<unk>  <unk> , is a descriptive term for a class of skin lesion presenting redness<unk>  in a ring form (anulare) that spreads from a center<unk> . It was first described by Darier in 1916. Many different terms have been used to classify these types of lesions and it is still controversial on what exactly defines<unk> . Some of the types include annular<unk>  (deep and superficial),<unk>  perstans,<unk>  gyratum perstans,<unk>  gyratum repens, darier<unk>  (deep gyrate<unk>  and<unk>  figuratum perstans.
Erythema annulare centrifugum
Tuberculosis cutis orificialis
Tuberculosis verrucosa cutis
Papillomatosis cutis carcinoides
Ichthyosis bullosa of Siemens
Generalized granuloma annulare
Granuloma annulare
Folliculitis nares perforans