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Difference between revisions of "Angiosarcoma"
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Notes: | Notes: | ||
*Epithelioid variant (with abundant cytoplasm & sheeting architecture) may resemble ''[[melanoma]]'' or ''[[hepatocellular carcinoma]]''. | *Epithelioid variant (with abundant cytoplasm & sheeting architecture) may resemble ''[[melanoma]]'' or a ''carcinoma'' (such as ''[[hepatocellular carcinoma]]'' or ''[[urothelial carcinoma]]''<ref name=pmid25929352>{{cite journal |authors=Matoso A, Epstein JI |title=Epithelioid Angiosarcoma of the Bladder: A Series of 9 Cases |journal=Am J Surg Pathol |volume=39 |issue=10 |pages=1377–82 |date=October 2015 |pmid=25929352 |doi=10.1097/PAS.0000000000000444 |url=}}</ref>). | ||
DDx: | DDx: | ||
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*[[Kaposi sarcoma]]. | *[[Kaposi sarcoma]]. | ||
*[[Anastomosing hemangioma]] - especiallly in the [[kidney]]. | *[[Anastomosing hemangioma]] - especiallly in the [[kidney]]. | ||
*Poorly differentiated carcinoma. | *Poorly differentiated carcinoma, e.g. [[urothelial carcinoma]]. | ||
*Other [[vascular tumours]]. | |||
===Images=== | ===Images=== | ||
====Case 1==== | |||
<gallery> | <gallery> | ||
Image:Epithelioid_angiosarcoma_-_very_low_mag.jpg | Epithelioid angiosarcoma - very low mag. (WC/Nephron) | Image:Epithelioid_angiosarcoma_-_very_low_mag.jpg | Epithelioid angiosarcoma - very low mag. (WC/Nephron) | ||
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Image:Epithelioid_angiosarcoma_-_very_high_mag.jpg | Epithelioid angiosarcoma - very high mag. (WC/Nephron) | Image:Epithelioid_angiosarcoma_-_very_high_mag.jpg | Epithelioid angiosarcoma - very high mag. (WC/Nephron) | ||
Image:Epithelioid_angiosarcoma_-_CD31_-_intermed_mag.jpg | Epithelioid angiosarcoma - CD31 - intermed. mag. (WC/Nephron) | Image:Epithelioid_angiosarcoma_-_CD31_-_intermed_mag.jpg | Epithelioid angiosarcoma - CD31 - intermed. mag. (WC/Nephron) | ||
</gallery> | |||
====Case 2==== | |||
<gallery> | |||
Image: Renal angiosarcoma -- intermed mag.jpg | Angiosarcoma (kidney) - low mag. | |||
Image: Renal angiosarcoma - alt -- intermed mag.jpg | Angiosarcoma (kidney) - low mag. | |||
Image: Renal angiosarcoma -- high mag.jpg | Angiosarcoma (kidney) - high mag. | |||
Image: Renal angiosarcoma -- very high mag.jpg | Angiosarcoma (kidney) - very high mag. | |||
Image: Renal angiosarcoma in fat -- intermed mag.jpg | Angiosarcoma (kidney) - low mag. | |||
Image: Renal angiosarcoma in fat - alt -- intermed mag.jpg | Angiosarcoma (kidney) - low mag. | |||
Image: Renal angiosarcoma in fat -- high mag.jpg | Angiosarcoma (kidney) - high mag. | |||
</gallery> | |||
====Additional==== | |||
<gallery> | |||
Image:Breast Angiosarcoma Epithelioid HP2 CTR.jpg|Breast - Epithelioid angiosarcoma - high power (SKB) | Image:Breast Angiosarcoma Epithelioid HP2 CTR.jpg|Breast - Epithelioid angiosarcoma - high power (SKB) | ||
Image:Breast Angiosarcoma Epithelioid HP CTR.jpg|Breast - Epithelioid angiosarcoma - high power (SKB) | Image:Breast Angiosarcoma Epithelioid HP CTR.jpg|Breast - Epithelioid angiosarcoma - high power (SKB) | ||