We designed a study to determine if atypical verruciform lesions contain molecular perturbations and if so, are they linked to keratinizing squamous cell carcinomas or do they reflect an alternate ...

Invasive conventional type squamous cell carcinoma (SCC) is the most common malignancy of the head and neck. However, there are a number of histologic variants of SCC that are characterized by ...

A 76-year-old white man presents to the dermatologist with a 1-cm scaly, ulcerative, exophytic plaque on his left arm. The patient first noticed the lesion approximately 5 months ago and reports that ...