Neuroendocrine carcinoma of the breast with Merkel cell carcinoma-like features

1998 ◽  
Vol 48 (7) ◽  
pp. 557-561 ◽  
Author(s):  
Masaharu Fukunaga
1986 ◽  
Vol 41 (5) ◽  
pp. 350-353
Author(s):  
K. von Kemp ◽  
M.F. Dehou ◽  
G. Somers

1992 ◽  
Vol 18 (5) ◽  
pp. 375-380 ◽  
Author(s):  
LAWRENCE L. ANDERSON ◽  
TERRI J. PHIPPS ◽  
MARTHA L. McCOLLOUGH

2019 ◽  
Vol 17 (5) ◽  
pp. 562-576 ◽  
Author(s):  
Jürgen C. Becker ◽  
Thomas Eigentler ◽  
Bernhard Frerich ◽  
Thilo Gambichler ◽  
Stephan Grabbe ◽  
...  

2020 ◽  
Vol 154 (3) ◽  
pp. 369-380
Author(s):  
Lauren E B Lawrence ◽  
Atif Saleem ◽  
Malaya K Sahoo ◽  
Susanna K Tan ◽  
Benjamin A Pinsky ◽  
...  

Abstract Objectives The possibility of a so-called primary lymph node neuroendocrine carcinoma has been described in the literature. Here we evaluate cases fitting such a diagnosis and find that the cases demonstrate a convincing and pervasive pattern consistent with metastatic Merkel cell carcinoma. Methods Six cases of primary lymph node Merkel cell carcinoma and one case of metastatic neuroendocrine carcinoma at a bony site, all with unknown primary, were sequenced using a combination of whole-exome and targeted panel methods. Sequencing results were analyzed for the presence of an ultraviolet (UV) mutational signature or off-target detection of Merkel cell polyomavirus (MCPyV). Results Four of six primary lymph node cases were positive for a UV mutational signature, with the remaining two cases positive for off-target alignment of MCPyV. One case of neuroendocrine carcinoma occurring at a bony site was also positive for a UV mutational signature. Conclusions We find no evidence to corroborate the existence of so-called primary Merkel cell carcinoma of lymph node.


2017 ◽  
Vol 45 (2) ◽  
pp. 129-135 ◽  
Author(s):  
Patrick S. Rush ◽  
Jason N. Rosenbaum ◽  
Madhuchhanda Roy ◽  
Rebecca M. Baus ◽  
Daniel D. Bennett ◽  
...  

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