Soft tissue lesions: Difference between revisions

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#Plaque stage.
#Plaque stage.
#Nodular stage.
#Nodular stage.
#Lymphangioma-like (???)
#Lymphangioma-like. (???)


===Microscopic===
===Microscopic===
Features:
Features:<ref>Klatt. AOP P.23.</ref>
*Vascular channels that anastomose (low grade).
*Vascular channels that anastomose.
*+/-Nuclear atypia (high grade).
*+/-Nuclear atypia.
*Hyaline globules - pale pink globs (that are paler than RBCs) - '''key feature'''.
*+/-Hemosiderin deposits.


DDx:
DDx:
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===IHC===
===IHC===
*CD31+, CD34+, HHV-8+.
*CD31 +ve, CD34 +ve, HHV-8 +ve.


==Rhabdomyosarcoma==
==Rhabdomyosarcoma==