Interventions for hidradenitis suppurativa.

Background: Hidradenitis suppurativa (HS) is a chronic inflammatory skin condition characterised by recurrent painful boils in flexural sites, such as the axillae and groin, that affects about 1% of the population, with onset in early adulthood.

Objectives: To assess the effects of interventions for HS in people of all ages.

Search Methods: We searched the following databases up to 13 August 2015: the Cochrane Skin Group Specialised Register, CENTRAL in the Cochrane Library (Issue 7, 2015), MEDLINE (from 1946), EMBASE (from 1974), and LILACS (from 1982).

Hidradenitis suppurativa: MRI features in anogenital disease.

Background: Hidradenitis suppurativa is a rare chronic inflammatory disorder of apocrine gland-bearing skin, which commonly affects the anogenital region. There has been very little literature to date on the MRI appearances of anogenital hidradenitis suppurativa.

Objective: The aim of this study was to assess the MRI features of anogenital hidradenitis suppurativa in the largest cohort of patients to be published to date.

γ-Secretase mutations in hidradenitis suppurativa: new insights into disease pathogenesis.

Hidradenitis suppurativa (HS) is a debilitating chronic inflammatory skin condition of unclear etiology. It may segregate as an autosomal dominant trait, and heterozygous mutations in the γ-secretase genes NCSTN, PSENEN, and PSEN1 have recently been reported in a small number of multiplex kindreds and sporadic cases. These mutations highlight γ-secretase (an enzyme that has been extensively investigated in familial Alzheimer's disease) to have an integral role in cutaneous biology and, more specifically, in HS.

Autoantibodies to basement membrane proteins BP180 and BP230 are commonly detected in normal subjects by immunoblotting.

Autoantibodies to basement membrane proteins BP180 and BP230 are characteristic of bullous pemphigoid and other subepidermal immunobullous disorders. These antibodies are, however, reported in other pruritic dermatoses, non-bullous disorders and non-cutaneous disease. Few studies have assessed basement membrane antibodies in normal subjects; antibody prevalence in this population is not clear.