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Noun: tophus (tophi)  tow-fus
  1. A deposit of urates around a joint or in the external ear; diagnostic of advanced or chronic gout
    - chalkstone
  2. An incrustation that forms on the teeth and gums
    - tartar, calculus

Derived forms: tophi

Type of: crust, encrustation, incrustation, urate

Encyclopedia: Tophus