Answer to Medical Quiz

The answer is #5. Squamous-cell carcinoma (above is another image that shows squamous cell and basal cell. A biopsy is needed to confirm diagnosis).The squamous cell lesion is exophytic and hyperkeratotic with central ulceration, features that are most typical of a squamous-cell carcinoma. Basal-cell carcinomas typically present as a papule with a pearly border. Granuloma fissuratum refers to a