Publications by authors named "S Yasukochi"

Background: Selexipag, an oral prostacyclin (PGI) receptor agonist, is approved for adult patients with pulmonary arterial hypertension (PAH). This study evaluated the efficacy and safety of selexipag for Japanese pediatric patients with PAH.

Methods And Results: The study enrolled 6 patients who received selexipag twice daily at an individualized dose based on body weight; maintenance doses were determined for each patient by 12 weeks after starting administration.

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Background: The immune-related adverse event (irAE), pneumonitis, is a potentially fatal complication of immune checkpoint inhibitors (ICIs). Preventing its progression is crucial, emphasizing the need for effective screening tests. We evaluated the feasibility of using Krebs von den Lungen-6 (KL-6), a marker for interstitial pneumonitis, as a screening tool for pneumonitis.

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Three-dimensional (3D) printing is an advanced technology for accurately understanding anatomy and supporting the successful surgical management of complex congenital heart disease (CHD). We aimed to evaluate whether our super-flexible 3D heart models could facilitate preoperative decision-making and surgical simulation for complex CHD. The super-flexible heart models were fabricated by stereolithography 3D printing of the internal and external contours of the heart from cardiac computed tomography (CT) data, followed by vacuum casting with a polyurethane material similar in elasticity to a child's heart.

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This case report describes a 15-year-old boy who presented with vasospastic angina (VSA). His symptoms included chest and back pain, nausea, and respiratory distress. After undergoing diagnostic tests, including coronary angiography and an acetylcholine provocation test, the patient was diagnosed with VSA.

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Article Synopsis
  • This study established normal reference values for global longitudinal strain (GLS) in the left and right ventricles of healthy Japanese fetuses during normal pregnancies.
  • A total of 513 healthy fetuses, between 18 and 40 weeks of gestation, were analyzed using two-dimensional speckle tracking echocardiography.
  • The findings revealed mean LV-GLS of -24.3% ± 3.5% and RV-GLS of -23.5% ± 3.7%, showing a decrease in GLS values with advancing gestation, which can help in assessing cardiac functions in fetuses with heart conditions.
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