Introduction This chapter will review both superficial and deep forms of folliculitis as well as disorders of follicular keratinization and the follicular occlusion tetrad (acne conglobata, hidradenitis suppurativa, dissecting cellulitis, and pilonidal sinus). Examples of superficial folliculitis include those due…
Introduction In many epidemiologic studies, hidradenitis suppurativa (HS) has been found to disproportionately affect women of childbearing age. Nearly three-quarters of new diagnoses are in women, with the highest incidence in female patients aged 30 to 39. Furthermore, the reported…
Introduction Long considered an orphan disease until recent years, hidradenitis suppurativa (HS) is rapidly gaining attention in the healthcare field with a growing spotlight on investigating HS pathogenesis, epidemiology, and treatment options. To better navigate the expanding therapeutic options available,…
Introduction Hidradenitis suppurativa (HS) has a convoluted history with conflicting bodies of knowledge and a complicated pathogenesis. Since HS was first described in the 19th century, it has taken on various names and treatment strategies, leading to further confusion among…