Publications by authors named "Atsushi Shindo"

Introduction: Skeletal muscle mass is considered a prognostic factor for survival in patients with cancer. In this study, we investigated the associations between skeletal muscle mass, physical function, fatigue, and quality of life(QOL)at diagnosis in patients with hematological malignancies.

Methods: In this study, we included 27 untreated patients with newly diagnosed hematological malignancies who visited our hospital.

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Simplifying the estimation of internal jugular venous pressure (JVP) as visible or not visible above the right clavicle in the sitting position has attracted attention for risk assessment in patients with heart failure (HF). It remains unclear whether this simple assessment, combined with its inspiration response known as Kussmaul's sign, is useful in patients with HF who vary in features such as HF with reduced ejection fraction (HFrEF) and preserved ejection fraction (HFpEF).This study consisted of 246 patients who were admitted for the management of HF.

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Nineteen non-small cell lung cancer patients admitted for chemotherapy were investigated for cognitive dysfunction and factors affecting cognitive function. The results showed that the patients experienced some decline in cognitive function, and fatigue affected cognitive function and quality of life. Cognitive function in cancer patients affects their treatment choices, employment, and social life.

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Background: This case report describes the successful management of rehabilitation therapy for a hematological malignancy patient who was receiving chemotherapy and had coronavirus disease 2019 (COVID-19).

Case: A 76-year-old man receiving chemotherapy for relapsed refractory multiple myeloma (MM) presented to our hospital with fever and dyspnea and was hospitalized with a diagnosis of COVID-19. Physical therapy (20 min/day, 5 days/week) was started on day 6 of hospitalization while the patient was receiving oxygen therapy.

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This study aimed to investigate the effects of physical therapists' exercise instructions in Japanese patients with type 2 diabetes. Thirty-six participants were recruited from the outpatient clinic at Matsushita Memorial Hospital, Osaka, Japan from June 2020 to September 2020 and were randomly assigned to either the non-intervention or intervention group. The intervention group received exercise instructions from physical therapists for 30 min at baseline (week 0) and at week 4 by referring to ambulatory accelerometer records.

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Purpose: It is well studied that physical function and social background affect the quality of life (QoL) of cancer patients. However, differences in QoL by age and factors affecting health state utility values (HSUV) of patients with hematological malignancies have not yet been sufficiently investigated. Our aim is to investigate the factors that affect QoL and HSUV in such patients.

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Objective: Preoperative embolization of meningiomas induces necrosis prior to surgery and facilitates resection. Lack of contrast enhancement on postembolization MRI correlates with pathological findings of necrosis and can be used to assess embolization efficacy. This study aimed to examine clinicopathologic factors associated with tumor necrosis after embolization.

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Jugular venous pressure (JVP) has been established for the assessment of central venous pressure in patients with heart failure (HF), but data are limited regarding the response of JVP to exercise because of its complicated methods. Simplifying the estimation of JVP may be applied in such situations. JVP was assessed before and after the 6-minute walk test (6MWT) in 81 patients with HF using a simple method by which the JVP was considered high when the internal jugular venous pulsation on the right side was visually identified above the right clavicle in the sitting position.

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Background: Symptomatic cyst formation after brain tumor resection is a rare complication of the early postoperative phase. We describe a complicated case of postoperative symptomatic cyst formation after gross total removal of a convexity meningioma.

Case Description: A 59-year-old woman presented with recent onset motor aphasia.

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Purpose: Recent studies in animal subarachnoid hemorrhage (SAH) models have reported that dexmedetomidine (DEX) use demonstrates significantly better neurological outcomes. This study aimed to evaluate whether DEX use is associated with favorable neurological outcomes (FO) in SAH patients.

Materials And Methods: We retrospectively reviewed all SAH patients between 2009 and 2017.

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Introduction In case of cavernous sinus dural arteriovenous fistula (CSDAVF), transvenous embolization (TVE) of the cavernous sinus (CS) via the inferior petrosal sinus (IPS) is generally performed. However, various approach routes have been reported when the accessibility of the IPS is challenging. We herein report a case of CSDAVF treated by TVE with direct puncture of the facial vein.

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Purpose: This study assesses the behavior of serial blood lactate measurements during intensive care unit (ICU) stay to identify prognostic factors of unfavorable neurological outcomes (UO) in patients with aneurysmal subarachnoid hemorrhage (SAH).

Methods: We retrospectively reviewed all patients who were consecutively hospitalized with SAH between 2009 and 2016. Arterial blood lactate levels were routinely obtained on admission and every 6h in the ICU.

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Introduction: Dysnatremia commonly occur in the intensive care unit (ICU) management of patients with aneurysmal subarachnoid hemorrhage (SAH). However, detailed management strategies have not been provided even by current guidelines. The purposes of this study were to examine the association of abnormal serum sodium levels with unfavorable neurologic outcomes and to identify the target range of serum sodium in patients with SAH.

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Purpose: In patients with aneurysmal subarachnoid hemorrhage (SAH), increased glucose variability (GV) is associated with increased mortality and cerebral infarction; however, there are no reports demonstrating an association between GV and neurological outcome. This study investigated whether GV had an independent effect on neurological outcomes in patients with SAH in the intensive care unit.

Materials And Methods: Consecutive adult patients hospitalized with SAH between January 1, 2009, and May 31, 2015 (N = 122) were retrospectively reviewed.

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Background: Several studies using trauma data banks and registers showed that age, Glasgow Coma Scale (GCS), Injury Severity Score, and intraventricular hemorrhage were independent factors for neurologic outcomes in geriatric patients with traumatic brain injury (TBI). However, these analyses did not comprehensively evaluate factors particularly associated with geriatric patients. We aimed to identify factors particularly associated with geriatric patients that affect neurologic outcomes in TBI.

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Purpose: The purpose of the study is to evaluate the impact of neurointensivist-managed intensive care unit (NIM-ICU) implementation for patients admitted with aneurysmal subarachnoid hemorrhage (SAH).

Methods: This study retrospectively evaluated 234 patients (mean age, 61.7 years; male, 67) admitted with SAH between January 1, 2001, and March 31, 2014.

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We report a rare case of metastasis to a preexisting pituitary adenoma. An 80-year-old man with a history of pituitary adenoma and lung cancer presented with recent onset of bilateral visual impairment, oculomotor nerve palsies, and severe headache. A CT scan revealed a pituitary tumor expanding into the suprasellar region and infiltrating the bilateral cavernous sinuses.

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Intravenous recombinant tissue-type plasminogen activator (rt-PA) therapy is highly recommended to patients who are diagnosed with ischemic stroke within 4.5 hours after the onset while mechanical clot retrieval can be attempted in patients who are not indicated for or cannot effectively receive intravenous rt-PA therapy. In this article, we report early treatment outcomes and discuss the usefulness of mechanical clot retrieval using the Penumbra system (Penumbra Inc.

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Background: The aim of the present study is the characterization of hemodynamics to predict hyperperfusion syndrome (HPS) after carotid artery stenting (CAS) with positron emission tomography (PET) obtained before and on the first day after the treatment.

Methods: Cerebral perfusion and oxygen metabolism were evaluated by (15)O-gas PET in 18 patients with symptomatic internal carotid artery (ICA) stenosis before and on the first day after CAS. Regional cerebral blood flow (CBF), oxygen extraction fraction (OEF), cerebral metabolic rate of oxygen (CMRO2), and cerebral blood volume (CBV) were measured in the ipsilateral and contralateral middle cerebral artery territories and compared between before and after CAS.

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A 53-year-old man suffered from pulsating headache for 2 months. Magnetic resonance imaging with gadolinium revealed a linear or nodular mass along the left fronto-parietal convexity. Positron emission tomography (PET) with L-[methyl-11C]methionine (11C-MET) demonstrated increased uptake in the enhanced lesion.

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CYP4A11, which is a member of the cytochrome P450 family, acts mainly as an enzyme that converts arachidonic acid to 20-hydroxyeicosatetraenoic acid (20-HETE), a metabolite involved in the maintenance of cardiovascular health. Recently, it was reported that many subfamilies of CYP genes have an association with myocardial infarction (MI). The aim of the present study was to assess the association between the human CYP4A11 gene and MI, using a haplotype-based case-control study with a separate analysis of the gender groups.

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We encountered a case of intracranial metastatic malignant melanoma which caused repeated multiple hemorrhage. Intracranial metastatic malignant melanoma showed high intensity in the magnetic resonance imaging's T1 weighted image, low intensity in T2 weighted image and very low intensity in T2* weighted image. Positron emission tomographic scans are useful for systemic evaluation of active malignancies.

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Embryonic stem cells (ES cells) differentiate into multiple cell lineages including neural cells. The present study optimized the method to induce differentiation of gamma-aminobutyric acid-producing neurons (GABAergic neurons) from ES cell-derived neural stem/progenitor cells (NS/PCs), and transplanted these ES cell-derived GABAergic neurons producing neural progenitors into kindled epileptic mice, and analyzed the morphological and functional recovery from epilepsy. The response of kindling was evaluated by the modified Racine scale.

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Chordoid meningioma (CM) is characterized by a striking histologic resemblance to chordoma and propensity for aggressive behavior or recurrence (WHO grade II designation). Orbital intraosseous CM is extremely uncommon and only one case report has been documented. A case is presented here in which squash smears of a left orbital tumor in a 53-year-old male revealed small clusters or cord-like structures of bland tumor cells embedded in a myxoid or mucinous background.

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We report the case of an 18-year-old woman with suprasellar germinoma masquerading as lymphocytic hypophysitis, which was associated with central diabetes insipidus, delayed sexual development, and hypopituitarism. Magnetic resonance imaging revealed an enlarged pituitary gland, thickened pituitary stalk, and a mass lesion in the inferior hypothalamus; these findings are typical of lymphocytic hypophysitis. Despite the administration of prednisolone therapy for 3 months, an enlarged irregular cystic mass lesion developed in the pituitary stalk and inferior hypothalamus.

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