Hidradenitis suppurativa in Crohn's disease. A further support to this association.

A patient with Crohn's disease (CD) subsequently developed the clinical and histological features of hidradenitis suppurativa (HS). So far, only five cases with such an association have been reported. Azathioprine (150 mg/d) and methylprednisolone (16 mg/d) for CD combined with isotretinoin (0.7 mg/kg) and periodic administration of antibiotics for HS were used. The treatment was satisfactory, and the patient is now in clinical remission for both diseases