, Pemphigus , Erythema Multiforme Bullosum , Epidermolysis Bullosa , Bullous Pemphigoid , Dermatitis Herpetiformis , Chronic Skin infections, Atopic Dermatitis , Exfoliative Dermatitis , Allergic Contact Dermatitis and Xeroderma Pigmentosum . Note again that a lot of them sound pretty bad even if you know nothing about them other than the name.