<unk>  is a cutaneous condition characterized by a chronic infection of the chin or bearded region. The irritation is caused by a deep infection of hair follicles, often by species of Staphylococcus or Propionibacterium bacteria. Asymptomatic or painful and tender erythematous papules and pustules may form around coarse hair in the beard<unk>  barbae) or the back of the neck<unk>  nuchae).
Sycosis vulgaris
Alopecia mucinosa
Eczema vaccinatum
Ichthyosis vulgaris
Keratoderma climactericum
Granulosis rubra nasi
Alopecia universalis
Phytophotodermatitis