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Difference between revisions of "Adamantinoma"
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| Caption = Adamantinoma. [[H&E stain]]. | | Caption = Adamantinoma. [[H&E stain]]. | ||
| Micro = | | Micro = | ||
| Subtypes = | | Subtypes = classic, differentiated | ||
| LMDDx = | | LMDDx = | ||
| Stains = | | Stains = | ||
| Line 34: | Line 34: | ||
*Rare: < 1% of bone tumours. | *Rare: < 1% of bone tumours. | ||
*25-35 years old. | *25-35 years old. | ||
*Benign, may be locally aggressive. | *Benign, may be locally aggressive. | ||
==Gross== | ==Gross== | ||
* | *Classically mid portion of tibia.<ref name=pmid18279517/> | ||
**May be seen in the fibula. | |||
===Radiology=== | ===Radiology=== | ||
| Line 45: | Line 45: | ||
==Microscopic== | ==Microscopic== | ||
Features: | Features: | ||
*Biphasic tumour: | *Biphasic tumour:<ref name=pmid18279517/> | ||
*#Fibrous/spindle cell component. | *#Fibrous/spindle cell component. | ||
*#Epithelial component. | *#Epithelial component. | ||
Note: | |||
*Histologically, it resembles [[ameloblastoma]].<ref name=pmid18279517/> | |||
DDx:<ref name=pathcon_adam>URL: [http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675%2806%2970057-2 http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675%2806%2970057-2]. Accessed on: 28 April 2011.</ref> | DDx:<ref name=pathcon_adam>URL: [http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675%2806%2970057-2 http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675%2806%2970057-2]. Accessed on: 28 April 2011.</ref> | ||
*Vascular tumours ([[Epithelioid hemangioendothelioma]]). | *Vascular tumours ([[Epithelioid hemangioendothelioma]]). | ||
*[[Metastatic carcinoma]]. | *[[Metastatic carcinoma]]. | ||
===Subtypes=== | |||
Subdivided into:<ref name=pmid18279517/> | |||
*Classic. | |||
*Differentiated - less than 20 years old only. | |||
===Images=== | ===Images=== | ||