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Gouty Tophi: A Squamous Cell Carcinoma Mimicker? by Anne Dacko; Kathleen Hardick; Patricia McCormack; Wojciech Szaniawski; Ira Davis is a Medicine article available to read on EtoBox.

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## Background: Digital lesions can have a broad differential diagnosis. squamous cell carcinoma (scc), the most common digital malignant neoplasm, must be excluded as the cause of persistent digital lesions causing nail dystrophy. ## Objective: To describe a patient with a periungual hyperkeratotic lesion on the left fifth digit which, upon initial dermatopathologic examination, appeared to be a malignancy. however, on further biopsy, the lesion proved to be a gouty tophus. ## Methods: Case report and literature review. ## Results: An 84-year-old white man presented with a hyperkeratotic papule on the lateral proximal nail fold of the left fifth digit, which resulted in nail dystrophy for 1 year. similar lesions were present on several other digits which did not affect the nail plate. initial biopsy was consistent with actinic keratosis and was treated with cryotherapy. when the lesion persisted, repeat biopsy was performed, demonstrating fragments of squamous epithelium with focal atypia and an infiltrative growth pattern. scc could not be excluded and the patient was referred for mohs micrographic surgery (mms) consultation. an excisional biopsy was performed and a white chalky m

Who reads Gouty Tophi: A Squamous Cell Carcinoma Mimicker??

Author

Anne Dacko; Kathleen Hardick; Patricia McCormack; Wojciech Szaniawski; Ira Davis

Publisher

John Wiley and Sons; Ovid Technologies (Wolters Kluwer) - Lippincott Williams & Wilkins; Wolters Kluwer Health; Ovid Technologies (Wolters Kluwer Health); Elsevier BV (ISSN 1076-0512)

Published

2002

Language

EN

Field

Medicine (Health Sciences)