A giant dumbbell-shaped primitive neuroectodermal tumor in the brain
نویسندگان
چکیده
منابع مشابه
Dumbbell-shaped primitive neuroectodermal tumor mimicking trigeminal schwannoma: a case report and review of literature.
Primitive neuroectodermal tumor (PNET) is presumably of neural crest origin, and cases of supratentorial PNET in adult are extremely rare. We reported a case of PNET presenting as a dumbbell-shaped tumor at the middle cranial fossa of skull base mimicking trigeminal schwannoma both clinically and radiologically. The patient underwent surgery on July 13, 2010, using a combination of subtemporal,...
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The primitive neuroectodermal tumor (PNET) belongs to a group of highly malignant tumors and is composed of small round cells of a neuroectodermal origin. Categorized in the same tumor family as Ewing sarcoma, the PNET is most likely to occur in bones and soft tissues. However, a small number of PNET cases arising in the pelvis have been reported as well. We present three cases of pelvic PNET: ...
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Primitive neuroectodermal tumor (PENETs) is an uncommon malignancy of bone and soft tissue witch rarely occurs in the kidney. In more than 90% of the cases, the tumor cells relieves a balanced translocation (11; 22) (q24; q12). Immunohistochemical staining may be required for diagnosis of PENET. The cells of tumor express CD99, vimentin, NSE, FL1 but do not express Ck, LCA, myogenin, and WT1. W...
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Purpose: To report a case of the congenital primitive neuroectodermal tumor (PNET) of the orbit. Case Report: The patient was a 2-week-old neonate referred to the oculoplastic clinic with right eye proptosis from birth. The neonate was a full term with a history of difficult vaginal delivery. At an initial examination, the ecchymosis of the medial right upper lid was noted. At an initial CT sca...
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Primitive neuroectodermal tumor (PNET) of kidney is an extremely rare renal neoplasm with only about fifty reported cases in literature. Presumably,of neural crest origin, these tumors behave aggressively and carry a poor prognosis. We report a case of 22-year old female patient complaining of left loin pain with recurrent hematuria for last 3 months. On clinical ex...
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ژورنال
عنوان ژورنال: Neurology
سال: 2016
ISSN: 0028-3878,1526-632X
DOI: 10.1212/wnl.0000000000003411