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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
| Image = Intravascular papillary endothelial hyperplasia -- very low mag.jpg | |||
| Width = | |||
| Caption = Intravascular papillary endothelial hyperplasia. [[H&E stain]]. | |||
| Synonyms = Masson tumour, Masson hemangioma | |||
| Micro = | |||
| Subtypes = | |||
| LMDDx = [[Kaposi sarcoma]], other [[hemangioma]]s | |||
| Stains = | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = | |||
| Grossing = | |||
| Site = blood vessel (artery) | |||
| Assdx = | |||
| Syndromes = | |||
| Clinicalhx = | |||
| Signs = | |||
| Symptoms = | |||
| Prevalence = uncommon | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = | |||
| Prognosis = benign | |||
| Other = | |||
| ClinDDx = | |||
| Tx = | |||
}} | |||
'''Intravascular papillary endothelial hyperplasia''', also '''Masson's [[hemangioma]]''',<ref name=pmid15865098>{{cite journal |author=Korkolis DP, Papaevangelou M, Koulaxouzidis G, Zirganos N, Psichogiou H, Vassilopoulos PP |title=Intravascular papillary endothelial hyperplasia (Masson's hemangioma) presenting as a soft-tissue sarcoma |journal=Anticancer Res. |volume=25 |issue=2B |pages=1409–12 |year=2005 |pmid=15865098 |doi= |url=}}</ref> is a benign [[vascular lesion]]. | '''Intravascular papillary endothelial hyperplasia''', also '''Masson's [[hemangioma]]''',<ref name=pmid15865098>{{cite journal |author=Korkolis DP, Papaevangelou M, Koulaxouzidis G, Zirganos N, Psichogiou H, Vassilopoulos PP |title=Intravascular papillary endothelial hyperplasia (Masson's hemangioma) presenting as a soft-tissue sarcoma |journal=Anticancer Res. |volume=25 |issue=2B |pages=1409–12 |year=2005 |pmid=15865098 |doi= |url=}}</ref> is a benign [[vascular lesion]]. | ||
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*Looks like [[Kaposi sarcoma]] at high power. | *Looks like [[Kaposi sarcoma]] at high power. | ||
Images: | ===Images=== | ||
<gallery> | |||
Image: Intravascular papillary endothelial hyperplasia -- very low mag.jpg | IPEH - very low mag. | |||
Image: Intravascular papillary endothelial hyperplasia -- low mag.jpg | IPEH - low mag. | |||
Image: Intravascular papillary endothelial hyperplasia -- intermed mag.jpg | IPEH - intermed. mag. | |||
Image: Intravascular papillary endothelial hyperplasia -- high mag.jpg | IPEH - high mag. | |||
Image: Intravascular papillary endothelial hyperplasia - alt -- high mag.jpg | IPEH - very high mag. | |||
</gallery> | |||
www: | |||
*[http://path.upmc.edu/cases/case544.html Masson hemangioma - several images (upmc.edu)]. | *[http://path.upmc.edu/cases/case544.html Masson hemangioma - several images (upmc.edu)]. | ||
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