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Difference between revisions of "Chondro-osseous tumours"
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→Chondrosarcoma
| Line 126: | Line 126: | ||
****Bi-nucleation. | ****Bi-nucleation. | ||
****Hypochromatic enlarged nuclei. | ****Hypochromatic enlarged nuclei. | ||
****Infiltration of lamellar bone ("invasion") - not common - '''diagnostic'''. | |||
**Increased cellularity. | **Increased cellularity. | ||
***More cellular than cartilage... but relatively paucicellular compared to other sarcomas. | ***More cellular than cartilage... but relatively paucicellular compared to other sarcomas. | ||
| Line 132: | Line 133: | ||
Notes: | Notes: | ||
*Low grade chondrosarcoma are not cytologically malignant; the diagnosis rests mostly on radiologic findings. | *Low grade chondrosarcoma are not cytologically malignant; the diagnosis rests mostly on radiologic findings. | ||
**The exception is ''infiltration of lamellar bone'' -- this is diagnostic of chondrosarcoma.<ref>BD. 28 April 2011.</ref> | |||
Images: | Images: | ||