Tophi are precipitates of monosodium urate in the tissues of patients with hyperuricaemia and may be associated with other manifestations of hyperuricaemia including gouty arthropathy. They present particularly in the skin and subcutaneous tissue. One of the more common sites for them is the helix of the ear.
Also indexed as
Gouty tophiTophaceous gout
Nearby in Gout without specification whether primary or secondary