Rare and Difficult Differential Diagnosis for Eyelid Tumor that Mimics Basal Cell Carcinoma-Case Report | Insight Medical Publishing

Tumor of the follicular infundibulum is a rare, benign lesion of the skin; the very few cases presented in the literature had a clinical diagnosis of BCC with a histological analysis indicating tumor of the follicular infundibulum. Basal cell carcinoma is the most frequent eyelid malignancy, about 90%-95% of all eyelid malignant tumors. Differential diagnosis for tumor of the follicular infundibulum can be made based on clinical appearance with basal cell carcinoma, nevi, actinic keratosis, trichoepithelioma, seborrheic keratosis, warts. Benign tumors like tumor of the follicular infundibulum can be safely excised with a narrow margin making their clinical diagnosis important in order to avoid extensive surgery. Histopathological characteristics of the tumor of the follicular infundibulum are unique and provide an accurate diagnosis.