414 results match your criteria: "Miyagi Children's Hospital[Affiliation]"

Article Synopsis
  • Peutz-Jeghers syndrome (PJS) and juvenile polyposis syndrome (JPS) are hereditary conditions linked to a high risk of cancer, but their prevalence and incidence in Japan were previously unknown.
  • A nationwide survey in 2022 revealed that there are an estimated 701 patients with PJS and 188 with JPS in Japan, with low prevalence and incidence rates highlighted.
  • Results also showed a higher male representation in both conditions and indicated a need for further research on clinical details and outcomes associated with these syndromes.
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Long-Term Course and Prognostic Factors in Pediatric Ulcerative Proctitis: A Multicenter Cohort Study.

Inflamm Bowel Dis

November 2024

Center for Pediatric Inflammatory Bowel Disease, Division of Gastroenterology, National Center for Child Health and Development, 2-10-1, Okura, Setagaya-City, Tokyo 157-8535, Japan.

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Purpose: The JCCG ALL-B12 clinical trial aimed to evaluate the effectiveness of unvalidated treatment phases for pediatric ALL and develop a safety-focused treatment framework.

Patients And Methods: Patients age 1-19 years with newly diagnosed B-ALL were enrolled in this study. These patients were stratified into standard-risk (SR), intermediate-risk (IR), and high-risk (HR) groups.

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Objective: Detecting neurological deterioration and diagnosing tethered cord syndrome (TCS) in patients with myelomeningocele (MMC) can be challenging due to the presence of symptoms at birth and the lack of objective indicators. This retrospective analysis focused on urological manifestations and evaluated whether tethered cord release (TCR) for TCS at an early stage could improve or stabilize video urodynamic study (VUDS) findings and lower urinary tract function.

Methods: This study analyzed 55 of 64 children who underwent MMC repair at Miyagi Children's Hospital, Sendai, Japan, between 2003 and 2016.

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Conotruncal heart defects are severe congenital malformations of the outflow tract, including truncus arteriosus (TA) and double-outlet right ventricle (DORV). TA is a severe congenital heart disease (CHD) in which the main arterial outflow tract of the heart fails to separate. We recently reported TMEM260 (NM_017799.

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Article Synopsis
  • The text provides an English version of the 2018 guidelines for diagnosing and treating idiopathic portal hypertension, extrahepatic portal obstruction, and Budd-Chiari syndrome.
  • These guidelines were developed by the Aberrant Portal Hemodynamics Study Group and are overseen by Japan's Ministry of Health, Labor, and Welfare.
  • The full guidelines contain 86 clinical questions and explanations, spanning 183 pages in Japanese.
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  • Selenium deficiency is a significant issue for patients with gastrointestinal diseases on long-term central venous nutrition, especially since only injectable selenium is approved in Japan, while oral preparations are prepared in hospitals without proven efficacy or safety.
  • A study involving 239 treated and 220 untreated pediatric cases found that an oral selenium preparation can be maintained safely within the upper tolerated dose limit, with no reported adverse effects related to selenium dosage.
  • The findings suggest that administering oral selenium at lower doses is effective and safe for managing selenium deficiency in young patients with gastrointestinal issues.
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  • * In a study of 53 pediatric patients, 22.6% were diagnosed with genetic disorders related to thrombocytopenia, with some having family histories of the condition.
  • * The study found significant genetic variants in patients, emphasizing the need for comprehensive testing to guide treatment decisions and monitor long-term health, especially as these patients may have a higher risk for malignancies.
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  • The ALL-R08 study in Japan focuses on children with first-relapsed acute lymphoblastic leukemia (ALL) to evaluate the effectiveness of the BFM-S classification and measurable residual disease (MRD) as prognostic tools for patient survival.
  • The study consists of two parts: an observational study (ALL-R08-I) and a clinical trial (ALL-R08-II) that differentiates treatment based on MRD levels after induction therapy.
  • Results showed varying 3-year event-free survival rates across different BFM-S groups, indicating that children treated with either Japanese or BFM-type protocols have similar outcomes for managing first-relapsed ALL.
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  • - The AML-05 study focused on evaluating a risk-based treatment approach for children with acute myeloid leukemia (AML), determining that allogeneic hematopoietic cell transplantation (allo-HCT) wasn’t necessary for low- or intermediate-risk patients in their first complete remission.
  • - A retrospective analysis identified key prognostic factors for survival in 79 pediatric patients who underwent allo-HCT, highlighting umbilical cord blood (UCB) as a particularly favorable donor source for low-risk patients, along with late relapse being advantageous for intermediate-risk patients.
  • - The study found significant differences in three-year outcomes like overall survival (OS) and event-free survival (EFS) between low- and intermediate-risk groups, suggesting
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Combined procedure using a double flap as a surgical option for coarctation of the aorta with delayed diagnosis.

Gen Thorac Cardiovasc Surg

August 2024

Department of Cardiovascular Surgery, Miyagi Children's Hospital, 4-3-17 Ochiai, Aoba-ku, Sendai City, Miyagi, 989-3126, Japan.

Simple coarctation of the aorta is repaired in an infant by direct end-to-end anastomosis of the aorta or subclavian flap aortoplasty. However, some cases are not detected until late childhood. For school-age patients, greater consideration must be given to risks such as postoperative limb ischemia and the potentially harmful effects of any artificial material on future growth.

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  • Japan has faced 8 COVID-19 waves over 3 years, prompting a study on the clinical outcomes of IBD patients with COVID-19 using the J-COSMOS registry, analyzing data from 1308 patients.
  • Most patients (76%) were in remission, with 98.4% categorized as having nonsevere COVID-19; factors like high BMI and cerebrovascular disease were identified as risks for severe illness.
  • No deaths occurred among IBD patients, and findings indicated that certain treatments may mitigate COVID-19 severity without affecting IBD activity.
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Introduction: The Tohoku Medical Megabank (TMM) was established for creative reconstruction from the Great East Japan Earthquake and tsunami in 2011. Two prospective genome cohort studies in Miyagi prefecture have successfully recruited approximately 127,000 participants. The health status of these individuals was evaluated at the initial recruitment, and follow-up health checkups have been conducted every 5 years.

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  • The study investigates the distribution of aldosterone-producing cells in human adrenal glands during fetal and childhood stages, focusing on age-related changes in their histology and function.
  • Researchers analyzed 78 adrenal glands from autopsy cases, revealing that certain cell ratios related to aldosterone production fluctuated with age, showing distinct patterns during different developmental stages.
  • This research is notable as it's the first to quantitatively assess the specific distribution of these cells and how aldosterone biosynthesis evolves from fetal development through infancy.
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Patatin-like phospholipase domain-containing lipase 8 (PNPLA8), one of the calcium-independent phospholipase A2 enzymes, is involved in various physiological processes through the maintenance of membrane phospholipids. Biallelic variants in PNPLA8 have been associated with a range of paediatric neurodegenerative disorders. However, the phenotypic spectrum, genotype-phenotype correlations and the underlying mechanisms are poorly understood.

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Extubation and removal of supraglottic airway devices in pediatric anesthesia.

Anesth Pain Med (Seoul)

October 2024

Department of Anesthesia, Miyagi Children's Hospital, Sendai, Japan.

In pediatric anesthesia, respiratory adverse events often occur during emergence from anesthesia and at the time of endotracheal tube or supraglottic device removal. The removal of airway devices and extubation are conducted either while patients are deeply anesthetized or when patients awaken from anesthesia and have regained consciousness. The airways of children are easily irritated by external stimuli and are structurally prone to collapse, and the timing of both methods of airway device removal is similarly associated with various airway complications, including upper airway obstruction, coughing, or serious adverse events such as laryngospasm and desaturation.

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Background: The number of students with food allergies is on the increase, while the problems and burdens of school teachers and staff are not yet clear. Our study was designed to identify the unmet needs of school teachers and staff dealing with food allergy in school lunches.

Methods: A written questionnaire was sent by mail to 600 elementary and junior high schools in Miyagi Prefecture.

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Severe achondroplasia with developmental delay and acanthosis nigricans (SADDAN) is a bone dysplasia caused by a pathogenic variant of fibroblast growth factor receptor 3 (). Pathogenic variants in also cause thanatophoric dysplasia (TD) and achondroplasia. Although the findings of SADDAN and TD during the fetal and neonatal periods are similar, they differ in their long-term prognoses.

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Background: Flat head syndrome (FHS) sometimes occurs when a baby maintains the same head position during the first several months of life, causing a skull deformity. FHS usually improves with time and natural growth, although some show aggravation against conservative treatment. We reviewed pathologically proved early closure of skull suture that may be seen secondary to FHS.

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Article Synopsis
  • Acute lymphoblastic leukemia (γδ T-ALL) is a rare and complex condition in children, prompting a study of 200 pediatric cases to identify its clinical and genetic characteristics.
  • The research revealed that very young children (under 3 years) with γδ T-ALL face a significantly high risk and display specific genetic changes, particularly involving STAG2 inactivation and LMO2 activation.
  • Importantly, their findings suggest that targeting DNA repair pathways linked to STAG2 inactivation with specific drugs could offer new treatment options and help classify patients based on their risk levels.
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How do we treat severely prolapsed true ectopia cordis?

Eur J Cardiothorac Surg

July 2024

Department of Cardiovascular Surgery, Miyagi Children's Hospital, Sendai, Japan.

Ectopia cordis is an extremely rare condition where the heart displaces outside the thoracic cavity. Treating this, especially when accompanied by congenital heart diseases and severe protrusion, is challenging. Here, we present a case of successful treatment involving intracardiac repair and delayed sternal closure using local skin flaps.

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