Leptomeningeal dissemination of pilocytic astrocytoma
نویسندگان
چکیده
منابع مشابه
Outcome of patients with pilocytic astrocytoma and leptomeningeal dissemination.
PURPOSE To determine the patient, tumor, and treatment characteristics of patients with pilocytic astrocytoma (PA) and leptomeningeal dissemination (LMD). METHODS AND MATERIALS A PubMed search of English-language studies pertaining to PA with LMD was performed using a combination of keywords that included juvenile pilocytic astrocytoma, low-grade astrocytoma, low-grade glioma, leptomeningeal ...
متن کاملLeptomeningeal dissemination of pilocytic astrocytoma in a 17-year-old boy.
Pilocytic astrocytoma with leptomeningeal dissemination is a rare phenomenon and can be associated with obstructive hydrocephalus and an unfavorable prognosis. Herein, we report a seventeen-year-old boy with a history of ventriculo-peritoneal shunt insertion due to severe hydrocephalus who presented with progressive headache and vomiting together with ocular and cerebellar signs and symptoms. N...
متن کاملLeptomeningeal dissemination of pilocytic astrocytoma at diagnosis in childhood: two cases report.
Pilocytic astrocytoma (PA) is a benign tumor that rarely spread along the neuraxis. At the moment there are no more than five cases of leptomeningeal dissemination (LD) from PA at diagnosis described in the literature. Different patterns of presentation or recurrence may be noted: local recurrence, malignant transformation, multicentric disease or metastatic disease. LD and multicentric disease...
متن کاملLeptomeningeal dissemination and vertebral bone involvement in a child with pilocytic astrocytoma.
In low-grade glioma, metastasis is rarely seen. Few cases of leptomeningeal dissemination have been reported in children. Vertebral bone metastasis has not been reported so far. Herein is described the case of a pediatric patient with the diagnosis of pilocytic astrocytoma, and leptomeningeal dissemination detected at the time of diagnosis, who then received radiotherapy and chemotherapy upon d...
متن کاملDiencephalic juvenile pilomyxoid astrocytoma with leptomeningeal dissemination.
Pilomyxoid astrocytoma (PMA) is a recently described neoplasm. PMA shares few features with pilocytic astrocytoma (PA), the most common central nervous system (CNS) tumor in the pediatric population, yet displays histological differences. Previous studies have shown that PMAs have more aggressive biological behavior as compared to PA. These findings suggest that PMA may be a unique and distinct...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Formosan Journal of Surgery
سال: 2013
ISSN: 1682-606X
DOI: 10.1016/j.fjs.2013.05.005