نتایج جستجو برای: intramedullary tumor
تعداد نتایج: 433229 فیلتر نتایج به سال:
The authors describe the case of a 48-year-old man found to have the first reported intramedullary spinal cord spindle cell hemangioma. Previous research indicates that spindle cell hemangiomas are rarely found in the spine. Only 3 previous cases exist, all in the intradural, extramedullary space. In the present case, gross-total resection of the tumor was possible with no loss of function from...
Intramedullary glioma are rare and their biological behaviour can differ from their cerebral counterparts. Pilomyxoid astrocytoma (PMA, WHO grade II), predominantly occur in the hypothalamic/chiasmatic region of infants and children. The few reported cases of pediatric intramedullary PMA displayed a particularly aggressive behavior. Here, we report a diagnostically challenging case of a five ye...
UNLABELLED Intramedullary tumors are rare. The authors reviewed 24 cases operated between 1996 and 2006. The study assessed the clinical characteristics and surgical results based upon the neurological function. METHOD Medical records of patients with intramedullary astrocytoma and ependymoma were reviewed. The minimal follow up time was 6 months and, at the end of this period, a comparative ...
While the presence of metastatic melanocytoma in central nervous system (CNS) is relatively common, primary spinal (PSM) an extremely rare entity. Only 70 cases have been reported, and its usual position cervical region. We report a case 35-year-old male with intramedullary dorsal exophytic component. The tumor was first opened periphery closed without being operated upon due to it uncommon pat...
Background: Melanocytoma is a rare pigmented central nervous tumor. In the spine, it may develop in meninges, extramedullary or intramedullary. It usually has good outcome after total excision.
 Case report:
 A 40-year-old male patient was admitted to our hospital 12 years ago with 3-month history of progressive neck pain and difficulty walking. On clinical examination, he showed uppe...
Pediatric intramedullary schwannoma without neurofibromatosis is extremely rare with only five cases reported so far. We present this rare finding in an 8-year-old boy who presented with a sudden onset of weakness in all limbs. An intraoperative diagnosis of schwannoma enabled us to carry out a total excision of the tumor, which resulted in near complete recovery at 18 months follow-up. Althoug...
Intramedullary spinal cord metastasis is an uncommon manifestation of systemic tumor. We present a case of metastatic mass inside the thoracic spinal cord 6 years after nephrectomy because of renal cell carcinoma. The parenchymal lesion was resected totally and the histologic examination confirmed it as renal cell carcinoma metastasis. The patient's neurological function improved apparently unt...
Patients with spinal abnormalities infrequently present with intradural intramedullary bleeding. The more common causes include spinal trauma, arteriovenous malformations and saccular aneurysms of spinal arteries. On occasion, spinal cord tumors either primary or metastatic may cause intramedullary bleed with ependymoma of the conus medullaris. Spinal nerve sheath tumors such as schwannomas onl...
Synchronous spinal intramedullary ependymal cysts and intramedullary schwannomas are rare. To the best of our knowledge, the present study is the first report of a case of intramedullary schwannoma coexisting with an ependymal cyst. A 35-year-old male presented with lower back pain and weakness in the left leg. Magnetic resonance imaging identified an intramedullary cystic-solid lesion at the t...
Primary intramedullary germinoma arising in the cervical spinal cord is a very rare entity. We present one such case arising in a young man who presented with radiculopathy and myelopathy, which was partially excised. Upon histological confirmation, he was treated successfully with radiotherapy alone. To our knowledge, this is only the second reported case worldwide which is histologically conf...
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