To the Editor: Hidradenitis suppurativa is a complex inflammatory skin disorder of pilosebaceous unit consisting follicular occlusion, rupture, and inflammation. There substantial overlap between immune cells cytokines present in hidradenitis lesions those involved allergic disease, with some patients exhibiting high serum immunoglobulin E titers itching at (Table I).1Vossen A.R.J.V. Schoenmake...