نتایج جستجو برای: spinal cord tumors

تعداد نتایج: 316672  

2011
Toshitaka Naganawa Kei Miyamoto Hideo Hosoe Naoki Suzuki Katsuji Shimizu

PURPOSE Laminectomy is generally the treatment of choice for removal of spinal tumors. However, it has been shown that laminectomy may cause instability due to damage of posterior elements of the spinal column, which may induce subsequent kyphosis in the future. Therefore, to reduce the risk of deformity and spinal instability after laminectomy, hemilaminectomy has been used. However, the mediu...

Objective(s): AMP-activated protein kinase/sirtuin 1 (AMPK/SIRT1) signaling pathway has been proved to be involved in the regulation of autophagy in various models. The aim of this study was to evaluate the effect of AMPK/SIRT1 pathway on autophagy after spinal cord injury (SCI). Materials and Methods:The SCI model was established in rats in vivo and the primary spinal cord neurons were subject...

Rasool Rahimi Junqani, Mohammadreza Alijani, Moosa Javdani, Reza Abtahi,

Spinal cord injury (SCI) is damage to the spinal cord that leads to sudden loss of motor and autonomic function and sensory under the level of the injury. Studies showed that individuals with SCI has a clear tendency to vitamins level change. The aim of this study was to review the vitamins level in spinal cord injury. Vitamins C level decrease in the injured spinal cord patient. Vitamins C hav...

Journal: :iranian red crescent medical journal 0
parisa azimi department of neurosurgery, imam hossain medical center, university of shahid beheshti medical sciences, tehran, ir iran; imam hossain medical center, university of shahid beheshti medical sciences, shahid madani street, pa 1617763141, tehran, ir iran, tel/fax: +98-2177558081 hassan reza mohammadi department of neurosurgery, imam hossain medical center, university of shahid beheshti medical sciences, tehran, ir iran

initial presentation of diastematomyelia is rarely seen in adults. the purpose of this case report is to present a case of clinically silent diastematomyelia unrecognized into adulthood and review of the literature. a 53-year-old persian man was admitted to our hospital with gait disturbance, weakness of the right lower extremity, sensory loss of the left and right lower extremity of two weeks’...

2017
Yusif Mohammed Shahed Elhamdani Mobeen Farooq Rida Mazagri

BACKGROUND While it is a rare entity, spinal angiolipomas are well-defined benign tumors that have been described sporadically in the literature starting from the late 1800s. Composed of mature lipomatous and angiomatous elements, these tumors manifest neurological symptoms due to progressive spinal cord or root compression. We present a case of a thoracic spinal angiolipoma and review the rele...

Journal: :AJNR. American journal of neuroradiology 1998
D Papadatos S Albrecht G Mohr R del Carpio-O'Donovan

We present a case of an exophytic spinal primitive neuroectodermal tumor that, radiologically, simulated an extramedullary nerve sheath tumor, meningioma, or metastatic tumor deposit. MR imaging provided discrete anatomic localization of the tumor, enabling exclusion of multicentricity in the brain and spinal cord.

2010
Robert Lober Suash Sharma Beverly Bell Alan Free Ramon Figueroa Chris W Sheils Mark Lee John Cowell

Spinal cord tumors in pediatric patients are rare, representing less than 1% of all central nervous system tumors. Two cases of pediatric primary intramedullary spinal cord glioblastoma at ages 14 and 8 years are reported. Both patients presented with rapid onset paraparesis and quadraparesis. Magnetic resonance imaging in both showed heterogeneously enhancing solitary mass lesions localized to...

Background: Following spinal cord injury, reactive astrocytes upregulate chondroitin sulfate proteoglycans (CSPGs) which act as a barrier to neuronal repair and regeneration. Therefore, enzymatic digestion of CSPGs by chondroitinase ABC (cABC) is a key strategy in the treatment of spinal cord injury. Furthermore, cABC has been shown to attenuate post spinal cord injury inflamma...

2016
Seong Jin Baek Hahck Soo Park Eun Young Lee

Metastatic spinal tumors are usually quite difficult to treat. In patients with metastatic spinal tumors, conventional radiotherapy fails to relieve pain in 20-30% of cases and open surgery often causes considerable trauma and complications, which delays treatment of the primary disease. Percutaneous vertebroplasty (PVP) is considered to be useful in achieving rapid pain control and preventing ...

H. Mobasheri I. Rad K. Khodayari S. Kouhzaei

Compound action potential (CAP) of spinal cord represents valuable properties of neural fibers including excitability, rate of myelination and membrane integrity. These properties are measured using amplitude, latency and area under curve of CAPs recorded from spinal cord. Here, the isolated spinal cord was set in a double sucrose gap (DSG) chamber and its response to intracellular stimulation ...

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