Invagination of a shunt valve: an unusual complication--case report.

abstract：:A 25-year-old female patient presented with hemorrhage from a cerebellar cavernous malformation manifesting as headache and vomiting. She died of massive rebleeding within 1 week of the previous hemorrhage. The natural history of cavernous malformations was considered relatively benign, with significant hemorrhage bei...

journal_title：Neurologia medico-chirurgica

authors： Yoshimoto Y,Wakai S,Ochiai C,Okuhata S,Nagai M

更新日期：1997-04-01 00:00:00

abstract：:A 74-year-old male was admitted because of severe headache, vertigo, and vomiting. A computed tomographic scan showed heterogeneously enhanced tumors in the supra- and the infratentorial regions, apparently attached to the cerebellar tentorium. He died 2 months after the onset despite external decompression and a vent...

journal_title：Neurologia medico-chirurgica

authors： Kudo H,Tanaka M,Urui S,Suzuki H,Tamaki N,Matsumoto S

更新日期：1990-05-01 00:00:00

abstract：:Left transverse sinus thrombosis developed in a 27-year-old male with ulcerative colitis. The diagnosis was based on cerebral angiography and magnetic resonance (MR) imaging, the latter of which clearly delineated the intraluminal thrombus. Serial MR images demonstrated thrombus organization. The use of this method in...

journal_title：Neurologia medico-chirurgica

authors： Moriyama E,Shinohara C,Tokunaga K,Kamitani M,Norikane H,Matsumoto Y,Motoki M

更新日期：1992-04-01 00:00:00

abstract：:A 41-year-old male developed radiation-induced bilateral cystic frontal lobe necroses after irradiation for an olfactory neuroblastoma. Computed tomography (CT) and magnetic resonance (MR) imaging revealed the lesions, one containing a fluid-blood level on CT scans and niveau formation on MR images. It was proved to b...

journal_title：Neurologia medico-chirurgica

authors： Mineura K,Sasajima T,Kowada M,Ogawa T

更新日期：1992-02-01 00:00:00

abstract：:A 38-year-old male presented with a cystic lesion at the foramen magnum due to intracranial dissemination from a pituitary adenoma. The primary tumor had required reoperation for regrowth twice. The tumor at the foramen magnum was removed surgically. Two smaller solid tumors were located in the left parietal convexity...

journal_title：Neurologia medico-chirurgica

authors： Shimizu K,Takamiya Y,Furuhata S,Naritaka H,Kameya T

更新日期：1999-08-01 00:00:00

abstract：:A 72-year-old man presented with an extremely rare case of primary diffuse large B-cell lymphomas (DLBCLs) of the dura and scalp existing independently without intervening cranial vault invasion. The patient presented with an indolent mass lesion at the left temporal parietal scalp. Magnetic resonance imaging and comp...

journal_title：Neurologia medico-chirurgica

authors： Ochiai H,Kawano H,Miyaoka R,Kawano N,Shimao Y,Kawasaki K

更新日期：2010-01-01 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 82-year-old male with intractable bilateral chronic subdural hematomas was treated by emplacement of bilateral subduroperitoneal shunts on the left in 1990 and on the right in 1991. Chronic subdural hematoma recurred in 1992 due to an unusual migration of a shunt catheter into the subdural space. This migration was...

journal_title：Neurologia medico-chirurgica

authors： Sunada I,Akano Y,Inoue T,Tamura K,Fu Y,Yamamoto S,Baba T

更新日期：1995-04-01 00:00:00

abstract：:The Full Outline of UnResponsiveness (FOUR) score was previously developed for neurological assessment, but has not been validated in neurosurgical patients, so was compared to the Glasgow Coma Scale (GCS) in practice. Four groups of raters, expert clinicians, novice clinicians, experienced nurses, and inexperienced n...

journal_title：Neurologia medico-chirurgica

authors： Akavipat P

更新日期：2009-12-01 00:00:00

abstract：:A 20-year-old female presented with dysphasia and slight hemiparesis following a head trauma, who had a non-treated growing skull fracture which had remained asymptomatic for about 18 years, despite an encephalocele in the left parietal region. Neuroimaging demonstrated secondary brain damage and herniated brain resul...

journal_title：Neurologia medico-chirurgica

authors： Onizuka K,Momma F,Ohara S,Ohyama T

更新日期：1994-12-01 00:00:00

abstract：:Complications associated with intraarterial papaverine infusion occurred in two patients treated for vasospasm due to subarachnoid hemorrhage (SAH). A 42-year-old male with an anterior communicating artery aneurysm underwent craniotomy and aneurysm clipping. Five days after the SAH occurred, angiography demonstrated m...

journal_title：Neurologia medico-chirurgica

authors： Tsurushima H,Kamezaki T,Nagatomo Y,Hyodo A,Nose T

更新日期：2000-02-01 00:00:00

abstract：:Moyamoya disease can be associated with a rapidly progressive course in young patients. This report describes a patient with moyamoya disease who experienced rapid disease progression, resulting in cerebral infarction and a wide area of diminished cerebral perfusion. Double superficial temporal artery (STA)-middle cer...

journal_title：Neurologia medico-chirurgica

authors： Yokosawa M,Hayashi T,Shirane R,Tominaga T

更新日期：2014-01-01 00:00:00

abstract：:A 17-month-old boy was admitted to our hospital in a semicomatose state after a minor head injury. Computed tomography (CT) scans revealed a posterior interhemispheric and a thin convexity subdural hematoma. Two and a half hours later, repeated CT scans disclosed a development of the right hemispheric diffuse low dens...

journal_title：Neurologia medico-chirurgica

authors： Miyata I,Masaoka T,Nishiura T,Harada Y,Ishimitsu H,Mano S

更新日期：1990-01-01 00:00:00

abstract：:The retrolabyrinthine presigmoid transpetrosal approach is a modification of the subtemporal approach which is suitable for complete amygdalectomy. By drilling away the retrolabyrinthine presigmoid petrosal bone, at least 1 cm more space below and 1 cm more space medially is obtained than in the subtemporal approach, ...

journal_title：Neurologia medico-chirurgica

authors： Hori T,Kondo S,Takenobu A,Hirao J,Kohaya N,Takeuchi H,Watanabe T

更新日期：1999-03-01 00:00:00

abstract：:A 63-year-old patient presented with cerebral hyperperfusion manifesting as transient aphasia and general tonic convulsions 3 and 4 days after superficial temporal artery to middle cerebral artery (STA-MCA) anastomosis. Diffusion-weighted magnetic resonance (MR) imaging revealed a focal low-intensity area at the site ...

journal_title：Neurologia medico-chirurgica

authors： Kokuzawa J,Kaku Y,Watarai T,Tanaka T,Hatsuda N,Ando T

更新日期：2010-01-01 00:00:00

abstract：:A number of approaches have been proposed for the treatment of intracavernous giant aneurysms. In the present study, we have analyzed long-term surgical outcome of 27 consecutive cases of our experience. All the cases were unruptured and symptomatic, showing symptoms such as extraocular movement disorder or visual dis...

journal_title：Neurologia medico-chirurgica

authors： Date I,Ohmoto T

更新日期：1998-01-01 00:00:00

abstract：:A 51-year-old female with a ruptured dissecting vertebral artery aneurysm underwent an uneventful wrapping technique using Biobond-soaked gauze through a unilateral suboccipital transcondyle approach. On the 3rd postoperative day, she developed pareses of the ipsilateral VII through XII cranial nerves. Daily intraveno...

journal_title：Neurologia medico-chirurgica

authors： Kuroki T,Aoki K,Aoki Y,Nemoto A,Yamazaki T,Katsume M,Takasu N

更新日期：2003-01-01 00:00:00

abstract：:A 41-year-old man presented with subarachnoid hemorrhage. Initial digital subtraction angiography showed occlusion of the right vertebral artery (VA), which recanalized immediately, and dissecting aneurysm on the distal part of the right VA. Basiparallel anatomic scanning (BPAS)-magnetic resonance (MR) imaging showed ...

journal_title：Neurologia medico-chirurgica

authors： Yoshida M,Ezura M,Mino M

更新日期：2012-01-01 00:00:00

abstract：:Two patients presented with sciatica-like pain caused by thoracic disk herniation. Sciatica-like pain was the initial and major symptom in both patients, but careful neurological examination showed vague signs of upper motor neuron disturbance, and thoracic magnetic resonance (MR) imaging revealed disk herniations at ...

journal_title：Neurologia medico-chirurgica

authors： Cho HL,Lee SH,Kim JS

更新日期：2011-01-01 00:00:00

abstract：:To investigate cerebral reactions to cognitive rehabilitation tasks, oxyhemoglobin changes were compared in 9 patients with cognitive impairments after traumatic brain injury (TBI) and 47 healthy controls using functional near infrared spectroscopy (fNIRS) during nine cognitive rehabilitation tasks employed at Nagoya ...

journal_title：Neurologia medico-chirurgica

authors： Hibino S,Mase M,Shirataki T,Nagano Y,Fukagawa K,Abe A,Nishide Y,Aizawa A,Iida A,Ogawa T,Abe J,Hatta T,Yamada K,Kabasawa H

更新日期：2013-01-01 00:00:00

abstract：:Confirming the patency of the proximal parent and distal artery is necessary in cerebral aneurysm surgery. To understand the relationship between the parent and distal arteries of the aneurysm, the blood vessels running through the subarachnoid space should be extensively dissected, which is time consuming. To examine...

journal_title：Neurologia medico-chirurgica

authors： Murai Y,Mizunari T,Koketsu K,Tateyama K,Kobayashi S,Morita A,Teramoto A

更新日期：2015-01-01 00:00:00

abstract：:Preservation of facial nerve (FN) function is the most important goal in acoustic neuroma (AN) surgery. We have been using intraoperative continuous facial nerve monitoring (ICFNm) of evoked electromyography during AN surgery. ICFNm is very useful, and we can identify the real-time functions of the FN. Some surgeons h...

journal_title：Neurologia medico-chirurgica

authors： Torihashi K,Sora S,Sato H,Kohno M

更新日期：2018-11-15 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：:Meningeal hemangiopericytoma is rare, and only seven cases have manifested as intracranial hemorrhage. We treated two patients with meningeal hemangiopericytoma manifesting as life-threatening massive intracerebral hemorrhage. Case 1: A 66-year-old woman presented with consciousness disturbance and left hemiparesis. C...

journal_title：Neurologia medico-chirurgica

authors： Maruya J,Seki Y,Morita K,Nishimaki K,Minakawa T

更新日期：2006-02-01 00:00:00

abstract：:We report a rare case of thoracic epidural angiolipoma in a 38-year-old female with clinical, radiological, and histological findings including magnetic resonance imaging. Magnetic resonance imaging can provide preoperative diagnosis of spinal angiolipoma, and complete removal can achieve a successful outcome. The pos...

journal_title：Neurologia medico-chirurgica

authors： Shibata Y,Sugimoto K,Matsuki T,Nose T

更新日期：1993-05-01 00:00:00

abstract：:A rare case of isolated cerebral varix of the left deep sylvian vein was discovered incidentally in an 11-year-old boy by computed tomographic scanning, magnetic resonance (MR) imaging, and cerebral angiography. MR imaging was most useful in diagnosis of cerebral varix. Review of 21 similar reported cases shows no sig...

journal_title：Neurologia medico-chirurgica

authors： Shibata Y,Hyodo A,Tsuboi K,Yoshii Y,Nose T

更新日期：1991-03-01 00:00:00

abstract：:Two cases of ruptured cerebral aneurysm associated with coarctation of the aorta are presented. The aneurysms were successfully clipped in the acute stage prior to correction of the coarctation. Ruptured aneurysm should be treated as early as possible, and unruptured aneurysm should also be treated before aortic repai...

journal_title：Neurologia medico-chirurgica

authors： Serizawa T,Satoh A,Miyata A,Kobayashi S,Odaki M,Nakamura H,Watanabe Y

更新日期：1992-06-01 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 70-year-old woman with a history of end-stage renal disease secondary to anti-neutrophil cytoplasmic autoantibody-associated vasculitis had been receiving hemodialysis for 5 years. The patient underwent attempted right internal jugular vein cannulation for temporary hemodialysis catheter placement. Pulsating mass de...

journal_title：Neurologia medico-chirurgica

authors： Ohta T,Maekawa H,Kasuno K,Tsukamoto T,Muso E,Ishikawa M

更新日期：2009-11-01 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