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Difference between revisions of "Chondro-osseous tumours"
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Chondro-osseous tumours (view source)
Revision as of 15:30, 9 December 2010
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Ref.:<ref>TN05 OR41.</ref><ref>URL: [http://www.emedicine.com/RADIO/topic494.htm http://www.emedicine.com/RADIO/topic494.htm].</ref> | Ref.:<ref>TN05 OR41.</ref><ref>URL: [http://www.emedicine.com/RADIO/topic494.htm http://www.emedicine.com/RADIO/topic494.htm].</ref> | ||
= | =Cartilage= | ||
==Chondrosarcoma== | |||
=== | |||
===Microscopic=== | ===Microscopic=== | ||
Features:<ref>IAV. 26 February 2009.</ref> | Features:<ref>IAV. 26 February 2009.</ref> | ||
*Abnormal cartilage. | *Abnormal cartilage. | ||
| Line 62: | Line 49: | ||
**Nuclear clearing. | **Nuclear clearing. | ||
**Nucleoli. | **Nucleoli. | ||
=Bone= | |||
==Osteoid osteoma== | |||
===General=== | |||
*Benign bone lesion. | |||
===Microscopic=== | |||
Features: | |||
*Rimming of osteoblasts. | |||
**Cells line-up at edge of bone. | |||
Image: | |||
*[http://library.med.utah.edu/WebPath/COW/COW211.html Osteoid osteoma (med.utah.edu)]. | |||
==Ewing sarcoma== | ==Ewing sarcoma== | ||
| Line 190: | Line 190: | ||
*Drugs (thiazides ... others). | *Drugs (thiazides ... others). | ||
== | ==Giant cell tumour== | ||
===General=== | ===General=== | ||
* | Features:<ref name=Ref_WMSP648>{{Ref WMSP|648}}</ref> | ||
*Approximately 5% of primary bone tumours. | |||
*Typical age: 20-45 years. | |||
===Clinical=== | |||
*May present with joint pain, immobility. | |||
===Microscopic=== | ===Microscopic=== | ||
Features: | Features:<ref name=Ref_Klatt420>{{Ref Klatt|420}}</ref> | ||
* | *Giant cells. | ||
* | *Mononuclear cells, with nuclei similar to those in giant cells - '''key feature''' | ||
=See also= | =See also= | ||