neuroectodermal tumors/cefaleia

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[Supratentorial primitive neuroectodermal tumor: report of a surgical case].

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We reported a rare case of supratentorial primitive neuroectodermal tumors (sPNET) and reviewed the literature. A 15-year-old girl presented with a one-month history of headache and vomiting. CT scans showed a huge, solid and cystic tumor with calcification, occupying the left anterior cranial

Intracranial metastasis from primary spinal primitive neuroectodermal tumor.

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Primary spinal primitive neuroectodermal tumors (PNET) are rare tumors, with only 94 cases reported till date. Metastasis to brain from a spinal PNET is even rarer. In the present report, we evaluate the pathology and treatment of solitary intracranial metastasis from spinal PNET in a 22-year-old

Primary leptomeningeal primitive neuroectodermal tumor.

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Leptomeningeal metastases are a common complication of medulloblastomas and other primitive neuroectodermal tumors (PNETs). Much rarer are PNETs apparently arising in the leptomeninges. An 8-year-old boy presented with headache and vomiting, due to neoplastic meningitis from primary neuroectodermal

[The leptomeningeal form of primary neuroectodermal tumor].

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Brain neoplasms as primary leptomeningeal forms are rare, particularly if the case in point is primary neuroectodermal tumors (PNET). In the literature, there are only few reports on this topic. The authors describe one of such rare cases. A 21-years-old man was admitted to a hospital for complaints

A novel case of a CAT to AAT transversion in codon 179 of the p53 gene in a supratentorial primitive neuroectodermal tumor harbored by a young girl. Case report and review of the literature.

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BACKGROUND The most common cytogenetic abnormality encountered in primitive neuroectodermal tumors (PNET)/medulloblastoma is loss of heterozygosity in the region of the short arm of chromosome 17. There is some evidence that supratentorial PNET has different cytogenetic markers than infratentorial

Primary Ewing's sarcoma/peripheral primitive neuroectodermal tumor at the vertex of the skull with elevated serum carcinoembryonic antigen: case report.

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A primary Ewing's sarcoma arising in the skull is relatively rare. Although a small number of case reports noted elevated carcinoembryonic antigen (CEA) in patients with primary central nervous system (CNS) neoplasms, there is no report of Ewing's sarcoma/peripheral primitive neuroectodermal tumor

Solitary epidural brain metastasis of a peripheral neuroepithelioma (a primitive neuroectodermal tumor): a case report.

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A 14 year old male was referred to a CT scan at our hospital for evaluation of headache. The patient was a known case of cervical soft tissue primitive neuroectodermal tumor (PNET) who has undergone surgery and radiotherapy 4 years ago. CT scan showed a large solitary extra axial, epidural lesion in

Supratentorial primitive neuroectodermal tumor during pregnancy. Case report.

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The case of an 18-year-old primipara in the second trimester of pregnancy affected by a primitive supratentorial mass is described. Main symptoms of increased intracranial pressure were severe headache, diplopia, and left hemiparesis. In the 20(th) week of pregnancy a fronto-temporal craniotomy was

Primitive neuroectodermal tumor (PNET) of the brain diagnosed during pregnancy.

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BACKGROUND Brain tumors in pregnancy are extremely rare events. A case of a patient with primitive neuroectodermal tumor (PNET) of the brain diagnosed during the second half of pregnancy is reported. METHODS The first case of PNET of the brain diagnosed in a 26-year-old woman, gravida 1 para 0, in

Peripheral primitive neuroectodermal tumor of the cavernous sinus: case report.

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OBJECTIVE Ewing sarcoma/peripheral primitive neuroectodermal tumors (pPNET family) are small, round, blue cell tumors that have a decided predilection for young patients and commonly arise in bone and soft tissue. We are reporting a rare case of cavernous sinus pPNET in a 48-year-old

Primary leptomeningeal primitive neuroectodermal tumor: A difficult entity to diagnose.

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A 25-year-old male presented with difficulty in walking, loss of vision, and seizures. A clinical possibility of craniospinal meningeal pathology was considered. On computed tomography (CT) scan and magnetic resonance imaging, there was an enhancement of leptomeninges with few ring-enhancing lesions

Lipomatous supratentorial primitive neuroectodermal tumor with glioblastomatous differentiation.

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Cases of cerebral neuroblastoma or supratentorial primitive neuroectodermal tumor with malignant gliomatous components are relatively uncommon. Less frequent is the combination of these 2 elements with a mesenchymal component. This is a case report of a lipomatous supratentorial primitive

Glioblastoma with Both Oligodendroglioma and Primitive Neuroectodermal Tumor-Like Components in a Case with 9-Year Survival.

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UNASSIGNED Glioblastoma multiforme (GBM), the most common primary malignant brain tumor in adults, is characterized by extensive heterogeneity in its clinicopathological presentation. A primary brain tumor with both astrocytic differentiation and neuronal immunophenotype features is rare. Here, we

[A supratentorial primitive neuroectodermal tumor exhibiting pathological characteristics of medulloepithelioma: a case report].

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A 50-year-old female presented with headache symptoms and left hemifacial paresis. Brain computed tomography and magnetic resonance images demonstrated a right frontal lobe tumor with hemorrhage and calcification. A gross total resection was carried out. Pathologically, the tumor exhibited three

De novo appearance of primitive neuroectodermal tumor in a patient with systemic lupus erythematosus and moyamoya disease.

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Primitive neuroectodermal tumor is a rare brain tumor composed of undifferentiated or poorly differentiated neuroepithelial cells with a high malignant potential that usually occurs in children, and which is only occasionally encountered in adults. A 19-year-old female with systemic lupus

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