Difference between revisions of "Chondro-osseous tumours"

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Line 69: Line 69:
| painful, NSAIDs remove pain, young
| painful, NSAIDs remove pain, young
| IHC / other
| IHC / other
| [http://commons.wikimedia.org/w/index.php?title=File:Osteoid_osteoma_-_low_mag.jpg low mag.], [http://commons.wikimedia.org/w/index.php?title=File:Osteoid_osteoma_-_high_mag.jpg high mag.]
| [[Image:Osteoid_osteoma_-_high_mag.jpg |thumb|center|150px| Osteoid osteoma. (WC)]]
|-
|-
| [[Osteoblastoma]]
| [[Osteoblastoma]]
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| not painful
| not painful
| IHC / other
| IHC / other
| [http://commons.wikimedia.org/wiki/File:Osteoblastoma_-_low_mag.jpg low mag.], [http://commons.wikimedia.org/wiki/File:Osteoblastoma_-_high_mag.jpg high mag.]
| [[Image:Osteoblastoma_-_high_mag.jpg|thumb|center|150px|Osteoblastoma. (WC)]]
|-
|-
| [[Ewing sarcoma]]
| [[Ewing sarcoma]]
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| pediatric, typically 1-10 years
| pediatric, typically 1-10 years
| PAS+, PASD-  
| PAS+, PASD-  
| [http://commons.wikimedia.org/wiki/File:Ewing_sarcoma_-_intermed_mag.jpg intermed. mag.], [http://commons.wikimedia.org/wiki/File:Ewing_sarcoma_-_PAS_-_high_mag.jpg high mag. - PAS]
| [[Image:Ewing_sarcoma_-_PAS_-_high_mag.jpg |thumb|center|150px| Ewing sarcoma. [[PAS stain]]. (WC)]]
|-
|-
| [[Osteosarcoma]]
| [[Osteosarcoma]]
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| typically 10-30 years, pain, swelling
| typically 10-30 years, pain, swelling
| no stains; many subtypes
| no stains; many subtypes
| [http://commons.wikimedia.org/wiki/File:Osteosarcoma_-_very_high_mag.jpg very high mag.]
| [[Image:Osteosarcoma_-_very_high_mag.jpg |thumb|center|150px|Osteosarcoma. (WC)]]
|-
|-
| [[Giant cell tumour of bone]]
| [[Giant cell tumour of bone]]
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| 20-45 years old, +/-joint pain, +/-immobility
| 20-45 years old, +/-joint pain, +/-immobility
| IHC / other
| IHC / other
| [http://commons.wikimedia.org/wiki/File:Giant_cell_tumour_of_bone_-_high_mag.jpg high mag.]
| [[Image:Giant_cell_tumour_of_bone_-_high_mag.jpg|thumb|center|150px|Giant cell tumour. (WC)]]
|-
|-
|}
|}
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| benign / DDx: chondroma, well-diff. chondrosarcoma
| benign / DDx: chondroma, well-diff. chondrosarcoma
| IHC / bone marrow cavity chondroma = ''enchondroma''
| IHC / bone marrow cavity chondroma = ''enchondroma''
| [http://commons.wikimedia.org/wiki/File:Enchondroma_-_very_high_mag.jpg very high mag.]
| [[Image:Enchondroma_-_very_high_mag.jpg |thumb|center|150px| Enchondroma. (WC)]]
|-
|-
| [[Chondroblastoma]]
| [[Chondroblastoma]]
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| DDx: [[giant cell tumour of bone]]  
| DDx: [[giant cell tumour of bone]]  
| S100+ve, vimentin +ve
| S100+ve, vimentin +ve
| [http://commons.wikimedia.org/wiki/File:Chondroblastoma_-_very_high_mag.jpg very high mag.]
| [[Image:Chondroblastoma_-_very_high_mag.jpg |thumb|center|150px| Chondroblastoma. (WC)]]
|-
|-
| [[Chondrosarcoma]]
| [[Chondrosarcoma]]
Line 137: Line 137:
| >40 years old
| >40 years old
| IHC / may be histologically benign looking
| IHC / may be histologically benign looking
| [http://commons.wikimedia.org/wiki/File:Chondrosarcoma_%282%29.jpg high mag.]
| [[Image:Chondrosarcoma_%282%29.jpg |thumb|center|150px|Chondrosarcoma. (WC)]]
|-
|-
|}
|}
Line 165: Line 165:
| Clinical
| Clinical
| IHC / other
| IHC / other
| [http://commons.wikimedia.org/wiki/File:Adamantinoma_-_intermed_mag.jpg (WC)]
| [[Image:Adamantinoma_-_intermed_mag.jpg |thumb|center|150px|Adamantinoma. (WC)]]
|-
|-
| [[Diffuse tenosynovial giant-cell tumour]] ([[AKA]] [[PVNS]])
| [[Diffuse tenosynovial giant-cell tumour]] ([[AKA]] [[PVNS]])
Line 173: Line 173:
| Clinical
| Clinical
| IHC / other
| IHC / other
| [http://commons.wikimedia.org/wiki/File:Pigmented_villonodular_synovitis_low_mag.jpg (WC)]
| [[Image:Pigmented_villonodular_synovitis_low_mag.jpg |thumb|center|150px| PVNS. (WC)]]
|-
|-
| [[Brown tumour]]
| [[Brown tumour]]
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