81 research outputs found

    Cognitive Consequences in Children with Epilepsy

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    Some epilepsy is, in general, often associated with cognitive problems that can also affect a patient's adjustments. Epileptic seizures result from an excessive, synchronous discharge of cerebral neurons. Interictal paroxysmal electroencephalogram (EEG) abnormalities are regarded as a correlate of persistent pathological neuronal discharges. Thus, correlation between cognitive deterioration and seizure severities/EEG paroxysmal abnormalities should be investigated. We have previously measured frontal/prefrontal lobe volumes using three-dimensional (3D)-magnetic resonance imaging (MRI) in children with benign childhood epilepsy with centrotemporal spikes, epilepsy with continuous spike-waves during slow sleep, frontal lobe epilepsy, and Panayiotopoulos syndrome, and confirmed that longer active seizure period as frequent spike-waves coupled with the occurrence of frequent seizures and presence of status epilepticus may be associated with prefrontal lobe growth disturbance, which relates to cognitive impairments. These findings suggest that seizure severities such as repeated seizures and presence of status epilepticus, and the subclinical paroxysmal EEG abnormalities may induce prefrontal lobe growth disturbance, which leads to intellectual impairments. Achieving better seizure control and remission for paroxysmal EEG abnormalities is a key to improve quality of life (QOL) in children with epilepsy. From the perspective of decreased cognitive problems and improving QOL, management may be required to remit seizures and paroxysmal EEG abnormalities as soon as possible to achieve optimal prognosis in epilepsy

    Effects of levetiracetam on seizure frequency and neuropsychological impairments in children with refractory epilepsy with secondary bilateral synchrony

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    AbstractPurposeIn epilepsy with continuous spikes and waves during slow sleep (CSWS), which is a representative epileptic syndrome of secondary bilateral synchrony (SBS), the urgent suppression of this electroencephalographic (EEG) abnormality may be necessary to prevent the progression of neuropsychological impairments. The purpose of this study was to determine the efficacy of levetiracetam (LEV) on SBS, seizure frequency, and neuropsychological impairments in children with refractory epilepsy.MethodsEleven (seven male and four female) patients with refractory epilepsy with SBS on EEG, aged between 4.7 years and 11.3 years, were included in this study. After a 3-month baseline period, the patients were given LEV at an initial dose of 10mg/kg/day for the first week, followed at increments of 5mg/kg/day every week, up to 20mg/kg/day. The LEV dose was then adjusted up to a maximum of 60mg/kg/day, according to the clinician's judgment. EEG recordings and clinical evaluations were performed every 3 months, focusing on SBS. The occurrence of SBS was then scored, and the relationship between the score and the response to LEV treatment was evaluated. In comparison with the baseline SBS frequency, the EEG response to LEV treatment was classified, and responders were identified as having a ≥50% reduction in SBS frequency. In addition, in comparison with the baseline seizure frequency, response to LEV treatment was classified. Responders were identified as patients with complete cessation (100% seizure control) and a response of ≥50% reduction in seizures. Furthermore, neuropsychological impairments such as hyperactivity, impulsiveness, and inattention were evaluated before and after LEV treatment.ResultsEight patients (72.7%) were considered responders. In addition, all eight patients were also considered responders for clinical seizures. Furthermore, 7 of 8 (87.5%) patients with response showed decreased hyperactivity and impulsivity after LEV administration.ConclusionsThe present data clearly indicate the usefulness of LEV in reducing both SBS on EEG and seizure frequency. LEV represents an important addition to the treatments available for refractory childhood epilepsies with SBS on EEG

    Salvage living donor liver transplantation after percutaneous transluminal angioplasty for recurrent Budd-Chiari syndrome: a case report

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    <p>Abstract</p> <p>Introduction</p> <p>Budd-Chiari syndrome is a very rare pathological entity that ultimately leads to liver failure. Several therapeutic modalities, including percutaneous transluminal angioplasty, have been attempted to save the life of patients with Budd-Chiari syndrome. Few reports have described a salvage living donor liver transplantation performed after percutaneous transluminal angioplasty in a patient with acute Budd-Chiari syndrome.</p> <p>Case presentation</p> <p>A 26-year-old Japanese man developed severe progressive manifestations, such as massive ascites and hematemesis due to rupture of esophageal varices. After making several investigations, we diagnosed the case as Budd-Chiari syndrome. We first performed percutaneous transluminal angioplasty to dilate a short-segment stenosis of his inferior vena cava. The first percutaneous transluminal angioplasty greatly improved the clinical manifestations. However, after a year, re-stenosis was detected, and a second percutaneous transluminal angioplasty failed to open the severe stricture of his inferior vena cava. Since our patient had manifestations of acute liver failure, we decided to perform salvage living donor liver transplantation from his brother. The transplantation was successfully performed and all clinical manifestations were remarkably alleviated.</p> <p>Conclusion</p> <p>In cases of recurrent Budd-Chiari syndrome, the blocked hepatic venous outflow is not always relieved, even with invasive therapies. We have to take into account the possibility of adopting alternative salvage therapies if the first therapeutic modalities fail. When invasive therapy such as percutaneous transluminal angioplasty fails, liver transplantation should be considered as an alternative option.</p

    ホスピス トクシマ ニオケル マッキ ガン カンジャ ノ ボウシュヨウセイ シンケイ ショウコウグン ノ ハッショウ ヒンド ト ソノ リンショウテキ イギ

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    Neurological complications in advanced cancer occur frequently and therefore an adequate neurological assessment must always be part of patient evaluation in hospice palliative care. Paraneoplastic neurological syndromes are rare, probably affecting less than 1 per cent of patients with cancer, even if the most commonly associated neoplasms, such as small-cell lung cancer and ovarian cancer are considered. Neurological complications were studied in 127 inpatients with advanced cancers. Neurological complications were seen in up to 40 per cent of the patients. The most frequent symptom was derilium, followed in order to lethargy, paraplegia, depression, dementia, hemiplegia, restlessness, aphasia, stupor, facial palsy, recurrent laryngeal nerve palsy, convulsion, and myastenia. Those symptoms were seen in patients in hepatic encephalitis(12), metastatic brain tumor(9), metastatic spinal cord injury(8), depression(4), paraneoplastic syndrome(4), hypercalcemia(2), senile dementia(2), peripheral neuritis(2), and cerebral infarction(2). Of the four patients with paraneoplastic syndrome, one patient had both anti-Hu antibody and anti-VGCC antibody and two patients had anti-neuronal nuclear antibodies. These results indicate that paraneoplastic neurological syndromes are associated more than 1 per cent of patients with advanced cancer

    First Data Release of the Hyper Suprime-Cam Subaru Strategic Program

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    The Hyper Suprime-Cam Subaru Strategic Program (HSC-SSP) is a three-layered imaging survey aimed at addressing some of the most outstanding questions in astronomy today, including the nature of dark matter and dark energy. The survey has been awarded 300 nights of observing time at the Subaru Telescope and it started in March 2014. This paper presents the first public data release of HSC-SSP. This release includes data taken in the first 1.7 years of observations (61.5 nights) and each of the Wide, Deep, and UltraDeep layers covers about 108, 26, and 4 square degrees down to depths of i~26.4, ~26.5, and ~27.0 mag, respectively (5sigma for point sources). All the layers are observed in five broad bands (grizy), and the Deep and UltraDeep layers are observed in narrow bands as well. We achieve an impressive image quality of 0.6 arcsec in the i-band in the Wide layer. We show that we achieve 1-2 per cent PSF photometry (rms) both internally and externally (against Pan-STARRS1), and ~10 mas and 40 mas internal and external astrometric accuracy, respectively. Both the calibrated images and catalogs are made available to the community through dedicated user interfaces and database servers. In addition to the pipeline products, we also provide value-added products such as photometric redshifts and a collection of public spectroscopic redshifts. Detailed descriptions of all the data can be found online. The data release website is https://hsc-release.mtk.nao.ac.jp/.Comment: 34 pages, 20 figures, 7 tables, moderate revision, accepted for publication in PAS
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