Publications by authors named "Kazuma Kowata"

Cavernous malformation (CM) is a type of vascular malformation that is an important cause of intracerebral hemorrhage. However, because CM is a low-flow vascular malformation, the occurrence of major hemorrhage is rare. We present two patients with deep ganglionic intracerebral hemorrhage that caused a significant mass effect, mimicking hypertensive hemorrhage.

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The characteristics of intracerebral hemorrhage (ICH) accompanying chronic liver disease (CLD) were investigated in ICH patients hospitalized between 1998 and 2008 divided into the CLD group (55 ICHs in 49 patients) and the idiopathic group without CLD (668 ICHs in 648 patients). The CLD group included a subgroup with liver cirrhosis (LC). Age, sex, history of hypertension, Glasgow Coma Scale (GCS) score on admission, and hematoma locations were reviewed.

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Objective: The presence of a cerebrospinal fluid (CSF) shunt is a predisposing factor for the development of subdural hematoma (SDH) in patients with hydrocephalus. However, few reports have addressed how patients with a CSF shunt should be treated in the event of traumatic acute SDH. The purpose of this study was to show how post-traumatic management of CSF shunt affects acute SDH in adult patients with hydrocephalus.

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Objective: Ruptured aneurysms arising from non-branching sites of the internal carotid artery (ICA) are often difficult to treat by neck clipping or endosaccular coiling. We discuss the feasibility of simple endovascular ICA ligation or trapping to treat aneurysms.

Methods: Data from eleven patients were retrospectively analyzed regarding Hunt and Hess grade on admission, angiographic collateral capacities during digital carotid compression, results of balloon test occlusion of the ipsilateral ICA, type of treatment, and Glasgow outcome scale at discharge.

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Pseudomeningocele is a rare complication of head trauma. An 7-year-old male child who fell from playground equipment was admitted to hospital with lambdoid sutural diastatic fracture. As epidural and subgaleal fluid collections gradually developed from the subsequent day of admission, a subgaleal drain was placed for cerebrospinal fluid (CSF) diversion.

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