Squamous Cell Carcinoma
Squamous cell carcinoma. A round nodule with central hyperkeratosis, firm and indolent. This lesion cannot be distinguished clinically from keratoacanthoma; it is easily distinguished from nodular BCC because BCC does not develop hyperkeratosis.
Article: Bowen's Disease
Slideshow: What Your Skin Says About Your Health Slideshow: Adult Skin Problems: Pictures of Psoriasis, Rosacea, Skin Tags, and More Slideshow: Precancerous Skin Lesions and Skin Cancer Slideshow: Sun-Damaged Skin: Sunburn, Melanoma and Other Reasons to Shun the Sun Slideshow: Summer Skin Hazards: Don’t Let These Culprits Sabotage Your Healthy Skin
Read more on: melanoma skin cancer