Difference between revisions of "Intranodal palisaded myofibroblastoma"

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Features:
Features:
#Rim of peripheral lymphoid tissue.
#Rim of peripheral lymphoid tissue.
#spindle cells with nuclear palisading
#Spindle cells with nuclear palisading - '''key feature'''.
#RBC extravasation/hemorrhage.
#RBC extravasation/hemorrhage.
#Amianthoid fibers - blood vessel surrounded by collagen with peripheral spokes.<ref name=pmid1918406>{{Cite journal  | last1 = Bigotti | first1 = G. | last2 = Coli | first2 = A. | last3 = Mottolese | first3 = M. | last4 = Di Filippo | first4 = F. | title = Selective location of palisaded myofibroblastoma with amianthoid fibres. | journal = J Clin Pathol | volume = 44 | issue = 9 | pages = 761-4 | month = Sep | year = 1991 | doi =  | PMID = 1918406 }}</ref>
#Amianthoid fibers - blood vessel surrounded by collagen with peripheral spokes.<ref name=pmid1918406>{{Cite journal  | last1 = Bigotti | first1 = G. | last2 = Coli | first2 = A. | last3 = Mottolese | first3 = M. | last4 = Di Filippo | first4 = F. | title = Selective location of palisaded myofibroblastoma with amianthoid fibres. | journal = J Clin Pathol | volume = 44 | issue = 9 | pages = 761-4 | month = Sep | year = 1991 | doi =  | PMID = 1918406 }}</ref>
#intracellular and extracellular fuchsinophilic bodies that stain positive for smooth muscle actin.
#Intracellular and extracellular fuchsinophilic bodies.
#*Smooth muscle actin.


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