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tophus
(redirected from tophi)

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
to·phus  (tfs)
n. pl. to·phi (-f)
1. A deposit of urates in the skin and tissue around a joint or in the external ear, occurring in gout. Also called chalkstone.
2. A concretion of mineral salts and organic matter deposited on the surface of the teeth.

[Latin tphus, tufa.]

tophus [ˈtəʊfəs]
n pl -phi [-faɪ]
(Medicine / Pathology) Pathol a deposit of sodium urate in the helix of the ear or surrounding a joint: a diagnostic of advanced or chronic gout Also called chalkstone
[from Latin, variant of tōfus tufa, tuff]
tophaceous  [təʊˈfeɪʃəs] adj
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.tophus - a deposit of urates around a joint or in the external eartophus - a deposit of urates around a joint or in the external ear; diagnostic of advanced or chronic gout
urate - a salt of uric acid
2.tophus - an incrustation that forms on the teeth and gumstophus - an incrustation that forms on the teeth and gums
crust, encrustation, incrustation - a hard outer layer that covers something


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Tophi usually occur on the toes, fingers, hands and elbows.
If and when this occurs the doctor will recommend surgery to remove the large tophi and correct any joint deformity.
Gouty tophi involving the external ear may occur in the helix and antihelix, presenting as firm nodules that may ulcerate.
 
 
 
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