Impetigo Herpetiformis: Review of Pathogenesis, Complication, and Treatment.

Impetigo herpetiformis (IH) is among rare dermatosis of pregnancy, which is currently considered as a form of generalized pustular psoriasis. It is diagnosed by characteristic lesions of erythematous patches and grouped pustules mostly in the third trimester of pregnancy and may have systemic associations. A variety of complications have been reported in the course of IH. Treatment of IH can be quite challenging, and a number of treatment options have been reported to be effective for the management.