What is Rosacea?

What is Rosacea?

Rosacea is a common inflammatory facial skin disorder classically marked by flushing, facial erythema, inflammatory papules and pustules, and telangiectasias. It typically presents in adults, with prevalence reported as 1 to greater than 20%, with a…

Differential Diagnosis in Dermatopathology

Trichotillomania (developed fully) vs. Traction alopecia (end stage)

Papules on skin and mucous membranes that result from infection of keratinocytes by different types of papillomavirus and classified according to their silhouettes, to wit, papillated (verrucae vulgares on different sites such as volar skin, i.e., v…

Differential Diagnosis in Dermatopathology

Discussions

A proliferation of keratocytes that simulates squamous-cell carcinoma and authentic squamous-cell carcinoma itself have findings histopathologic in common, including epithelial cells that cornify, nuclei of epithelial cells that are not entirely typ…