Ruptured extracranial vertebral artery aneurysm associated with neurofibromatosis type 1. Case report.

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：:Hereditary hemorrhagic telangiectasia (HHT) is easily overlooked in patients with central nervous system (CNS) lesions. Our clinical experience of three patients with CNS lesions associated with HHT stresses the importance of considering HHT. A 23-year-old male presented with consciousness disturbance and right hemipa...

journal_title：Neurologia medico-chirurgica

authors： Kuwayama K,Takase K,Kashihara M,Hondo H,Shigekiyo T,Takimoto O,Matsubara S

更新日期：2003-09-01 00:00:00

abstract：:A 56-year-old man developed subdural effusion after mild head trauma, which remained unchanged in volume and density on computed tomography during a follow-up period of 7 months. However, typical chronic subdural hematoma (CSDH) had developed by 9 months after the head trauma. The CSDH was successfully treated by irri...

journal_title：Neurologia medico-chirurgica

authors： Sato M,Nakano M,Sasanuma J,Asari J,Watanabe K

更新日期：2005-01-01 00:00:00

abstract：:A 5-month-old boy presented with a rare case of intramedullary teratoma extending from T1 to S5 and associated with a lumbosacral lipoma. Magnetic resonance imaging showed the tumor extended over the lipoma. Since the tumor could not be clearly demarcated from the spinal cord, surgery was performed under a preoperativ...

journal_title：Neurologia medico-chirurgica

authors： Ishiguro S,Nagashima T,Yamamoto K,Kanekawa K,Yoshida M,Kondoh T

更新日期：2011-01-01 00:00:00

abstract：:The authors present an extremely rare case of a 48-year-old female who developed repeated perianeurysmal edema at 2, 9, and 16 weeks after endovascular coil embolization for the ruptured intracranial aneurysm. Interestingly, the mechanism for this edema could be different at each time point in this case; acute thrombo...

journal_title：Neurologia medico-chirurgica

authors： Takeshita T,Horie N,Fukuda Y,So G,Hayashi K,Morikawa M,Suyama K,Nagata I

更新日期：2015-01-01 00:00:00

abstract：:Cine-magnetic resonance (MR) imaging examinations were performed in 10 patients with middle cranial fossa arachnoid cysts to evaluate communication between the cysts and the normal cerebrospinal fluid (CSF) space. Eight of 10 patients were evaluated by time of flight cine-MR imaging, and two by phase contrast cine-MR ...

journal_title：Neurologia medico-chirurgica

authors： Eguchi T,Taoka T,Nikaido Y,Shiomi K,Fujimoto T,Otsuka H,Takeuchi H

更新日期：1996-06-01 00:00:00

abstract：:Stereoelectroencephalography (SEEG) is an invasive surgical procedure used to identify epileptogenic zones. The combination of both subdural grids and depth electrodes (DEs) is currently used for invasive intracranial monitoring in many epilepsy centers. To perform DE implantation, some centers use frame-based stereot...

journal_title：Neurologia medico-chirurgica

authors： Fujimoto A,Okanishi T,Kanai S,Sato K,Nishimura M,Enoki H

更新日期：2017-09-15 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：:The involvement of nitric oxide synthase (NOS) in ischemia was evaluated by detecting the expression of neuronal NOS (nNOS), endothelial NOS (eNOS), and inducible NOS (iNOS) by the immunohistochemical method in the rat model of middle cerebral artery (MCA) occlusion. Transient MCA occlusion (2 hours) was induced in 32...

journal_title：Neurologia medico-chirurgica

authors： Niwa M,Inao S,Takayasu M,Kawai T,Kajita Y,Nihashi T,Kabeya R,Sugimoto T,Yoshida J

更新日期：2001-02-01 00:00:00

abstract：:Superficial peroneal nerve (S-PN) entrapment neuropathy (S-PNEN) is comparatively rare and may be an elusive clinical entity. There is yet no established surgical procedure to treat idiopathic S-PNEN. We report our surgical treatment and clinical outcomes. We surgically treated 5 patients (6 sites) with S-PNEN. The 2 ...

journal_title：Neurologia medico-chirurgica

authors： Matsumoto J,Isu T,Kim K,Iwamoto N,Yamazaki K,Isobe M

更新日期：2018-07-15 00:00:00

abstract：:The surgical treatment of chronic subdural hematoma has evolved from membranectomy through craniotomy to burr hole irrigation. The latter approach is based on utilization of the natural absorptive process that is thought to be part of the life cycle of the hematoma. To test this theory, the authors treated fifty-nine ...

journal_title：Neurologia medico-chirurgica

authors： Iwadate Y,Ishige N,Hosoi Y

更新日期：1989-02-01 00:00:00

abstract：:Adequate exposure of the distal internal carotid artery (ICA) for carotid endarterectomy may be difficult to achieve because of the position of the mandible and associated soft tissues. A simple yet effective use of a head frame is described to gain several centimeters of exposure of the distal ICA. The patient's head...

journal_title：Neurologia medico-chirurgica

authors： Takigawa T,Yanaka K,Yasuda M,Asakawa H,Matsumaru Y,Nose T

更新日期：2003-05-01 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：:A case of porencephaly in a 33-year-old male is presented. The patient exhibited right hemiparesis and generalized seizures. Computed tomography and, subsequently, craniotomy revealed a cerebral defect in the left parietal lobe, which communicated with the lateral ventricle. On angiography and at surgery, the cortical...

journal_title：Neurologia medico-chirurgica

authors： Matsumae M,Yoshioka M,Muraoka I,Morita A,Mannen T,Kaku S,Tsubai F

更新日期：1989-04-01 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：:The efficacy and safety of cerebellar hemorrhage evacuation by key hole craniotomy and the importance of thorough evacuation and irrigation of the hematoma in the fourth ventricle to resolve obstructive hydrocephalus were assessed in 23 patients with spontaneous cerebellar hemorrhage (SCH) greater than 3 cm or with br...

journal_title：Neurologia medico-chirurgica

authors： Tokimura H,Tajitsu K,Taniguchi A,Yamahata H,Tsuchiya M,Takayama K,Shinsato T,Arita K

更新日期：2010-01-01 00:00:00

abstract：:Surgical approaches for stabilizing the craniovertebral junction (CVJ) are classified as either anterior or posterior approaches. Among the anterior approaches, the established method is anterior odontoid screw fixation. Posterior approaches are classified as either atlanto-axial fixation or occipito-cervical (O-C) fi...

journal_title：Neurologia medico-chirurgica

authors： Takayasu M,Aoyama M,Joko M,Takeuchi M

更新日期：2016-08-15 00:00:00

abstract：:A 61-year-old man presented with a large cerebellopontine angle meningioma manifesting as a 1-year history of deafness on the right side, in whom hearing was restored from the deaf state immediately after tumor resection. Neuroimaging demonstrated a large mass in the right cerebellopontine angle, originating at the re...

journal_title：Neurologia medico-chirurgica

authors： Katsuta T,Inoue T,Uda K,Masuda A

更新日期：2001-07-01 00:00:00

abstract：:Several means of establishing a useful experimental model of cerebral venous hypertension were examined in rats. Retrograde embolization with an autologous blood clot passed through a catheter inserted in an external jugular vein, combined with ligation of the contralateral external jugular vein, was found to produce ...

journal_title：Neurologia medico-chirurgica

authors： Kurokawa Y,Hashi K,Okuyama T,Sasaki S

更新日期：1989-03-01 00:00:00

abstract：:The effect of decompressive craniectomy on regional cerebral blood flow (rCBF) was investigated in five patients with severe head trauma who underwent decompressive craniectomy. Repeated rCBF studies using single photon emission computed tomography with 99mtechnetium-hexamethylpropyleneamine oxime observed that a hype...

journal_title：Neurologia medico-chirurgica

authors： Yamakami I,Yamaura A

更新日期：1993-09-01 00:00:00

abstract：:The efficacy of endovascular interventions based on magnetic resonance (MR) imaging for acute ischemic stroke caused by embolic carotid T occlusion was assessed. Endovascular intervention was performed in 10 of 751 consecutive acute ischemic stroke patients admitted to our institution between April 2001 and July 2003....

journal_title：Neurologia medico-chirurgica

authors： Watanabe M,Mori T,Imai K,Izumoto H

更新日期：2011-01-01 00:00:00

abstract：:The authors describe a male patient who developed a large intracranial meningioma during the hormone therapy for pre-existing prostate cancer. A 70-year-old man received a brain check-up, and no intracranial abnormality was detected. Five months later, prostate cancer was diagnosed, and he underwent prostatectomy. Leu...

journal_title：Neurologia medico-chirurgica

authors： Anda T,Honda M,Ishihara T,Kamei T

更新日期：2014-01-01 00:00:00

abstract：:A case of pituitary apoplexy causing pituitary hemorrhage with extension into the third ventricle is reported. The patient was a 73-year-old, obese female admitted with sudden onset of vomiting and impaired consciousness. Neurological examination revealed that she was stuporous, with marked neck stiffness and a dilate...

journal_title：Neurologia medico-chirurgica

authors： Takasugi N,Doi A

更新日期：1989-10-01 00:00:00

abstract：:The lateral limit of endoscopic endonasal surgery has yet to be defined. The aim of this study was to investigate the lateral limit of endoscopic endonasal surgery at the level of the sphenoid sinus. Access from the sphenoid sinus to the middle cranial fossa through the cavernous sinus triangles was evaluated by cadav...

journal_title：Neurologia medico-chirurgica

authors： Komatsu F,Oda S,Shimoda M,Imai M,Shigematsu H,Komatsu M,Tschabitscher M,Matsumae M

更新日期：2014-01-01 00:00:00

abstract：:Immunohistochemical localization of prostaglandin (PG) F2 alpha synthesized during recirculation following experimental forebrain ischemia was studied in Mongolian gerbils. The bilateral carotid arteries were clamped for 5 minutes, and the brains were frozen in situ after 5 minutes of recirculation. Sham-operated gerb...

journal_title：Neurologia medico-chirurgica

authors： Nakagomi T,Sasaki T,Ogawa H,Noguchi M,Saito I,Takakura K

更新日期：1990-04-01 00:00:00

abstract：:A 39-year-old woman presented with left visual disturbance and diplopia. Magnetic resonance imaging revealed a well-enhanced tumor in the left tentorium, cavernous sinus, and suprasellar region. Angiography demonstrated an abnormal origin of the ophthalmic artery from the anterior cerebral artery. The tumor was partia...

journal_title：Neurologia medico-chirurgica

authors： Li Y,Horiuchi T,Yako T,Ishizaka S,Hongo K

更新日期：2011-01-01 00:00:00

abstract：:A 44-year-old woman and a 55-year-old woman were treated with gamma knife surgery (GKS) for occipital arteriovenous malformation (AVM). Angiography confirmed complete nidus obliterations 2 years after GKS. However, both patients complained of chronic headache and visual symptoms from around 7 years after GKS. Magnetic...

journal_title：Neurologia medico-chirurgica

authors： Oyoshi T,Hirahara K,Uetsuhara K,Yatsushiro K,Arita K

更新日期：2010-01-01 00:00:00

abstract：:A 56-year-old male with two mycotic aneurysms associated with infective endocarditis was treated by endovascular surgery before mitral valve replacement. Angiography revealed a ruptured proximal aneurysm and an unruptured distal aneurysm on the right middle cerebral artery. The ruptured aneurysm was successfully treat...

journal_title：Neurologia medico-chirurgica

authors： Watanabe A,Hirano K,Ishii R

更新日期：1998-10-01 00:00:00

abstract：:This study investigated whether the optic nerve evoked potential (ONEP) elicited by electrical stimulation of the optic nerve can serve as a reliable intraoperative indicator of visual function. In the experimental study, two silver-ball stimulating electrodes were placed on the dog optic nerve adjacent to the apex of...

journal_title：Neurologia medico-chirurgica

authors： Kikuchi Y,Sasaki T,Matsumoto M,Oikawa T,Itakura T,Kodama N

更新日期：2005-07-01 00:00:00

abstract：:Patients with cervical spondylotic myelopathy sometimes complain of cognitive dysfunction, which may be coincidence. However, cognitive dysfunction may be related to disorders of the cervical spine and/or spinal cord. This study investigated cognitive dysfunction in patients with cervical spinal disorders. A total of ...

journal_title：Neurologia medico-chirurgica

authors： Hoshimaru M

更新日期：2010-01-01 00:00:00