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Keywords: Pilocytic astrocytoma
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Pediatr Neurosurg (2023) 58 (5): 290–298.
Published Online: 21 August 2023
... a distinction between paediatric-type and adult-type diffuse gliomas, given their well-established molecular and clinical differences. Paediatric brain tumor Low-grade glioma Pilocytic astrocytoma RAS/mitogen-activated protein kinase pathway Paediatric low-grade gliomas (pLGGs) are the most...
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Pediatr Neurosurg (2019) 54 (6): 399–404.
Published Online: 08 October 2019
...Abdulaziz Oqalaa Almubarak; Anwar Ulhaq; Abdulmajeed BinDahmash; Essam Al Shail Pilomyxoid astrocytoma (PMA) is a rare brain tumour generally located in the chiasmatic-hypothalamic region. In comparison to pilocytic astrocytoma, PMA has distinct histopathological features, aggressive clinical...
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Pediatr Neurosurg (2019) 54 (3): 201–206.
Published Online: 15 March 2019
... pilocytic astrocytoma. No HRAS or KRAS gene mutations were noted in the tumor on genetic sequencing. However, glial tumors have been associated with genetic mutations of RAS upregulation, which may imply a common pathway. Cerebral hamartomas have also been found in Schimmelpenning syndrome patients...
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Pediatr Neurosurg (2019) 54 (1): 36–45.
Published Online: 08 January 2019
... with a pilocytic astrocytoma centered on the optic chiasm, treated with chemotherapy and radiation at 3 years of age. Routine follow-up imaging at 13 years of age revealed the development of a mass in the septum pellucidum, which was subtotally resected endoscopically because of its proximity to the fornices...
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Pediatr Neurosurg (2013) 48 (3): 168–173.
Published Online: 08 February 2013
... imaging (MRI) showed a well-defined lesion in the hypothalamic region. The patient underwent resection of the tumor by the transcallosal transfornicial approach. Histopathology was suggestive of pilocytic astrocytoma. After 3 years, the patient presented with low back pain radiating to the right lower...
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Pediatr Neurosurg (2008) 44 (4): 324–328.
Published Online: 27 May 2008
... documented case of spontaneous regression of a temporal lobe pilocytic astrocytoma in a patient without neurofibromatosis. Conclusion: Spontaneous regression of low-grade gliomas can occur for tumors in a diversity of anatomical locations, at varying ages and in both sexes. This may have implications...
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Pediatr Neurosurg (1996) 24 (1): 35–40.
Published Online: 07 March 2008
...Peter C. Burger Diagnosis, treatment, and prognostication in brain stem astrocytomas have been hindered by the occurrence in the same site of two distinct pathological entities – fibriUary and pilocytic astrocytomas. The small size of the specimens from this region adds an additional confounding...
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Pediatr Neurosurg (1994) 20 (1): 2–10.
Published Online: 06 March 2008
... exophytic brain stem gliomas (DEBSGs). Between 1983 and 1991, 12 of 51 patients evaluated for the diagnosis of brain stem glioma were found to have DEBSGs emanating from the pons, pontomedulla-ry junction or medulla. Eleven of the 12 patients had classic juvenile pilocytic astrocytomas. Unlike most other...
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Pediatr Neurosurg (1991) 17 (5): 234–238.
Published Online: 05 March 2008
... and gadolinium enhancement are variable. Pathological confirmation was obtained by open biopsy in 2 patients, a stereotaxic biopsy was performed on 2 children; 2 children were not biopsied. The tumor histology obtained was that of pilocytic astrocytoma. Two patients were treated with radiation therapy...
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Pediatr Neurosurg (2000) 32 (4): 214–219.
Published Online: 28 July 2000
... or safety. The publisher and the editor(s) disclaim responsibility for any injury to persons or property resulting from any ideas, methods, instructions or products referred to in the content or advertisements. Astrocytoma Hypothalamus Thalamus Bithalamic astrocytoma Pilocytic astrocytoma...