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Difference between revisions of "Chondro-osseous tumours"
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Chondro-osseous tumours (view source)
Revision as of 04:16, 27 December 2010
, 04:16, 27 December 2010→Osteoid osteoma
(→Cartilage: enchondroma) |
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| Line 76: | Line 76: | ||
===General=== | ===General=== | ||
*Benign bone lesion. | *Benign bone lesion. | ||
Clinical:<ref name=Ref_Sternberg4_285>{{Ref Sternberg4|285}}</ref> | |||
*Extremely painful. | |||
**Relieved by NSAIDS. | |||
===Microscopic=== | ===Microscopic=== | ||
Features: | Features:<ref name=Ref_Sternberg4_285>{{Ref Sternberg4|285}}</ref> | ||
* | *Anastomosing bony [[trabeculae]] with: | ||
**Cells line-up at edge of bone. | **Variable mineralization | ||
***Mineralization (calcium '''p'''hosphate) = '''p'''urple on [[H&E stain]]. | |||
**Rimmed by osteoblasts. | |||
***Cells line-up at edge of bone. | |||
Image: | Image: | ||
*[http://library.med.utah.edu/WebPath/COW/COW211.html Osteoid osteoma (med.utah.edu)]. | *[http://library.med.utah.edu/WebPath/COW/COW211.html Osteoid osteoma (med.utah.edu)]. | ||
Notes: | |||
*Histomorphologically near identical/indistinguishable from ''osteoblastoma''.<ref name=Ref_Sternberg4_286>{{Ref Sternberg4|286}}</ref> | |||
==Ewing sarcoma== | ==Ewing sarcoma== | ||