfan syndrome (nMFS) is a rare condition characterized by severe phenotype and poor prognosis. nMFS is caused by mutations in a specific region of the fibrillin 1 gene (FBN1). Prompt recognition of typical signs of neonatal presentation, such as characteristic facial anomalies with senile appearance, arthrogryposis, and campto-arachnodactyly, is fundamental for performing an early cardiological examination.

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(1) Background: The literature reports a low risk of serious bacterial infections (SBIs) in febrile infants presenting with bronchiolitis or respiratory syncytial virus infection, but current microbiological techniques have a higher accuracy. (2) Methods: We assessed the risk of SBIs in neonates and infants with bronchiolitis from 2021 to 2023. We also evaluated C-reactive protein, procalcitonin, and leukocyte values.

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(1) Background: The use of N-acetylcysteine (NAC) to relieve meconium obstruction of prematurity in the first days of life has been reported, with NAC reducing the viscosity of luminal contents by cleaving the disulfide bonds of mucoproteins. However, its use in this population should be further explored since it has been associated with hypernatremia and transient increase in transaminases and bilirubin. (2) Methods: In this retrospective study, we included neonates admitted because of enteral feeding intolerance and intestinal obstruction from 2019 to 2021 who received NAC as a rescue therapy before explorative laparotomy.

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Magnetic resonance imaging is currently used in the neonatal setting for assessing features of the neonatal brain. However, its utilization is constrained by logistic, technical, or clinical challenges. Brain elastography is a new research technique which enhances the diagnostic capability of traditional imaging, and can be paired with both ultrasonography and magnetic resonance imaging.

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Background: In the literature, there are no studies about the transfusion threshold for neonates with hypoxic-ischemic encephalopathy (HIE) undergoing therapeutic hypothermia (TH). In order to facilitate accurate interpretation of coagulation results in these neonates, we aimed to generate specific reference intervals in this specific population.

Methods: This retrospective study included all HIE neonates admitted from 2014 to 2022 to undergo TH.

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Article Synopsis
  • Intracranial hemorrhage can significantly impact newborn health and survival, especially during the perinatal period.
  • There is limited research exploring the link between gene mutations in type IV collagen a1 chain and intracranial hemorrhage in newborns.
  • This study reviews cases of term neonates with intracranial hemorrhage and no known risk factors, highlighting the presence of specific gene variants and summarizing recent relevant scientific literature.
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The nutrition of preterm infants remains contaminated by wrong beliefs that reflect inexactitudes and perpetuate old practices. In this narrative review, we report current evidence in preterm neonates and in preterm neonates undergoing surgery. Convictions that necrotizing enterocolitis is reduced by the delay in introducing enteral feeding, a slow advancement in enteral feeds, and the systematic control of residual gastric volumes, should be abandoned.

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  • This study investigates the perioperative management of neonates with surgical conditions in Italy, highlighting the need for more guidelines in this area.
  • A web-based survey was conducted among neonatal intensive care units, focusing on neonatologist involvement, bedside surgery prevalence, and critical issues in operating rooms.
  • Findings showed that there is limited involvement of neonatologists in surgery, a preference for traditional operating rooms over bedside surgery, and only a few centers have specific care protocols for neonates, indicating areas needing improvement for better patient care.
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Background: Respiratory Syncytial Virus (RSV) is responsible for the majority of acute lower respiratory infections in infants and can affect also older age groups. Restrictions linked to the emergence of the SARS-CoV-2 pandemic and their subsequent lifting caused a change in the dynamics of RSV circulation. It is therefore fundamental to monitor RSV seasonal trends and to be able to predict its seasonal peak to be prepared to the next RSV epidemics.

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Introduction: GATA6 is a gene that encodes a transcription factor with a key role in the development of several organ systems, including the development of the pancreas. It is associated with neonatal diabetes but also with other extra-pancreatic anomalies.

Case Presentation: This report describes the association of tracheoesophageal fistula (TEF), pulmonary vein stenosis (PVS), and neonatal diabetes caused by a novel mutation of the GATA6 gene in a small for gestational-age male neonate born at 32 weeks of gestation.

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The fear of missing sepsis episodes in neonates frequently leads to indiscriminate use of antibiotics, and prescription program optimization is suggested for reducing this inappropriate usage. While different authors have studied how to reduce antibiotic overprescription in the case of early onset sepsis episodes, with different approaches being available, less is known about late-onset sepsis episodes. Biomarkers (such as C-reactive protein, procalcitonin, interleukin-6 and 8, and presepsin) can play a crucial role in the prompt diagnosis of late-onset sepsis, but their role in antimicrobial stewardship should be further studied, given that different factors can influence their levels and newborns can be subjected to prolonged therapy if their levels are expected to return to zero.

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TBX4 gene, located on human chromosome 17q23.2, encodes for T-Box Transcription Factor 4, a transcription factor that belongs to the T-box gene family and it is involved in the regulation of some embryonic developmental processes, with a significant impact on respiratory and skeletal illnesses. Herein, we present the case of a female neonate with persistent pulmonary hypertension (PH) who underwent extracorporeal membrane oxygenation (ECMO) on the first day of life and then resulted to have a novel variant of the TBX4 gene identified by Next-Generation Sequencing.

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Objectives: Seizures (SZ) are one of the main complications occurring in infants undergoing therapeutic hypothermia (TH) due to perinatal asphyxia (PA) and hypoxic ischemic encephalopathy (HIE). Phenobarbital (PB) is the first-line therapeutic strategy, although data on its potential side-effects need elucidation. We investigated whether: i) PB administration in PA-HIE TH-treated infants affects S100B urine levels, and ii) S100B could be a reliable early predictor of SZ.

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Background: Neonatal sepsis remains a leading cause of mortality in neonatal units. Neonatologist-performed echocardiography (NPE) offers the potential for early detection of sepsis-associated cardiovascular dysfunction. This review examines available echocardiographic findings in septic neonates.

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Neonatal hypoglycemia is a major source of concern for pediatricians since it has commonly been related to poor neurodevelopmental outcomes. Diagnosis is challenging, considering the different operational thresholds provided by each guideline. Screening of infants at risk plays a crucial role, considering that most hypoglycemic infants show no clinical signs.

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