scholarly journals Pilomyxoid Astrocytoma Occurring in the Third Ventricle

2015 ◽  
Vol 5 ◽  
pp. 41
Author(s):  
Sanghyeon Kim ◽  
Myongjin Kang ◽  
Sunseob Choi ◽  
Dae Cheol Kim

Pilomyxoid astrocytoma (PMA) is a rare central nervous system tumor that has been included in the 2007 World Health Organization Classification of Tumors of the Central Nervous System. Due to its more aggressive behavior, PMA is classified as Grade II neoplasm by the World Health Organization. PMA predominantly affects the hypothalamic/chiasmatic region and occurs in children (mean age of occurrence = 10 months). We report a case of a 24-year-old man who presented with headache, nausea, and vomiting. Brain CT and MRI revealed a mass occupying only the third ventricle. We performed partial resection. Histological findings, including monophasic growth with a myxoid background, and absence of Rosenthal fibers or eosinophilic granular bodies, as well as the strong positivity for glial fibrillary acidic protein were consistent with PMA.

2018 ◽  
Vol 47 (11-12) ◽  
pp. e187-e200 ◽  
Author(s):  
Chiara Villa ◽  
Catherine Miquel ◽  
Dominic Mosses ◽  
Michèle Bernier ◽  
Anna Luisa Di Stefano

2016 ◽  
Vol 131 (6) ◽  
pp. 803-820 ◽  
Author(s):  
David N. Louis ◽  
Arie Perry ◽  
Guido Reifenberger ◽  
Andreas von Deimling ◽  
Dominique Figarella-Branger ◽  
...  

2017 ◽  
Vol 10 (05) ◽  
Author(s):  
Malay B Shah ◽  
Vihang S Mazumdar ◽  
Sangeeta V Patel ◽  
Rajendra K Baxi ◽  
Kalpita K Shringarpure

2021 ◽  
Vol 94 (3) ◽  
pp. 282-288
Author(s):  
Maria Margareta Cosnarovici ◽  
Rodica Voichița Cosnarovici ◽  
Doina Piciu

Tumors of the central nervous system (CNS) represent the main cause of death through solid tumors in children and the second most frequent neoplasm in this patient group. The poor survival rate is due to many factors, such as the large diversity of morphological features, the particular micro-environmental characteristics of the nervous tissue, the relative rareness in relation to other childhood diseases, which leads to late diagnosis and the limited effectiveness of the available treatment options. Up until 2016, brain tumors were classified according to their histologic features. The new 2016 World Health Organization (WHO) Classification of CNS tumors incorporates molecular features, alongside the immunohistology, in order to provide a more accurate understanding of the disease. The treatment consists of surgery, radiation therapy and chemotherapy. We decided to review the literature on this pathology, in order to show the importance of the recent discoveries in this field.


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