Epidemiologic and clinical features of hidradenitis suppurativa.

Hidradenitis suppurativa (HS) is an inflammatory condition characterized by recurrent abscesses which may result in sinus tracts and dermal scarring. This article reviews current epidemiologic data on HS in diverse populations, including prevalence based on geography, age, gender, ethnicity, and details the spectrum of clinical features of hidradenitis suppurativa with discussion of disease severity and risk factors. Recently proposed HS diagnostic criteria are also presented. ©2017 Frontline Medical Communications.