Verrucous carcinoma is a rare variant of well-differentiated squamous cell carcinoma. It usually occurs in the oral cavity, genital area, and sole. Verrucous carcinoma of the sole, also called epithelioma cuniculatum, often presents a diagnostic challenge both clinically and histopathologically. The authors report such a case that mimics infected epidermal cyst and gout clinically
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Kao GF, Graham JH, Helwig EBCarcinoma cuniculatum (verrucous carcinoma of the skin): a clinico-pathological study of 46 cases with ultrastructural observations. Cancer . 1982;49:395-403.
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McKee PH , Wilkinson JD, Black MM, et al. Carcinoma cuniculatum: a clinicopathological study of nineteen cases and review of the literature. Histopathology . 1981;5:425-436.
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Bhushan M., Ferguson JE, Hutchinson CE, Muston HLCarcinoma cuniculatum of the foot assessed by magnetic resonance scanning . Clin Exp Dermatol. 2001;26: 419-422.
Allon D., Kaplan I., Manor R., Calderon S., Tikva P., Aviv T.Carcinoma cuniculatum of the jaw: a rare variant of oral carcinoma. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2002;94:601-608.
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Schwartz RAVerrucous carcinoma of the skin and mucosa. J Am Acad Dermatol . 1995;32:1-21.
