Keratoacanthoma is a low-grade tumor originated from the pilosebaceous glands that nearly resembles squamous cell carcinoma under histopathological analysis. Giant keratoacanthoma is a rare subtype with a size exceeding 2 ...

Topical photodynamic therapy (PDT) is an excellent treatment option for various non-melanoma skin cancers and precancerous lesions, including actinic keratosis, Bowen's disease, and basal cell carcinoma. The clinical use ...