A Case Report of Basal Cell Carcinoma in a Non-Sun-Exposed Area: A Rare Presentation Mimicking Recurrent Perianal Abscess

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Acrochordon (skin tag)</td><td class="align_center">Kaposi’s sarcoma</td></tr><tr><td class="align_left">Basal cell carcinoma</td><td class="align_center">Malignant melanoma</td></tr><tr><td class="align_left">Condylomata acuminata</td><td class="align_center">Perianal abscess/fistula</td></tr><tr><td class="align_left">Crohn’s disease</td><td class="align_center">Pilonidal cyst/abscess</td></tr><tr><td class="align_left">Cutaneous tuberculosis</td><td class="align_center">Squamous cell carcinoma/Bowen’s disease</td></tr><tr><td class="align_left">Epidermoid cyst</td><td class="align_center">Thrombosed external hemorrhoid</td></tr><tr><td class="align_left">Hidradenitis suppurativa</td><td class="align_center">Perianal basaloid (cloacogenic) squamous cell carcinoma</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Differential diagnosis of a perianal mass.</div>

Case Reports in Surgery

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Table 1: A Case Report of Basal Cell Carcinoma in a Non-Sun-Exposed Area: A Rare Presentation Mimicking Recurrent Perianal Abscess 