Tophi (plural of tophus), meaning "stone" in Latin appear as lumps on affected joints due to deposit of monosodium rate (MSU) crystals in patients with longstanding high level serum uric acid (hyperuricaemia).

Tophi are a pathognomonic feature of gout.


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Article information

rID: 28292
Section: Pathology
Synonyms or Alternate Spellings:
  • Tophus

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    Case 1: tophaceous gout
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