Topical preparations for the treatment of psoriasis: results of a retrospective study over 15 years.

Background: Psoriasis requires lifelong treatments that depend on the extent, clinical forms and associated conditions.

Objective: To retrospectively analyze which topical treatments were used, their efficacy, and potential advantages and disadvantages.

Methods: A total of 666 patients admitted for the first time over 15 years who were topically treated were retrospectively reviewed and subdivided using clinical forms and PASI into four groups and four subgroups for the applied treatments.