Monofocal acute inflammatory demyelination manifesting as open ring sign. Case report.

abstract：:Here we describe the procedures of endoscopic pituitary and skull base surgery in our institute. We also review the literature to reveal recent advances in this field. Endonasal approach via the sphenoid ostium was carried out for pituitary lesions without the nasal speculum. Postoperative nasal packing was basically ...

journal_title：Neurologia medico-chirurgica

authors： Saeki N,Horiguchi K,Murai H,Hasegawa Y,Hanazawa T,Okamoto Y

更新日期：2010-01-01 00:00:00

abstract：:Interactive bio-feedback (iBF) was initially developed for the rehabilitation of motor function in patients with neurological disorders, and subsequently yielded the development of the hybrid assistive limb (HAL). Here, we provide a review of the theory underlying HAL treatment as well as our clinical experience and r...

journal_title：Neurologia medico-chirurgica

authors： Morishita T,Inoue T

更新日期：2016-10-15 00:00:00

abstract：:A neonate with hydrocephalus associated with Dandy-Walker malformation was successfully treated with an endoscopic placement of a transaqueductal ventricular single catheter. The modified catheter was provided with additional fenestration on its proximal side to allow simultaneous drainage from both the supra- and inf...

journal_title：Neurologia medico-chirurgica

authors： Morigaki R,Pooh KH,Nakagawa Y

更新日期：2011-01-01 00:00:00

abstract：:An 11-year-old boy presented with medulloblastoma occurring in the cerebellar vermis. Computed tomography and magnetic resonance imaging revealed numerous cysts and calcifications in the tumor. The tumor was subtotally removed and cellular synchronization radiation therapy given. He was discharged without neurological...

journal_title：Neurologia medico-chirurgica

authors： Tsunoda S,Kurokawa S,Sakaki T,Yabuno T,Tsuzuki T,Kawaguchi S,Kiriishi R,Morimoto T

更新日期：1994-06-01 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：:Changes in the mean cerebral blood flow (mCBF) with growth in normal children (1-20 years old) were evaluated, and compared to serial mCBF changes in children with spontaneous occlusion of the circle of Willis (moyamoya disease) after vascular reconstructive surgery. mCBF gradually decreased with growth in control chi...

journal_title：Neurologia medico-chirurgica

authors： Kuroda S,Kamiyama H,Abe H,Yamauchi T,Kohama Y,Houkin K,Mitsumori K

更新日期：1993-07-01 00:00:00

abstract：:A 37-year-old woman presented with photophobia without visual loss associated with chiasmal compression by an unruptured anterior communicating artery (AcomA) aneurysm. She had suffered progressive photophobia for one year. Neuroimaging indicated an AcomA aneurysm attached to the chiasm. Photophobia was resolved follo...

journal_title：Neurologia medico-chirurgica

authors： Hagihara N,Abe T,Yoshioka F,Watanabe M,Tabuchi K

更新日期：2009-04-01 00:00:00

abstract：:An 85-year-old male presented with bilateral chronic subdural hematomas (CSDHs) resulting in unilateral oculomotor nerve paresis and brainstem symptoms immediately after removal of both hematomas in a single operation. Initial computed tomography on admission demonstrated marked thick bilateral hematomas buckling the ...

journal_title：Neurologia medico-chirurgica

authors： Okuchi K,Fujioka M,Maeda Y,Kagoshima T,Sakaki T

更新日期：1999-05-01 00:00:00

abstract：:The authors investigated the analgesic effects of small morphine doses injected into the paraventricular nucleus (PVN) of normal rats and hypophysectomized (Hx) rats. An injection cannula was stereotactically inserted into the PVN or third ventricle. On the 5-7th postoperative day, morphine (7 micrograms) was injected...

journal_title：Neurologia medico-chirurgica

authors： Hashimoto M,Ohgami S,Yonemasu Y

更新日期：1991-10-01 00:00:00

abstract：:An 81-year-old woman was transferred to our hospital after suffering loss of consciousness. Computed tomography revealed subarachnoid hemorrhage. Angiography revealed middle cerebral artery fenestration and a ruptured aneurysm arising from the inferior limb of the fenestrated artery. Coil embolization of the aneurysm ...

journal_title：Neurologia medico-chirurgica

authors： Yamaguchi S,Ito O,Suzuki S

更新日期：2010-01-01 00:00:00

abstract：:The prognostic significance of the variety of changes in the internal auditory meatus (IAM) caused by vestibular schwannoma was retrospectively analyzed in 69 consecutive patients with vestibular schwannoma. Preoperative bone-window computed tomography was used to classify IAM changes into extensive destruction (17%),...

journal_title：Neurologia medico-chirurgica

authors： Yamakami I,Uchino Y,Kobayashi E,Saeki N,Yamaura A

更新日期：2002-11-01 00:00:00

abstract：:A 59-year-old male presented with a large cholesterol granuloma arising from the frontal sinus manifesting as a large, fluctuated, soft mass in his brow, compressing left eye. Skull radiography showed dilation of the frontal sinus. Computed tomography and magnetic resonance imaging revealed a cystic mass extending int...

journal_title：Neurologia medico-chirurgica

authors： Ochiai H,Yamakawa Y,Fukushima T,Nakano S,Wakisaka S

更新日期：2001-05-01 00:00:00

abstract：:A 69-year-old female presented with a meningioma of the pineal region manifesting as gait disturbance and mental dysfunction. Magnetic resonance imaging revealed a homogeneously well-enhanced circumscribed round mass of about 5 cm in diameter in the pineal region. Angiography demonstrated that the tumor was fed mainly...

journal_title：Neurologia medico-chirurgica

authors： Sagoh M,Onozuka S,Murakami H,Hirose Y

更新日期：1997-11-01 00:00:00

abstract：:A 64-year-old man underwent microvascular decompression of the left superior cerebellar artery (SCA) for left trigeminal neuralgia (TN) using a sling of Teflon tape fixed to the tentorium with fibrin glue. The TN disappeared immediately after surgery, but recurred unusually rapidly at 2 weeks later at the same intensi...

journal_title：Neurologia medico-chirurgica

authors： Ohta M,Komatsu F,Abe H,Sakamoto S,Tsugu H,Oshiro S,Fukushima T

更新日期：2008-01-01 00:00:00

abstract：:The authors describe a new photodynamic therapy (PDT) method for malignant brain tumors. Pheophorbide a (Ph-a), the photosensitizer, has low toxicity, causes no skin sensitization and is activated with an acoustic Q switched neodymium yttrium-argon-garnet (Nd:YAG) laser which achieves deep tissue penetration. The Ph-a...

journal_title：Neurologia medico-chirurgica

authors： Fujishima I,Sakai T,Tanaka T,Ryu H,Uemura K,Fujishima Y,Horiuchi K,Daikuzono N,Sekiguchi Y

更新日期：1991-05-01 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：:Two cases of cloverleaf skull syndrome are reported. The patients were born with trilobed deformity of the skull associated with synostosis of the lambdoidal, coronal, and sagittal sutures in Case 1 and of the lambdoidal suture in Case 2. Both patients had hydrocephalus, low-set ears, and ocular hypertelorism. Ventric...

journal_title：Neurologia medico-chirurgica

authors： Takano S,Enomoto T,Onizuka H,Nose T

更新日期：1989-08-01 00:00:00

abstract：:A 19-year-old female presented with an unusual intracranial extracerebral neuroblastoma originating from the dura mater. The tumor was located in the right frontal convexity, and had adhered neither to the underlining arachnoid membrane nor the cerebral cortex. The tumor feeders were meningeal arteries. Light microsco...

journal_title：Neurologia medico-chirurgica

authors： Ishii N,Sawamura Y,Aoki T,Nagashima K,Kashiwaba T,Abe H

更新日期：1996-01-01 00:00:00

abstract：:The management, analysis, and integration of Big Data have received increasing attention in healthcare research as well as in medical bioinformatics. The J-ASPECT study is the first nationwide survey in Japan on the real-world setting of stroke care using data obtained from the diagnosis procedure combination-based pa...

journal_title：Neurologia medico-chirurgica

authors： Nishimura A,Nishimura K,Kada A,Iihara K,J-ASPECT Study GROUP.

更新日期：2016-11-15 00:00:00

abstract：:The distribution of exogenous 45Ca in the focal ischemia rat model (middle cerebral artery occlusion) was studied using 45Ca autoradiography. High 45Ca accumulations were observed in the frontal cortex and caudate-putamen corresponding with morphological damage shown by HE staining. Regional 45Ca concentrations were c...

journal_title：Neurologia medico-chirurgica

authors： Tomabechi M,Sako K,Yonemasu Y

更新日期：1994-02-01 00:00:00

abstract：:A 67-year-old man first noticed loss of pubic and axillary hair in 1992 and then a visual field defect in 2001. He experienced loss of consciousness attributed to hyponatremia in April 2002. Magnetic resonance imaging showed a giant intrasellar cystic mass, 40 mm in diameter, that had compressed the optic chiasm. The ...

journal_title：Neurologia medico-chirurgica

authors： Yasuda K,Saitoh Y,Okita K,Morris S,Moriwaki M,Miyagawa J,Yoshimine T

更新日期：2005-03-01 00:00:00

abstract：:The authors report two rare cases of multiple meningiomas in both the intracranial and spinal regions. A 64-year-old female presented with a right sphenoidal ridge meningioma and a cervical extramedullary meningioma. Tumor histology was transitional and vacuolated types, respectively. The tumors were removed successfu...

journal_title：Neurologia medico-chirurgica

authors： Kannuki S,Soga T,Hondo H,Matsumoto K,Takada K,Makino A

更新日期：1991-11-01 00:00:00

abstract：:A 62-year-old man presented with a very rare cerebral aneurysm arising from the trunk of the persistent primitive trigeminal artery (PPTA) manifesting as subarachnoid hemorrhage. Angiography showed a saccular aneurysm at the curved mid-section of the trunk of the left PPTA of the adult type. The patient underwent surg...

journal_title：Neurologia medico-chirurgica

authors： Takase T,Tanabe H,Kondo A,Nonoguchi N,Tane K

更新日期：2004-08-01 00:00:00

abstract：:A case of spinal cord glioblastoma multiforme with intracranial dissemination is reported. A 23-year-old female was admitted to a local hospital complaining of lumbago. Myelography revealed an intramedullary thoracic tumor. The tumor was partially removed through a laminectomy at Th11-L1. The histological diagnosis wa...

journal_title：Neurologia medico-chirurgica

authors： Asano N,Kitamura K,Seo Y,Mukai K,Soga T,Hondo H,Matsumoto K

更新日期：1990-07-01 00:00:00

abstract：:The authors report a newborn male infant with a giant congenital capillary hemangioma of the pericranium. An elastic mass, measuring 6.5 x 6.9 x 3.9 cm, was located in the parieto-occipital region. Neurological examination revealed no abnormality. Angiographically, the tumor was fed symmetrically by the bilateral supe...

journal_title：Neurologia medico-chirurgica

authors： Tokuda Y,Uozumi T,Sakoda K,Yamada K,Yamanaka M,Nomura S,Hamasaki T

更新日期：1990-12-01 00:00:00

abstract：:There have been few clinical studies in the area of cervical spine that focused on surgery for treating degenerative lumbar disease in patients with rheumatoid arthritis (RA). High rates of wound complications and instrumentation failure have been reported more for RA than for non-RA patients, although clinical outcom...

journal_title：Neurologia medico-chirurgica

authors： Mitsuyama T,Kubota M,Yuzurihara M,Mizuno M,Hashimoto R,Ando R,Okada Y

更新日期：2013-01-01 00:00:00

abstract：:A novel technique was developed to detect coil migration to the stent interior using mask images of rotational angiography. Stent-assisted coil embolization under x-ray fluoroscopy control was simulated with a hand-made vessel model. The stent interior was observed with a rigid endoscope during coil embolization. Afte...

journal_title：Neurologia medico-chirurgica

authors： Shigematsu T,Toyota S,Fujimoto Y,Yamamoto H,Wakayama A,Yoshimine T

更新日期：2008-08-01 00:00:00

abstract：:A 26-year-old female, the elder of monozygotic twins, presented with slow progressive numbness and pain in her left arm. Magnetic resonance (MR) imaging showed syringomyelia with Chiari malformation. The patient's birth had been difficult with prolonged delivery time, breech delivery, and neonatal asphyxia. MR imaging...

journal_title：Neurologia medico-chirurgica

authors： Iwasaki Y,Hida K,Onishi K,Nanba R

更新日期：2000-03-01 00:00:00

abstract：:Malpositioning of cervical screws risks neurovascular injury. A cervical screw fixation system can provide proper rigidity, alignment correction, and high rates of fusion afforded by high pullout biomechanical strength. The objective is to assess the dimensions and axis of the C3-C7 cervical pedicles. A 1-mm slice thi...

journal_title：Neurologia medico-chirurgica

authors： Wasinpongwanich K,Paholpak P,Tuamsuk P,Sirichativapee W,Wisanuyotin T,Kosuwon W,Jeeravipoolvarn P

更新日期：2014-01-01 00:00:00

abstract：:A 48-year-old female was stabbed by her husband with a chopstick made of wood in the left temporal region during a quarrel. She suffered laceration of the left temporal scalp. At initial examination, she concealed the assault with a chopstick. Radiography showed no abnormality, so the wound was sutured. One month afte...

journal_title：Neurologia medico-chirurgica

authors： Ochiai H,Yamakawa Y,Fukushima T,Yamada H

更新日期：1999-10-01 00:00:00