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Difference between revisions of "Glomus tumour"
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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
| Image = Glomus_tumour_-_2_-_very_high_mag.jpg | |||
| Width = | |||
| Caption = Glomus tumour. [[H&E stain]]. | |||
| Micro = sheets of equally-spaced cells ("cookie cutter appearance"), polygonal cells with identifiable cellular borders, thin-walled blood vessels, moderate clear cytoplasm | |||
| Subtypes = | |||
| LMDDx = | |||
| Stains = | |||
| IHC = SMA +ve (100%), desmin usu. -ve, CD34 -ve, S-100 -ve | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = | |||
| Grossing = | |||
| Site = [[skin]]/soft tissue - classically subungal | |||
| Assdx = | |||
| Syndromes = | |||
| Clinicalhx = | |||
| Signs = | |||
| Symptoms = [[painful skin lesion]] | |||
| Prevalence = uncommon | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = | |||
| Prognosis = usu. good | |||
| Other = | |||
| ClinDDx = | |||
}} | |||
'''Glomus tumours''', also known as '''glomangioma''', are painful, perivascular tumour that are classically periungual. | '''Glomus tumours''', also known as '''glomangioma''', are painful, perivascular tumour that are classically periungual. | ||
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*No significant nuclear atypia. | *No significant nuclear atypia. | ||
*The regular cell spacing is called "cookie cutter appearance". It looks like the cells were created with a cookie cutter; the spacing between cell is equal and they all look very similar. | *The regular cell spacing is called "cookie cutter appearance". It looks like the cells were created with a cookie cutter; the spacing between cell is equal and they all look very similar. | ||
*Should be perivascular - abut endothelial cells. | |||
Images | ===Images=== | ||
<gallery> | |||
Image:Glomus_tumour_-_intermed_mag.jpg | Glomus tumour - intermed. mag. (WC) | |||
Image:Glomus_tumour_-_2_-_very_high_mag.jpg | Glomus tumour - very high mag. (WC) | |||
</gallery> | |||
www: | |||
*[http://moon.ouhsc.edu/kfung/jty1/opaq/PathQuiz/Z0B003-PQ01-M.htm Glomus tumour (ouhsc.edu)]. | *[http://moon.ouhsc.edu/kfung/jty1/opaq/PathQuiz/Z0B003-PQ01-M.htm Glomus tumour (ouhsc.edu)]. | ||