Publications by authors named "Giovanna Bertini"

Background And Aim: First, to compare somatosensory evoked potentials (SEPs) in preterm newborns without major brain injury studied at term equivalent age (TEA) with a term historical control group. Second, to investigate the impact of pain exposure during the first 28 days after birth on SEPs. Third, to evaluate the association between SEPs and Bayley-III at 2 years corrected age (CA).

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  • The study investigated how perinatal risk factors, like prematurity and morphine use, affected flash-VEP (visual event-related potentials) waves in preterm infants at their term equivalent age (TEA).
  • Researchers looked at a group of infants born before 32 weeks, analyzing various measures of VEP and their correlation with neurological outcomes at 2 years corrected age (CA).
  • Results showed that morphine and lower gestational age impacted VEP wave latencies, but VEP morphology did not predict cognitive or motor scores, suggesting caution in morphine use due to potential neurodevelopment risks.
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An efficient face detector could be very helpful to point out possible neurological dysfunctions such as seizure events in Neonatal Intensive Care Units. However, its development is still challenging because large public datasets of newborns' faces are missing. Over the years several studies introduced semi-automatic approaches.

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During Integrated Multiparametric Neurophysiological Monitoring (IMNA), a newborn with suspected hypoxia at birth and microhaemorrhagic and ischaemic lesions presented some clonic-tonic episodes with specific EEG patterns characterized by rolandic and temporal spikes and the appearance of a unilateral enhanced Somatosensory Evoked Potential (SEP) (10.45 µv). Since the literature does not seem to describe cases of giant SEP in newborns, in this case report, we will discuss the hypotheses underlying this potential.

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In Neonatal Intensive Care Units (NICUs), the early detection of neonatal seizures is of utmost importance for a timely clinical intervention. Over the years, several neonatal seizure detection systems were proposed to detect neonatal seizures automatically and speed up seizure diagnosis, most based on the EEG signal analysis. Recently, research has focused on other possible seizure markers, such as electrocardiography (ECG).

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Aim: To explore whether continuous somatosensory evoked potentials (SEPs) monitoring and video electroencephalograms (VEEG) accurately predict lesions observed on brain magnetic resonance imaging (MRI) in neonates with hypoxic-ischaemic encephalopathy (HIE) receiving therapeutic hypothermia.

Method: This prospective study included 31 neonates (16 males, 15 females; mean [SD] gestational age 39 weeks [1.67]) who received therapeutic hypothermia for HIE.

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Objective: Prefeed gastric residuals (GRs) monitoring has been correlated with an increased time to reach full feeds and longer parenteral nutrition without beneficial effect on necrotizing enterocolitis (NEC) occurrence. We aimed to assess effects of a new local protocol to provide for the selective evaluation of GRs excluding their routine monitoring.

Methods: We carried out a retrospective study based on a "before and after" design in a cohort of infants born at 23-31 weeks of gestation.

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Data in the literature report that latency and morphology in the cutaneous sympathetic skin response (SSR) do not change according to the type of stimulus delivered, unlike the amplitude which shows greater values in relation to the intensity of the physical impact caused in patient. Since the acoustic stimulus represents a method better tolerated by the pediatric patient, the aim of this study is to evaluate the presence or absence of significant differences in SSR between electrical and acoustic stimuli. The SSR was performed for each child of 18 recruited in this study, deriving from the palm of the hand and the sole of the foot and initially delivering an electrical stimulus at the level of the median nerve at the wrist.

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  • The study compared skeletal muscle thickness in preterm infants to that of full-term infants, focusing on three muscle groups: biceps brachii, quadriceps femoris, and anterior tibial.
  • Findings revealed that preterm infants had significantly lower muscle thickness, height, head circumference, and body mass index at term-equivalent age compared to full-term controls.
  • The research indicated that the reduced muscle mass in preterm infants is linked to adverse birth conditions and extended periods of invasive mechanical ventilation.
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  • The study aimed to analyze the development of sensory-motor nerves in healthy preterm infants compared to full-term neonates.
  • It involved 26 preterm infants, conducting nerve conduction studies every two weeks until they reached term age, and comparing their results with those of 10 full-term babies.
  • Findings indicated that while motor and sensory nerve conduction velocities improved with gestational age in preterm infants, they were still significantly lower than in full-term infants, suggesting that external factors didn't aid in their peripheral nerve maturation.
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Aim: To describe accurate, standardized 1h-multimodal neurophysiological monitoring (1h-MNM), while simultaneously recording VEEG, aEEG, and SEP-C bilaterally from median nerves, and to collect neonatal normative SEP-C data related to behavioural states.

Method: Twenty healthy, term newborn infants (13 males, 7 females; gestational age 37-42wks; mean 39.6wks, standard deviation [SD] 1.

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Background: We studied late preterm and term infants who were admitted to our neonatal care unit in a tertiary hospital for unexpected episodes of cyanosis that occurred during rooming-in for evaluation of their frequency, most frequent associated diseases, and documentation of the diagnostic clinical approach.

Methods: We carried out a retrospective study of infants with a gestational age ≥35 weeks who were admitted from the nursery with the diagnosis of cyanosis from January 2009 to December 2016. Exclusion criteria were the occurrence of acrocyanosis and the diagnosis of sudden unexpected postnatal collapse (SUPC).

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 The aim of the study was to compare the effects on cerebral oxygenation in preterm infants of two different procedures for surfactant administration: the LISA (low-invasive method of surfactant administration) and the InSurE (Intubation, SURfactant administration, Extubation).  Twenty premature infants with respiratory distress syndrome were assigned to receive surfactant either by "LISA" ( = 10) or "InSurE" ( = 10) procedure. Patients were continuously studied by near-infrared spectroscopy (NIRS) for the measurement of cerebral regional oxygenation (rSOC) and calculation of cerebral fractional oxygen extraction rate (cFTOE), and NIRS data were recorded 30 minutes before () surfactant administration, during the procedure (), and 30 (), 60 (), and 120 minutes () afterward.

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Aim: Healthy, full-term, exclusively breastfed infants are expected to lose weight in the first days after birth, but experts disagree about what constitutes a physiological neonatal weight loss and there is a lack of evidence-based data. Our study aimed to construct a centile chart of neonatal weight loss in a healthy population of exclusively breastfed term neonates.

Methods: We retrospectively studied all infants born at an Italian centre that focused on natural childbirth from April 2007 to December 2012 and who complied with World Health Organization guidance on infant feeding.

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  • - The study aimed to compare how continuous versus intermittent bolus milk feeding affects splanchnic oxygenation in small-for-gestational age (SGA) and appropriate-for-gestational age (AGA) preterm infants.
  • - Researchers used near-infrared spectroscopy to monitor oxygen levels before and after both feeding methods in infants under 32 weeks gestation.
  • - Results showed that bolus feeding significantly increased splanchnic oxygenation in both groups, with AGA infants having better oxygenation compared to SGA infants, suggesting that continuous feeding might reduce the risk of gut damage in preterm infants, particularly in those who are AGA.
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Objective: The present study aims to assess if use of a silver zeolite-impregnated umbilical catheter (AgION technology) can decrease the occurrence of catheter-related bloodstream infection (CRBSIs) in preterm infants.

Study Design: Infants with gestational age<30weeks were randomized to receive an AgION impregnated or non-impregnated polyurethane umbilical venous catheter (UVC). The primary endpoint was the incidence of CRBSIs during the time the UVC was in place.

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Objectives: Laser therapy is effective in the treatment of severe forms of retinopathy of prematurity (ROP), and aggressive posterior ROP (APROP), but always damages the retina. We report our preliminary findings in seven premature infants with complicated ROP or APROP who were treated with intravitreal bevacizumab (IVB) as first line monotherapy or rescue therapy combined with laser treatment.

Methods: We studied retrospectively seven preterm infants, who were affected by APROP (n = 4) or pre-threshold ROP (n = 3).

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Neonatal encephalopathy is a significant cause of infant mortality and morbidity with risk of neurological sequelae in the survivors of neonates admitted to Neonatal (N) Intensive Care Unit (ICU). The EEG and Evoked Potentials (EPs) are very informative in the ICU. In particular, it is known that the SomatoSensory (SS) EPs are the best single indicator of early prognosis in adults and children patients with traumatic and/or hypoxic-ischemic coma compared to the Glasgow Coma Scale (GCS) and CTscan.

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  • - The study aimed to compare the impact of single versus multiple intubation-surfactant-extubation (INSURE) procedures on mechanical ventilation needs and bronchopulmonary dysplasia (BPD) in extremely preterm infants.
  • - Researchers analyzed 75 infants with respiratory distress syndrome, finding that both single and multiple INSURE procedures resulted in similar rates of mechanical ventilation and BPD, despite differences in the infants' severity of condition.
  • - While the outcomes were similar, the researchers suggest that more research is needed to determine if multiple INSURE procedures might improve success rates in avoiding mechanical ventilation and BPD.
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The aim of the No Pain in Labour (NoPiL) study was to evaluate the stress and clinical outcome of infants vaginally born without maternal analgesia and after maternal epidural or systemic analgesia. We studied 120 healthy term infants, 41 in the no analgesia group, 38 in the epidural analgesia group, and 41 in the systemic analgesia group. Cortisol, beta-endorphin, oxidative stress markers (ie: total hydroperoxide (TH) and advanced oxidation protein products (AOPP)), interleukin-1beta (IL-1beta), and interleukin-8 (IL-8) cytokines were measured in arterial cord blood samples.

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Objectives: It has been reported that caesarean delivery (CD) protects against intraventricular haemorrhage (IVH) in the extremely preterm infant, but it is not known whether this effect involve the more severe grades of IVH. Thus, our aim was to confirm the correlation between the occurrence of IVH and the mode of delivery, and to evaluate this correlation for each grade of IVH.

Methods: All infants with gestational age (GA) ≤ 28 weeks admitted to the neonatal intensive care unit of a tertiary hospital were studied for each grade IVH and major complications rate.

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  • The study aimed to identify clinical characteristics that help differentiate which preterm infants can be treated with the INSURE method instead of needing mechanical ventilation (MV).
  • Among 125 infants studied, 75 were treated with INSURE, achieving a 91% success rate, particularly in those with less severe respiratory distress syndrome (RDS) and lower rates of complications.
  • Certain factors like low birth weight and specific blood gas measurements were linked to a higher risk of INSURE treatment failure.
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Background: Multiprobe near infrared spectroscopy (NIRS) has been used to study regional cerebral (rSO(2)C), splanchnic (rSO(2)S), and renal (rSO(2)R) tissue oxygenation in newborns. We used this method to study the effects of red blood cell (RBC) transfusions in anemic preterm infants to assess if thresholds for transfusions were appropriate for recognizing a clinical condition permitting tissue oxygenation improvement.

Study Design And Methods: Multiprobe NIRS (INVOS 5100, Somanetics) was applied during transfusion to 15 preterm infants with symptomatic anemia of prematurity (hematocrit level of <25%).

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  • * Early administration of surfactant leads to better outcomes compared to later treatment; however, the effectiveness of surfactant prophylaxis is under reconsideration due to advances in steroid therapy and continuous airway pressure methods.
  • * Future research may enhance the anti-inflammatory and antioxidant properties of natural surfactants, potentially addressing lung injuries linked to bronchopulmonary dysplasia.
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Background: Despite the improvement in the assistance and treatment of preterm infants, intraventricular hemorrhage (IVH) remains a frequent complication in these patients. Our aim was to demonstrate the hypothesis that a coagulopathy screening and the early treatment with fresh-frozen plasma (FFP) of proven coagulopathy may contribute to decrease the occurrence of IVH in infants with gestational age of less than 29 weeks.

Study Design And Methods: This study compared two cohorts of infants who received FFP (10 mL/kg) after the evidence of pathologic coagulation tests performed within 2 hours after birth (screening group, n = 127) or after the development of bleedings and evidence of pathologic coagulation tests (no-screening group, n = 91).

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