Publications by authors named "Yasunori Otsuka"

Background: Acute encephalopathy with biphasic seizures and late reduced diffusion (AESD) causes clustered seizures (late seizures; LS) 3-7 days after early seizure (ES); however, few reports provide continuous electroencephalogram (C-EEG) monitoring details. This study aimed to evaluate the initial/last detection date of LS using C-EEG and determine whether LS EEG features correlate with neurological sequelae.

Materials And Methods: We analyzed 28 patients diagnosed with AESD who underwent C-EEG monitoring between 2015 and 2020.

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Article Synopsis
  • The study aimed to evaluate the short-term effects of ketamine on pediatric and adolescent patients suffering from super-refractory status epilepticus (SRSE) and its relationship with underlying inflammatory causes.
  • A cohort of 18 patients was analyzed, revealing that 83% experienced a significant reduction in seizure frequency after ketamine treatment, although those with inflammatory conditions had less favorable outcomes.
  • The findings suggest that while ketamine is generally safe and effective, the presence of inflammation may diminish its efficacy in treating SRSE.
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Autoimmune diseases, including dermatomyositis, can be complicated by an acquired autoimmune coagulation factor XIII deficiency, which sometimes results in fatal bleeding. Here, we report the case of a young woman with anti-NPX-2 antibody-positive dermatomyositis who developed massive haemothorax with acquired factor XIII deficiency during treatment, including plasma exchange therapy. Emergency transcatheter arterial embolisation was performed and coagulation factor XIII concentrates (Fibrogammin P® 240 U/day for 5 days) were supplemented.

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The indications for using temporary epicardial pacing wires after pediatric cardiac surgery remain unclear. Post-procedure intracardiac pressure is valuable for detecting circulatory disturbances and residual lesions. This study aimed to examine the association between post-procedure intracardiac pressures and the use of temporary epicardial pacing wires.

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Case: Thrombocytopenia, anasarca, fever, renal insufficiency, and organomegaly (TAFRO) syndrome is a newly defined systemic inflammatory disorder with gradual progression of symptoms. A 59-year-old man with fever and ascites of unknown cause developed sudden-onset shock and respiratory failure in the general ward. Cardiac arrest immediately followed.

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Article Synopsis
  • - The study examined the effects of dexmedetomidine (DEX) on pediatric patients who had undergone Fontan surgery, focusing on their hemodynamic, respiratory, and sedation responses.
  • - Fourteen children were reviewed, with nine receiving DEX for sedation and five in a control group receiving standard sedation; the DEX group showed no increase in respiratory issues, thus indicating a lower risk of elevated pulmonary vascular resistance.
  • - Despite the benefits of using DEX in managing post-surgery complications, the study also noted a concerning trend of significant bradycardia, leading to the need for cardiac pacemakers in some patients.
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