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Difference between revisions of "Soft tissue lesions"
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m
→Microscopic: promontory sign
(→Angiosarcoma: +IHC) |
m (→Microscopic: promontory sign) |
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| Line 255: | Line 255: | ||
DDx: | DDx: | ||
*Angiosarcoma (have many mitoses). | *Angiosarcoma (have many mitoses, nuclear atypia). | ||
*Masson's hemangioma (Intravascular papillary endothelial hyperplasia). | *Masson's hemangioma (Intravascular papillary endothelial hyperplasia). | ||
Notes: | Notes: | ||
*Hyaline globules have a DDx (hepatocellular carcinoma, lung adenocarcinoma, chondrosarcomas + others).<ref name=pmid7528163/> | *Hyaline globules have a DDx (hepatocellular carcinoma, lung adenocarcinoma, chondrosarcomas + others).<ref name=pmid7528163/> | ||
*Promontory sign - small vessel protruding into an abnormal vascular space.<ref name=pmid19318797>PMID 19318797.</ref> | |||
**Not pathognomonic for KS.<ref name=pmid20577080>PMID 20577080.</ref> | |||
Images: | Images: | ||