A rare case of erythema annulare centrifugum resolving with narrowband ultraviolet B phototherapy.

After 10 treatments, improvement was noted and after 30 treatments (a total course dose of 76.5 J/cm SP 2 sp ), full remission was achieved and the NB-UVB was stopped (Fig. Based on reports of natural sunlight exposure improving EAC,1 treatment with NB-UVB phototherapy was initiated with reference to the patient's Fitzpatrick skin phototype. Dear Editor, We report a novel case of erythema annulare centrifugum (EAC) resolving with only narrowband ultraviolet B (NB-UVB) phototherapy, in what we believe is a previously unreported clinical observation. [Extracted from the article]

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