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Difference between revisions of "Chondrocalcinosis"
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| Caption = Chondrocalcinosis. [[H&E stain]]. | | Caption = Chondrocalcinosis. [[H&E stain]]. | ||
| Synonyms = | | Synonyms = calcium pyrophosphate dihydrate deposition disease, calcium pyrophosphate deposition, pseudogout (old term) | ||
| Micro = crystals with a rhomboid-shape | | Micro = crystals with a rhomboid-shape; polarized light: positively birefringent, blue when aligned | ||
| Subtypes = | | Subtypes = | ||
| LMDDx = benign calcifications, [[osteoarthritis]] | | LMDDx = benign calcifications, [[osteoarthritis]] | ||
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| Molecular = | | Molecular = | ||
| IF = | | IF = | ||
| Gross = | | Gross = +/-subchondral cysts, degeneration of cartilage | ||
| Grossing = | | Grossing = | ||
| Site = [[joints]] - especially knee | | Site = [[joints]] - especially knee | ||
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| Prevalence = uncommon | | Prevalence = uncommon | ||
| Bloodwork = | | Bloodwork = | ||
| Rads = +/-[[loose bodies]] | | Rads = +/-[[loose bodies]], joint space narrowing, narrowing of patellofemoral joint | ||
| Endoscopy = | | Endoscopy = | ||
| Prognosis = benign | | Prognosis = benign | ||
| Other = | | Other = | ||
| ClinDDx = [[osteoarthritis]] | | ClinDDx = [[osteoarthritis]], other types of [[arthritis]] | ||
| Tx = | | Tx = | ||
}} | }} | ||
'''Chondrocalcinosis''', also '''calcium pyrophosphate deposition''' and '''calcium pyrophosphate dihydrate deposition disease''' (abbreviated '''CPPD'''),<ref>URL: [http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0001458/ http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0001458/]. Accessed on: 28 October 2011.</ref> is a benign condition of the [[joints]]. | '''Chondrocalcinosis''', also '''calcium pyrophosphate deposition''' and '''calcium pyrophosphate dihydrate deposition disease''' (abbreviated '''CPPD'''),<ref>URL: [http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0001458/ http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0001458/]. Accessed on: 28 October 2011.</ref> is a benign condition of the [[joints]]. | ||