Simulation of clipping position for cerebral aneurysms using three-dimensional computed tomography angiography.

abstract：:A 46-year-old male presented with a huge facial schwannoma extending into both the middle cranial fossa and the cerebellopontine angle but without manifesting facial nerve palsy. Neurological examination on admission revealed no deficits except for speech disturbance. Computed tomography showed a multicystic tumor ext...

journal_title：Neurologia medico-chirurgica

authors： Furuta S,Hatakeyama T,Zenke K,Nagato S

更新日期：2000-10-01 00:00:00

abstract：:A 29-year-old female with neurofibromatosis presented with a right lumbar lateral meningocele. Abdominal computed tomography (CT) showed a huge right retroperitoneal cyst expanding anterolaterally and displacing the right kidney. CT following myelography disclosed the cyst expanding through a wide defect of the right ...

journal_title：Neurologia medico-chirurgica

authors： Miyata M,Yamasaki S,Yoshida T,Matsubara M,Okamura M,Hirayama A,Tamaki N

更新日期：1995-12-01 00:00:00

abstract：:Sixty patients with anterior clinoid meningiomas (mean age 48 years) were surgically treated. There was a slight female predominance. Headache and visual impairment were the commonest clinical symptoms at presentation. The patients were classified on the basis of extent of the visual impairment, size of the tumor, and...

journal_title：Neurologia medico-chirurgica

authors： Goel A,Gupta S,Desai K

更新日期：2000-12-01 00:00:00

abstract：:A 79-year-old man with a cardiac pacemaker for bradycardia fell down and presented with sudden onset of right hemiplegia and aphasia. Initial computed tomography (CT) showed no cerebral infarction but angiography revealed occlusion of the left middle cerebral artery (MCA). Local intra-arterial thrombolysis with tissue...

journal_title：Neurologia medico-chirurgica

authors： Meguro T,Higashi H,Nishimoto K

更新日期：2005-12-01 00:00:00

abstract：:The present report describes our experience with air transfer of patients with acute ischemic stroke in whom intravenous tissue plasminogen activator (IV t-PA) failed for rescue endovascular therapy (EVT). Twenty-three consecutive patients in whom IV t-PA failed were transferred to our hospital for rescue EVT between ...

journal_title：Neurologia medico-chirurgica

authors： Tsujimoto M,Yoshimura S,Enomoto Y,Yamada N,Matsumaru N,Kumada K,Toyoda I,Ogura S,Iwama T

更新日期：2015-01-01 00:00:00

abstract：:Hemodynamic stress and chronic inflammation are closely associated with the pathogenesis of intracranial aneurysms (IAs). However, the hemodynamic and biological mechanisms triggering IA formation remain to be elucidated. To clarify them, computational fluid dynamics (CFD) and histopathological analyses in the early p...

journal_title：Neurologia medico-chirurgica

authors： Kataoka H,Yagi T,Ikedo T,Imai H,Kawamura K,Yoshida K,Nakamura M,Aoki T,Miyamoto S

更新日期：2020-07-15 00:00:00

abstract：:The reliability of lumbar intraspinal epidural pressure (ISEDP) as an index of intracranial pressure was investigated in seven patients with high intracranial pressure following neurosurgery. ISEDP and intracranial epidural pressure (ICEDP) were measured simultaneously, the latter by the conventional method. ISEDP was...

journal_title：Neurologia medico-chirurgica

authors： Fujioka S,Kaku M,Hamada J,Yokota A,Ushio Y

更新日期：1989-06-01 00:00:00

abstract：:A 12-year-old boy presented with primary Ewing's sarcoma of the occipital bone manifesting as intermittent high fever and local pain in the occipital region. Plain skull x-ray films disclosed an unclear lytic lesion in the occipital bone. Computed tomography and magnetic resonance imaging demonstrated the irregularly ...

journal_title：Neurologia medico-chirurgica

authors： Zenke K,Hatakeyama T,Hashimoto H,Sakaki S,Manabe K

更新日期：1994-04-01 00:00:00

abstract：:A dissecting aneurysm of the vertebral artery occurred in a 38-year-old male presenting with ischemic attacks. Vertebral angiography revealed irregular narrowing and dilatation of the right vertebral artery, and retention of the contrast medium. Routine T1-weighted magnetic resonance (MR) imaging demonstrated signal v...

journal_title：Neurologia medico-chirurgica

authors： Hamada J,Sato K,Nagahiro S,Ushio Y

更新日期：1992-08-01 00:00:00

abstract：:We describe the efficacy and technical aspects of infiltrated preoperative embolization of meningioma by penetration of very dilute glue. In this method, a 13% n-butyl-cyanoacrylate (NBCA)-lipiodol mixture is injected extremely slowly from the middle meningeal artery (MMA) in a similar manner to plug and push injectio...

journal_title：Neurologia medico-chirurgica

authors： Ohnishi H,Miyachi S,Murao K,Hiramatsu R,Takahashi K,Ohnishi H,Kuroiwa T

更新日期：2017-01-15 00:00:00

abstract：:A 49-year-old female presented with a rare meningioma in the petrous bone. High resolution computed tomography and magnetic resonance imaging demonstrated that the tumor had developed in the jugular foramen and extended into the infralabyrinthine area of the petrous bone and intracranially into the cerebellopontine an...

journal_title：Neurologia medico-chirurgica

authors： Ohta S,Yokoyama T,Uemura K,Nishizawa S,Yamamoto S,Hoshino T

更新日期：1997-06-01 00:00:00

abstract：:A 41-year-old man presented with progressive worsening of postural headache. Computed tomography (CT) showed bilateral subdural hematomas without prior history of trauma. The diagnosis was spontaneous intracranial hypotension (SIH). Conservative treatment with oral steroids failed to prevent gradual deterioration of t...

journal_title：Neurologia medico-chirurgica

authors： Inamasu J,Nakamura Y,Orii M,Saito R,Kuroshima Y,Mayanagi K,Ichikizaki K,Doi H

更新日期：2004-06-01 00:00:00

abstract：:A 54-year-old male presented with pure hypoglossal nerve paresis. Angiography and magnetic resonance (MR) imaging showed the characteristic findings of left internal carotid artery (ICA) dissection. He received aspirin and his symptoms gradually disappeared. Repeat angiography and MR imaging showed that the lesion had...

journal_title：Neurologia medico-chirurgica

authors： Mizumaki Y,Endo S,Yamatani K,Takaku A,Tsukamoto E

更新日期：1998-03-01 00:00:00

abstract：:A 6-year-old boy presented with a cerebellar medulloblastoma. Radical removal of the tumor and postoperative irradiation achieved complete remission. However, a metastatic tumor in the frontal lobe developed 2 years later. Radical removal and postoperative chemotherapy achieved partial remission, but he died of multip...

journal_title：Neurologia medico-chirurgica

authors： Kadota Y,Arai H,Sato K

更新日期：1995-01-01 00:00:00

abstract：:A new, flexible fiberoptic ventriculoscope for observation of the ventricles and major cisterns is reported. This device has been safely used to examine patients with obstructive hydrocephalus due to lesions within the lateral and third ventricles or to congenital aqueductal stenosis. With this instrument, a pineal tu...

journal_title：Neurologia medico-chirurgica

authors： Oka K,Ohta T,Kibe M,Tomonaga M

更新日期：1990-01-01 00:00:00

abstract：:The expression of the intercellular adhesion molecule-1 (ICAM-1) and neural cell adhesion molecule (NCAM) by glioma cell lines was investigated. The effects of interferon (IFN)-gamma or irradiation on the expression was also assessed. Two glioma cell lines showed more than 75% NCAM-positive cells. After treatment with...

journal_title：Neurologia medico-chirurgica

authors： Yamanaka R,Tanaka R,Yoshida S

更新日期：1993-11-01 00:00:00

abstract：:Dynamic computed tomographic (DCT) scans with iodine contrast enhancement were compared with simultaneously obtained xenon CT studies of cerebral blood flow (CBF) in 15 patients with subacute or chronic cerebrovascular ischemic disease. Specifically, the width and corrected first moment (cMT1), as demonstrated by DCT,...

journal_title：Neurologia medico-chirurgica

authors： Terada T,Kikuchi H,Kuriyama Y,Nagata I,Yamagata S,Naruo Y,Minamikawa J,Kaneko T,Sawada T

更新日期：1989-01-01 00:00:00

abstract：:The relationships between event-related potential (P300), higher brain functions, and regional cerebral blood flow (rCBF) were examined in 31 neurosurgical patients. The P300 latency, evaluated by an acoustic "odd-ball" paradigm, was normal in 14 and prolonged in 17 patients. Fourteen of 17 prolonged P300 patients had...

journal_title：Neurologia medico-chirurgica

authors： Kuwata T,Funahashi K,Maeshima S,Ogura M,Hyotani G,Terada T,Itakura T,Hayashi S,Komai N

更新日期：1993-03-01 00:00:00

abstract：:Three cases of ruptured intracranial aneurysm associated with moyamoya disease are presented. Endovascular treatments were performed successfully in two patients with major artery aneurysms. One patient with a collateral aneurysm was managed conservatively and follow-up angiography 1 year later demonstrated spontaneou...

journal_title：Neurologia medico-chirurgica

authors： Arai Y,Matsuda K,Isozaki M,Nakajima T,Kikuta K

更新日期：2011-01-01 00:00:00

abstract：:The authors report an unusual case of arteriovenous communication between extracranial and intracranial vessels, accompanied by incidentally detected bilateral arachnoid cysts of the middle cranial fossa. A 52-year-old male was admitted with a sudden onset of headache, vomiting, and conjunctival hyperemia of the right...

journal_title：Neurologia medico-chirurgica

authors： Kadota K,Asakura T,Kusumoto K,Kodama S,Okahara K,Miyanohara O,Kawasaki T,Kasamo S

更新日期：1990-10-01 00:00:00

abstract：:We report a case of ruptured tectal arteriovenous malformation (AVM) that was demonstrated angiographically only after removal of an unruptured occipital AVM. A 57-year-old man presented with sudden onset of diplopia and tinnitus. Computed tomography revealed a small hemorrhage in the right tectum mesencephali with in...

journal_title：Neurologia medico-chirurgica

authors： Komatsu F,Sakamoto S,Takemura Y,Nonaka M,Ohta M,Oshiro S,Tsugu H,Fukushima T,Inoue T

更新日期：2009-01-01 00:00:00

abstract：:A 24-year-old female presented with basilar invagination and kyphoscoliosis of the cervical spine associated with a large intercarotid paraganglioma. She had suffered from pharyngeal discomfort from the age of 9 years due to the tumor. The tumor had originated from the right carotid body and extended in the parapharyn...

journal_title：Neurologia medico-chirurgica

authors： Ishii N,Sawamura Y,Tada M,Kato T,Abe H

更新日期：1997-03-01 00:00:00

abstract：:A 51-year-old woman presented with a rare variation in the location of the anterior communicating artery (AComA) complex associated with aneurysm manifesting as sudden onset of headache. Computed tomography (CT) revealed widespread subarachnoid hemorrhage with intracerebral hematoma and intraventricular hemorrhage. Th...

journal_title：Neurologia medico-chirurgica

authors： Kawashima M,Endo M,Kitahara T,Soma K,Fujii K

更新日期：2008-06-01 00:00:00

abstract：:A 58-year-old male suffered a massive intratumoral hemorrhage after placement of a ventriculoperitoneal shunt before treatment for pineocytoma. At admission, he complained of headache, urinary incontinence, gait disturbance, and recent memory disturbance. His neurological examination revealed impaired memory and papil...

journal_title：Neurologia medico-chirurgica

authors： Matsumoto K,Imaoka T,Tomita S,Ohmoto T

更新日期：1997-12-01 00:00:00

abstract：:A 32-year-old female presented with medulla oblongata germinoma manifesting as numbness in the extremities. Computed tomography demonstrated a mass in the medulla oblongata expanding into the fourth ventricle. The tumor was partially removed. Immunohistochemical staining of the tumor specimen demonstrated large epithe...

journal_title：Neurologia medico-chirurgica

authors： Sugiyama K,Uozumi T,Goishi J,Sogabe T,Arita K,Maeda H,Ikawa F

更新日期：1994-05-01 00:00:00

abstract：:Pituitary cysts are fairly often found incidentally in anatomical studies, but symptomatic cysts are relatively uncommon. In this study, the histological characteristics of 42 asymptomatic and three symptomatic Rathke's cleft cysts were examined and compared. The 42 cysts found incidentally at autopsy were classified ...

journal_title：Neurologia medico-chirurgica

authors： Keyaki A,Hirano A,Llena JF

更新日期：1989-02-01 00:00:00

abstract：:A 27-year-old woman presented with headache and occasional numbness over her right face. Computed tomography revealed a hypodense mass in the middle cranial fossa and another adjacent hyperdense mass in the posterior fossa with erosion of the right petrous apex. Magnetic resonance imaging revealed the lesion in the mi...

journal_title：Neurologia medico-chirurgica

authors： Arai A,Sasayama T,Koyama J,Fujita A,Hosoda K,Kohmura E

更新日期：2010-01-01 00:00:00

abstract：:Percutaneous microcompression of the trigeminal ganglion (PMTG) was performed in nine elderly patients (> 70 years) with trigeminal neuralgia and six patients with atypical neuralgia under short-acting anesthesia using propofol. Two patients had postherpetic neuralgia and two had postoperative neuralgia following remo...

journal_title：Neurologia medico-chirurgica

authors： Mizuno M,Saito K,Takayasu M,Yoshida J

更新日期：2000-07-01 00:00:00

abstract：:A strategy for surgical management, including the approach and preoperative evaluation, of pituitary adenoma invading the skull base is described. Preoperative evaluation requires a balloon occlusion test of the internal carotid artery (ICA) to determine tolerance to occlusion. Failure to tolerate occlusion indicates ...

journal_title：Neurologia medico-chirurgica

authors： Nakase H,Ohnishi H,Touho H,Takaoka M,Karasawa J,Kawaguchi M,Sakamoto T

更新日期：1994-10-01 00:00:00

abstract：:A 60-year-old woman was admitted to the hospital due to a sudden loss of consciousness. Computed tomography (CT) revealed a thick subarachnoid hemorrhage in almost all of the parachiasmatic cisterns, including the sylvian cisterns, with mild hydrocephalus. Three dimensional (3D)-CT angiography showed an irregularly sh...

journal_title：Neurologia medico-chirurgica

authors： Minami N,Kimura T,Ichikawa Y,Morita A

更新日期：2014-01-01 00:00:00