In this article (Part II of II), the focus is on scarring alopecias (dissecting folliculitis, folliculitis decalvans, lichen planopilaris, lupus erythematosus) in regard to pathogenesis ...

Dissecting cellulitis: Also called Hoffman's disease, this rare form of scalp folliculitis causes large, pus-filled nodules and cysts, along with smaller follicular papules and pustules.

Scalp folliculitis refers to the inflammation or infection of the hair follicles, often caused by bacteria or fungi. It can look similar to acne, with swollen, painful follicles appearing like ...

Hair follicles are the areas of your skin that surround the roots of your hair strands. Irritation of this area can cause tiny, itchy, red bumps ...