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Difference between revisions of "Vascular tumours"
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→Microscopic: w
m (→Lymphangioma) |
(→Microscopic: w) |
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DDx: | DDx: | ||
*Angiosarcoma | *[[Angiosarcoma]] - have many mitoses, nuclear atypia. | ||
*Masson's hemangioma | *[[Masson's hemangioma]] - [[AKA]] ''intravascular papillary endothelial hyperplasia''. | ||
*Benign lymphangioendothelioma.<ref>{{Cite journal | last1 = Guillou | first1 = L. | last2 = Fletcher | first2 = CD. | title = Benign lymphangioendothelioma (acquired progressive lymphangioma): a lesion not to be confused with well-differentiated angiosarcoma and patch stage Kaposi's sarcoma: clinicopathologic analysis of a series. | journal = Am J Surg Pathol | volume = 24 | issue = 8 | pages = 1047-57 | month = Aug | year = 2000 | doi = | PMID = 10935645 }}</ref> | *Benign lymphangioendothelioma.<ref>{{Cite journal | last1 = Guillou | first1 = L. | last2 = Fletcher | first2 = CD. | title = Benign lymphangioendothelioma (acquired progressive lymphangioma): a lesion not to be confused with well-differentiated angiosarcoma and patch stage Kaposi's sarcoma: clinicopathologic analysis of a series. | journal = Am J Surg Pathol | volume = 24 | issue = 8 | pages = 1047-57 | month = Aug | year = 2000 | doi = | PMID = 10935645 }}</ref> | ||
**Histologically very similar.<ref>URL: [http://path.upmc.edu/cases/case134/dx.html http://path.upmc.edu/cases/case134/dx.html]. Accessed on: 5 January 2012.</ref> | **Histologically very similar.<ref>URL: [http://path.upmc.edu/cases/case134/dx.html http://path.upmc.edu/cases/case134/dx.html]. Accessed on: 5 January 2012.</ref> | ||
Notes: | Notes: | ||
*Hyaline globules have a DDx ([[hepatocellular carcinoma]], lung adenocarcinoma, [[chondrosarcoma]]s + others).<ref name=pmid7528163/> | *[[Hyaline globules]] have a DDx ([[hepatocellular carcinoma]], lung adenocarcinoma, [[chondrosarcoma]]s + others).<ref name=pmid7528163/> | ||
*Promontory sign - small vessel protruding into an abnormal vascular space.<ref name=pmid19318797>{{cite journal |author=Lazova R, McNiff JM, Glusac EJ, Godic A |title=Promontory sign--present in patch and plaque stage of angiosarcoma! |journal=Am J Dermatopathol |volume=31 |issue=2 |pages=132–6 |year=2009 |month=April |pmid=19318797 |doi=10.1097/DAD.0b013e3181951045 |url=}}</ref> | *Promontory sign - small vessel protruding into an abnormal vascular space.<ref name=pmid19318797>{{cite journal |author=Lazova R, McNiff JM, Glusac EJ, Godic A |title=Promontory sign--present in patch and plaque stage of angiosarcoma! |journal=Am J Dermatopathol |volume=31 |issue=2 |pages=132–6 |year=2009 |month=April |pmid=19318797 |doi=10.1097/DAD.0b013e3181951045 |url=}}</ref> | ||
**Not pathognomonic for KS.<ref name=pmid20577080>{{cite journal |author=Fernandez-Flores A, Rodriguez R |title=Promontory Sign in a Reactive Benign Vascular Proliferation |journal=Am J Dermatopathol |volume= |issue= |pages= |year=2010 |month=June |pmid=20577080 |doi=10.1097/DAD.0b013e3181cf0ae5 |url=}}</ref> | **Not pathognomonic for KS.<ref name=pmid20577080>{{cite journal |author=Fernandez-Flores A, Rodriguez R |title=Promontory Sign in a Reactive Benign Vascular Proliferation |journal=Am J Dermatopathol |volume= |issue= |pages= |year=2010 |month=June |pmid=20577080 |doi=10.1097/DAD.0b013e3181cf0ae5 |url=}}</ref> | ||