Differential diagnosis includes squamous and basal cell carcinomas; biopsy may be prudent to rule out more serious pathology. Benign lichenoid keratosis may respond to cryotherapy or be removed via ...

Full-thickness epidermal atypia on biopsy led to a diagnosis of Bowen’s disease, or squamous cell carcinoma in situ. In 66% of cases, Bowen’s manifests as a solitary, asymptomatic, slowly enlarging, ...