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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
| Image = Loose body -- intermed mag.jpg | |||
| Width = | |||
| Caption = Loose body. [[H&E stain]]. | |||
| Synonyms = | |||
| Micro = [[hyaline cartilage]] +/- lobular surface +/-lacunae with binucleate cells, +/-nuclear atypia (moderate to severe), +/-synovial hyperplasia, [[bone]] | |||
| Subtypes = | |||
| LMDDx = [[chondrosarcoma]], [[osteoarthritis]] | |||
| Stains = | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = | |||
| Grossing = | |||
| Site = [[joints]] - classically knee or hip | |||
| Assdx = | |||
| Syndromes = | |||
| Clinicalhx = | |||
| Signs = | |||
| Symptoms = pain | |||
| Prevalence = | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = | |||
| Prognosis = benign | |||
| Other = | |||
| ClinDDx = | |||
| Tx = removal of loose bodies | |||
}} | |||
'''Synovial chondromatosis''' is a relative common pathology of the [[joint]]. It is also known as '''synovial osteochondromatosis'''. | '''Synovial chondromatosis''' is a relative common pathology of the [[joint]]. It is also known as '''synovial osteochondromatosis'''. | ||
'''Loose body''' | '''Loose body''', '''loose bodies''', '''rice bodies''' and '''joint mice''' redirect to this page. | ||
==General== | ==General== | ||
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*+/-Loose bodies in the joint ([[AKA]] ''joint mice''). | *+/-Loose bodies in the joint ([[AKA]] ''joint mice''). | ||
Image | ===Image=== | ||
<gallery> | |||
Image:ChondromatoseCoude.jpg | Synovial chondromatosis. (WC) | |||
</gallery> | |||
www: | |||
*[http://radiographics.rsna.org/content/27/5/1465/F26.expansion.html SC - gross (rsna.org)]. | *[http://radiographics.rsna.org/content/27/5/1465/F26.expansion.html SC - gross (rsna.org)]. | ||
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===Images=== | ===Images=== | ||
<gallery> | |||
Image: Loose body -- low mag.jpg | LB - low mag. | |||
Image: Loose body -- intermed mag.jpg | LB - intermed. mag. | |||
Image: Loose body -- high mag.jpg | LB - high mag. | |||
Image: Loose body -- very high mag.jpg | LB - very high mag. | |||
Image: Loose body - alt -- intermed mag.jpg | LB - intermed. mag. | |||
Image: Loose body - alt -- high mag.jpg | LB - high mag. | |||
Image: Loose body - alt -- very high mag.jpg | LB - very high mag. | |||
</gallery> | |||
www: | www: | ||
*[http://radiographics.rsna.org/content/27/5/1465.long Synovial chondromatosis (rsna.org)]. | *[http://radiographics.rsna.org/content/27/5/1465.long Synovial chondromatosis (rsna.org)]. | ||
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*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3051128/figure/F0006/ Loose body with fibrotic synovial membrane (nih.gov)]. | *[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3051128/figure/F0006/ Loose body with fibrotic synovial membrane (nih.gov)]. | ||
==Sign out== | |||
<pre> | |||
Synovium, Left Knee, Biopsy: | |||
- Synovium with mild chronic inflammation. | |||
- Cartilage with ossification, compatible with loose bodies/rice bodies. | |||
- NEGATIVE for evidence of malignancy. | |||
</pre> | |||
===Block letters=== | |||
<pre> | <pre> | ||
LOOSE BODIES, RIGHT ELBOW, REMOVAL: | LOOSE BODIES, RIGHT ELBOW, REMOVAL: | ||
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There is no appreciable nuclear atypia or mitotic activity. | There is no appreciable nuclear atypia or mitotic activity. | ||
==See also== | ==See also== | ||
*[[Cartilage]]. | *[[Cartilage]]. | ||
*[[Bone]]. | *[[Bone]]. | ||
*[[Osteophyte]]. | |||
==References== | ==References== |
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