Allergic skin diseases belong to the most common dermatoses. This book deals with fundamental (in particular immunological aspects) as well as clinical symptoms and therapeutic strategies of the allergic skin diseases. Cells involved in the pathomechanisms of allergic skin disease are described in individual chapters. The allergic skin diseases which will be discussed are atopic dermatitis, being the chronic inflammatory skin disease with the highest prevalence, allergic contact dermatitis with special focus on contact dermatitis from cosmetics, being the most frequent cause of contact dermatitis and occupational contact dermatitis. The broad ethiology of urticaria and the value of several therapeutic strategies will be explained. The chapter on drug allergy will deal with the variety of symptoms and the difficulties concerning in vitro and in vivo diagnosis. The book is of great interest to clinicians working in the field of dermatology, allergology, pediatrics and even general practitioners...