959 results match your criteria: "Regina Margherita Children's Hospital.[Affiliation]"

A single scalp nodule as the first presentation of acute lymphoblastic leukemia () in a healthy-appearing infant: a case report.

Front Pediatr

December 2023

Stem Cell Transplantation and Cellular Therapy Laboratory, Paediatric Onco-Haematology Division, Regina Margherita Children's Hospital, City of Health and Science of Turin, Torino, Italy.

Background: Infant leukemia is a rare form of acute leukemia diagnosed prior to the age of 1 and is characterized by an extremely poor prognosis due to its dismal response to current therapeutic approaches. It comprises about 4% of all childhood cases of acute lymphoblastic leukemia (ALL). Isolated initial cutaneous involvement in ALL is uncommon, and even more so in infant ALL.

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-related disorders encompass many rare and ultra-rare conditions caused by somatic genetic variants that hyperactivate the PI3K-AKT-mTOR signaling pathway, which is essential for cell cycle control. -related disorders include -related overgrowth spectrum (PROS), -related vascular malformations and -related non-vascular lesions. Phenotypes are extremely heterogeneous and overlapping.

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Article Synopsis
  • The study investigates bloodstream infections caused by uncommon Enterobacterales species over five years, revealing a low prevalence of 0.4% among Gram-negative isolates.
  • In adults, malignancy is a common comorbidity, while in pediatric cases, cerebrovascular disease linked to meconium aspiration is notable; primary infections in adults are often bloodstream-related whereas in children, catheter and respiratory tract sources are more frequent.
  • Antibiotic susceptibility varies, with high effectiveness against most drugs except for a few, and targeted treatments included monotherapy for adults and combination therapy for pediatric cases, resulting in a low overall mortality rate of 5.3%.
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Objectives: Pediatric healthcare professionals (HCPs) working in a palliative setting may experience challenges during their clinical practice in addressing the complex end-of-life phase of children and their families. Nurses, especially, have a frontline role in providing assistance, thereby becoming at risk of physical and psychological burden. Pediatric psychologists have an ethical responsibility to help colleagues by proposing self-care interventions that will improve their well-being and, indirectly, the work climate.

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Mulibrey nanism and immunological complications: a comprehensive case report and literature review.

Front Immunol

December 2023

Laboratory of Clinical Immunology and Microbiology, Immune Deficiency Genetics Section, National Institutes of Health, Bethesda, MD, United States.

Introduction: Mulibrey nanism (MUL) is a rare disorder caused by gene variants characterized by growth failure, dysmorphic features, congestive heart failure (CHF), and an increased risk of Wilms' tumor. Although immune system impairment has been documented in MUL, the underlying mechanisms remain poorly understood.

Methods: We present a case of MUL with progressive lymphopenia and review similar cases from the literature.

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Identification of DNA methylation episignature for the intellectual developmental disorder, autosomal dominant 21 syndrome, caused by variants in the CTCF gene.

Genet Med

March 2024

Verspeeten Clinical Genome Centre, London Health Sciences Centre, London, Canada; Department of Pathology and Laboratory Medicine, Western University, London, Canada. Electronic address:

Purpose: The main objective of this study was to assess clinical features and genome-wide DNA methylation profiles in individuals affected by intellectual developmental disorder, autosomal dominant 21 (IDD21) syndrome, caused by variants in the CCCTC-binding factor (CTCF) gene.

Methods: DNA samples were extracted from peripheral blood of 16 individuals with clinical features and genetic findings consistent with IDD21. DNA methylation analysis was performed using the Illumina Infinium Methylation EPIC Bead Chip microarrays.

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Introduction: New evidence supports the benefits of bolus feeding for children receiving home enteral feeding (HEN). Current home methods of bolus feeding have certain limitations, particularly in mobile or restless patients. Therefore, innovative delivery methods have been introduced to provide more flexible methods of reducing feeding time and formula handling.

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JJ stent dislodgement in the distal ureter: how to recover it in preschool children?

Minerva Urol Nephrol

February 2024

Division of Pediatric Urology, Department of Pediatrics and Pediatric Specialties, Regina Margherita Children's Hospital, Turin, Italy.

Double-J ureteral stents are usually placed after various urological procedures. The dislodgement of their distal ringlet is a rare complication, whose retrieval is arduous in younger children, due to the small ureteral caliber. We propose our innovative endoscopic approach to recover the dislodged JJ stent.

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Background: Liver transplantation is the state-of-the-art curative treatment in end-stage liver disease. Imaging is a key element for successful organ-transplantation to assist surgical planning. So far, only limited data regarding the best radiological approach to prepare children for liver transplantation is available.

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Genetic landscape of pediatric acute liver failure of indeterminate origin.

Hepatology

May 2024

School of Medicine, Institute of Human Genetics, Klinikum rechts der Isar, Technical University of Munich, Munich, Germany.

Article Synopsis
  • - Pediatric acute liver failure (PALF) is a serious condition with up to 50% of cases remaining unexplained, hindering effective treatment options like liver transplantation.
  • - In a study involving 260 children from 19 countries, whole-exome sequencing (WES) identified genetic causes in 37% of indeterminate PALF cases, with a particularly high diagnostic rate in infants and those with recurrent liver failure.
  • - The research uncovered 36 distinct genes associated with PALF, highlighting mitochondrial diseases as the most common cause and underscoring the need for advanced genetic testing in diagnosing and treating this condition.
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Objective: The objective of this study was to assess the clinical impact and outcome of the SARS-CoV-2 infection on children with cancer or those who received a hematopoietic stem cell transplantation.

Methods: AIEOP (Italian Association of Pediatric Hematology and Oncology) performed a nationwide multicenter observational cohort study, including consecutive patients between April 2020 and November 2022.

Results: Twenty-five Italian centers participated and 455 patients were enrolled.

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Ductal patency of preterm infants is potentially associated with long term morbidities related to either pulmonary overflow or systemic steal. When an interventional closure is needed, it can be achieved with either surgical ligation or a catheter-based approach.Transcatheter PDA closure is among the safest of interventional cardiac procedures and it is the first choice for ductal closure in adults, children, and infants weighing more than 6 kg.

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Perinatal asphyxia and hypothermic treatment from the endocrine perspective.

Front Endocrinol (Lausanne)

November 2023

Department of Translational Medical Sciences, Paediatric Endocrinology Unit, University "Federico II", Naples, Italy.

Article Synopsis
  • - Perinatal asphyxia significantly contributes to neonatal death and health issues, with therapeutic hypothermia being the standard treatment that reduces mortality and major developmental disabilities.
  • - Endocrine-related problems, such as glucose and electrolyte imbalances or adrenal complications, can arise in infants experiencing perinatal asphyxia, potentially impacting their health outcomes.
  • - Clinicians need to recognize the potential endocrine complications in asphyxiated infants to implement effective screening and timely interventions for improving overall outcomes.
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Beckwith-Wiedemann syndrome (BWS) is a genetic imprinting disorder that most commonly presents as overgrowth, macroglossia, abdominal wall defects, lateralized overgrowth, and embryonal tumors [...

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The Turin Metropolitan Transplant Centre (CIC 305) includes four flow-cytometry laboratories assessing quality control on hematopoietic stem cells (HSC) with different instruments and operators. Therefore, the CD34+ enumeration assay should be validated on a regular basis. We describe here the validation plan to test the inter-laboratory reproducibility of CD34+ enumeration assay, based on the risk analysis.

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Article Synopsis
  • EBV-positive post-transplant lymphoproliferative disease (PTLD) is a rare and aggressive condition that can occur in patients after hematopoietic cell transplant due to their weakened immune systems.
  • Nearly half of the patients with EBV PTLD do not respond to the initial rituximab treatment, leading to limited options and a lack of established care strategies for those who relapse or are refractory.
  • A study of 81 patients revealed that the average survival time after treatment failure is only 0.7 months, with PTLD, graft-versus-host disease, and treatment-related issues being the primary causes of death, indicating a critical need for better treatment solutions.
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Outcomes of Long Bones Treated With Carbon-Fiber Nails for Oncologic Indications: International Multi-institutional Study.

J Am Acad Orthop Surg

February 2024

From the Massachusetts General Hospital-Harvard Medical School, Boston, MA (Lozano-Calderon, Groot, Werenski, Merchan, Yeung, Sodhi, and Berner), Leiden University Medical Center Leiden, The Netherlands (Rijs, Su, and van de Sande), Centro Hospitalar Universitário do Porto, Oporto University Hospital Center, Porto, Portugal (Oliveria), IRCCS Istituto Ortopedico Rizzoli, Bologna, Italy (Bianchi, Staals, and Donati), Ospedale Maggiore Trauma Center, Bologna, Italy (Lana), Tel Aviv Sourasky Medical Center, Tel Aviv, Israel (Segal), Centro Traumatologico Ortopedico, Turin, Italy (Marone, Piana, Meo, Pellegrino, and Ratto), Department of General Surgery, Plastic Surgery, and Orthopaedics, Policlinico Umberto I Hospital-Sapienza, Orthopaedic and Traumatology Unit, University of Rome, Rome, Italy (Zoccali). Orthopaedic Oncology Unit, Careggi University Hospital, Florence, Italy (Tomai, Scoccianti, and Campanacci), University Hospital of Pisa, Pisa, Italy (Andreani and Franco), Hospital Universitario La Paz, Madrid, Spain (Pensado, Ruiz, Moreno, and Ortiz-Cruz), Regina Margherita Children's Hospital Torino, TO, Italy (Boffano).

Background: Intramedullary nail fixation is commonly used for prophylactic stabilization of impending and fixation of complete pathological fractures of the long bones. However, metallic artifacts complicate imaging evaluation for bone healing or tumor progression and postoperative radiation planning. Carbon-fiber implants have gained popularity as an alternative, given their radiolucency and superior axial bending.

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Article Synopsis
  • * Three main management strategies emerged: one endorsing antibiotics to prevent acute rheumatic fever, another viewing pharyngitis as self-limiting, and a third adjusting treatment based on individual risk for rheumatic fever.
  • * The findings highlight inconsistencies across international guidelines, suggesting the need for a unified global approach and further research on cost-effectiveness and local GABHS epidemiology.
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Background: During the COVID-19 pandemic, the paediatric population plays a minor role in the spread of the SARS-CoV-2 virus. However, in order to keep schools open and reduce SARS-CoV spreading, it is necessary to identify and isolate early SARS-CoV-2 positive paediatric patients even if they are asymptomatic. The aim of this study was to describe a setting for SARS-CoV 2 testing based on the spontaneous presentation of paediatric patients attending school without a medical prescription and explore its appropriateness.

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Background: Osteosarcoma (OS) represents a rare cancer with an unfavorable prognosis that needs innovative treatment. The aim was to isolate a secretome from mesenchymal stem cells (MSCs) that are treated with paclitaxel (PTX)-containing microvesicles as a drug delivery system and analyze its cytotoxic effects on OS cell lines (SJSA, MG63, and HOS).

Methods: Three batches of secretome (SECR-1, SECR-2, and SECR-3) were produced from three bone marrow (BM) MSCs samples treated for 24 h with 15 µg/mL of PTX or with a standard medium.

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The primary aim of this systematic analysis is to highlight opportunities to improve the environmental impact of advanced therapy medicinal products (ATMP) manufacturing. We have compared the Greenhouse Gas (GHG) emissions expressed in CO2eq of a classic clean room open system (AinB) Cell Factory versus a comparable closed system equipped with isolators (AinD). We have therefore outlined a theoretical situation to simulate the use of a closed system with an equivalent production output to that obtained in the Cell Factory (CF) of the Regina Margherita Children's Hospital.

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Article Synopsis
  • The study aimed to replicate the Oxford Classification for IgA nephropathy using a deep learning pipeline called MESCnn, which integrates automatic glomerular segmentation and classification for key glomerular components.
  • A dataset of 1056 whole slide images from kidney biopsies was annotated, and models were trained and tested to achieve accurate detection and classification of mesangial hypercellularity, endocapillary hypercellularity, segmental sclerosis, and active crescents.
  • Results showed that the segmentation models performed well, demonstrated by high accuracy metrics, with EfficientNetV2-L and MobileNetV2 providing the best results for different classification categories, indicating the potential for effective computer-aided diagnosis in nephropathology.
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