Schwannian stroma
Web15 May 2002 · Abstract and Figures The coexistence of neuroblastic and Schwannian stromal (SS) cells in differentiating neuroblastoma (NB), and derivation of Schwannian-like cells from neuroblastic clones in... Web1 Oct 2024 · The International Neuroblastoma Pathology Classification (INPC - Shimada system) groups neuroblastic tumors into four histopathologic categories according to the …
Schwannian stroma
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Web1 Nov 2000 · The amount of Schwannian stroma strongly impacts prognosis, and favorable outcome is associated with tumors that are Schwannian stroma rich/stroma dominant. At the present time, there is controversy regarding the origin of Schwann cells in neuroblastoma tumors. However,recent studies have suggested that the Schwann cells in … Web5 Jan 2004 · Among cases of undifferentiated and poorly differentiated tumors in the neuroblastoma (Schwannian stroma–poor) category, the authors histologically identified a group of rare tumors, known as large cell neuroblastomas (LCNs), that are composed of large cells with sharply outlined nuclear membranes and 1–4 prominent nucleoli. METHODS
Web123 rows · 11 Mar 2002 · Hematoxylin and eosin-stained sections of 47 neuroblastoma … Web7 Jan 2009 · Neuroblastoma is a small round blue cell tumor of childhood. Neuroblastoma is the most immature of the neuroblastic tumors; the others are ganglioneuroblastoma and ganglioglioma. These tumors are differentiated based on the amount of schwannian stroma and the presence or absence of ganglion cell differentiation.
WebMondo Description A neuroblastic tumor characterized by the presence of a ganglioneuroblastoma component and the formation of Schwannian stroma which … Web1 Mar 2002 · Morphologic features of neuroblastoma (Schwannian stroma-poor tumors) in clinically favorable and unfavorable groups Authors Inge M Ambros 1 , Jun-ichi Hata , …
Web15 Jul 1999 · Prognostic effects of morphology, both individual and in combination, taken in conjunction with age (Shimada classification, histologic grade, and risk group), were …
Web29 Jan 2024 · They are mainly or predominantly composed of Schwannian stroma cells that do not secrete catecholamine metabolites. However, detecting highly elevated HVA and VMA levels in this situation suggests the presence of a co-existing, but hidden, “Neuroblastoma (Schwannian stroma-poor)” nodule that was not sampled by the biopsy … office depot literature holderWeb1 Jul 1994 · The Schwannian stroma of neuroblastomas appears to be derived from nonneoplastic stromal cells rather than neuroblastoma cells, further clarifying its developmental origins and suggesting HBMSCs or hMSCs may contribute to the formation of human tumor stroma. Expand. 14. PDF. Save. my chrome automatically closesWeb21 Oct 2014 · Reconstitution of Schwannian stroma in neuroblastomas . using human bone marrow stromal cells. Am J Pathol. 2008; 173(4):1153-1164. 46. Bourdeaut F, Ribeiro A, Paris R, Pierron G, Couturier J, office depot lint rollerWeb1 Nov 2000 · The amount of Schwannian stroma strongly impacts prognosis, and favorable outcome is associated with tumors that are Schwannian stroma rich/stroma dominant. At … office depot liberty mo 64068WebThe diagnosis in this case was ganglioneuroma, based on the morphology of the cell block and confirmed by immunohistochemistry. The specimen demonstrated dominantly Schwannian stroma composed of Schwann cells with wavy and tapered nuclei in a haphazard fashion and loose homogenous fibrous stroma. office depot ledger bookWebwhich divided NTs into Schwannian stroma-rich and stroma-poor tumors. They also have introduced the term “mitosis-karyorrhexis index” (MKI) for describ-ing one of the prognostic indicators. Some modifica-tions in this classification were published by Joshi et al.,8,9 who suggested a high mitotic rate to be an un- my chromebook is a black screenWebThe Schwannian stroma in neuroblastomas is related to patient prognosis. There is debate surrounding the origin of Schwannian stroma in neuroblastomas: one theory is that the … office depot little elm