2020 April Fools' Case: Normally we'd prank you with this but given the current COVID-19 crisis we decided just to release it straight up without trying to trick anyone. Hopefully you can at least still enjoy a little laugh at this difficult time - view case

Crystal arthropathy

Crystal arthropathies are a group of joint disorders due to deposition of crystals in and around joints which lead to joint destruction and soft tissue masses.

Pathology

The most common arthropathies are:

Other less common crystals are 4:

  • calcium phosphate hydroxyapatite in generalized peritendinitis, osteoarthritis and erosive arthropathies
  • calcium oxalate aluminum phosphate deposited in end stage renal failure patients on dialysis, short gut syndrome and primary oxalosis
  • cholesterol deposited in rheumatoid arthritis and osteoarthritis
  • xanthine 
  • cysteine
  • lysophospholipase (Charcot-Leyden)
Arthritides
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Article information

rID: 38772
Tag: cases, cases
Synonyms or Alternate Spellings:
  • Crystalline arthropathy
  • Crystal arthropathies

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Cases and figures

  • Case 1: gout
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  • Case 2: CPPD
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