Primary Pilocytic Astrocytoma with Malign Transformation
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چکیده
Pilocytic astrocytoma is a slow-growing brain tumor that occurs more often in children with a benign course and long clinical history compared to diffuse astrocytomas. Pilocytic astrocytomas may rarely show malignant transformation and radiotherapy plays a key role in the treatment of malignant transformation. In this study, we present a pilocytic astrocytoma case with no radiotherapy history and showing malignant characteristics histologically on a 3 year old girl.
منابع مشابه
Spontaneous Anaplastic Transformation in Cerebellar Pilocytic Astrocytoma: A Case Report and Review Of Literature
Pilocytic atrocytoma(PA) is a World health organization (WHO) grade I astrocytoma. It most commonly develops during first two decades of life with predilection for infratentorial region. The tumor shows a favorable behavior and patients usually have excellent long term improvement. Histologic progression and features of anaplasia is a rare event in pilocytic astrocytomas and is commonly seen wi...
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