نتایج جستجو برای: spinal tumors

تعداد نتایج: 290702  

Journal: :Neurosurgical focus 2014
Paul C McCormick

Spinal cord hemangioblastomas account for about 10% of spinal cord tumors. They usually arise from the dorsolateral pia mater and are characterized by their significant vascularity. The principles and techniques of safe resection are different than those employed for the more commonly occurring intramedullary glial tumors (e.g. ependymoma, astrocytoma) and consist of circumferential detachment ...

2014
Mehmet resid onen Sinem Akay Evren yuvruk Sait naderi

I spinal tumors are usually primary tumors, and schwannoma, ependymoma and meningioma are most common ones at lumbar localization. Intradural metastasis accounts for very low percent of spinal metastases (7,15). Approximately 6% of spinal metastases are intradural. Most metastases are solitary lesions in configuration. Adenocarcinoma metastases are frequently originating from lung and breast. I...

2014
Ishita Pant Sujata Chaturvedi Rima Kumari

A 15-year-old male presented with progressive weakness of both lower limbs with urinary incontinence. Magnetic resonance imaging revealed a spinal intramedullary mass at D7-D8 level. The child was operated with a preliminary diagnosis of an intramedullary tumor. Atypical ependymoma and astrocytoma were considered in the differential diagnosis. Perand post-operative histopathological examination...

Journal: :Indian journal of pathology & microbiology 2014
Ishita Pant Sujata Chaturvedi Vinod Kumar Singh Gautam Rima Kumari

A 15-year-old male presented with progressive weakness of both lower limbs with urinary incontinence. Magnetic resonance imaging revealed a spinal intramedullary mass at D7-D8 level. The child was operated with a preliminary diagnosis of an intramedullary tumor. Atypical ependymoma and astrocytoma were considered in the differential diagnosis. Per- and post-operative histopathological examinati...

2005
CHANG-CHUAN SU

Intramedullary epidermoid cysts of the spinal cord are rare tumors. They are slow-growing tumors. We report a case of a 74-year-old patient presenting with thoracic spinal cord compression syndrome (T11-12). The magnetic resonance imaging (MRI) showed an intramedullary cystic mass. It demonstrated low signal intensity on T1and high signal intensity on T2-weighted images, with minimal peripheral...

2013
Atsuhito Fuse Kenya Nishioka Hideki Shimura Wataru Manabe Ryota Tanaka Nobutaka Hattori Takao Urabe

Normal pressure hydrocephalus (NPH) is a treatable neurological condition characterized by dementia, gait disturbances, and urinary incontinence. This case study aimed to evaluate the effectiveness of surgical intervention in treating NPH associated with spinal cord tumors. A patient suffering with NPH underwent a spinal tap procedure and surgical resectioning of three neurinomas on the cauda e...

Journal: :Veterinary pathology 2000
S P Terrell S R Platt C L Chrisman B L Homer A de Lahunta B A Summers

A 2-year-old Basset Hound was admitted to the University of Florida Veterinary Medical Teaching Hospital with progressive spastic paraparesis. At necropsy, intradural extramedullary tumors produced areas of spinal cord swelling and softening in spinal cord segments T11-T12 and L4-L6. Histologic examination of the masses revealed sheets of polygonal blastemal cells, epithelial cells forming tubu...

Journal: :Arquivos de neuro-psiquiatria 2005
José Alberto Gonçalves da Silva Maurus Marques de Almeida Holanda Antônio Fernandes de Araújo Roberto Vieira de Mello

In most series of neoplasms of the spinal canal, spinal cord and its leptomeninges, the incidence of meningioma group comprises approximately 25%. The incidence of multiple meningiomas is small when compared with the frequency of its single occurrence. In the majority of cases, their multiplicity is intracranial and spinal. Multiple meningiomas confined exclusively to the spinal canal are extre...

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.

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