RT Book, Section A1 Saavedra, Arturo P. A1 Roh, Ellen K. A1 Mikailov, Anar SR Print(0) ID 1199568954 T1 Genetic and Acquired Bullous Diseases T2 Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 9e YR 2023 FD 2023 PB McGraw-Hill Education PP New York, NY SN 9781264278015 LK accessmedicine.mhmedical.com/content.aspx?aid=1199568954 RD 2024/04/19 AB Bullous diseases are defined as conditions where cavities filled with fluid form in the superficial layers of the skin clinically manifesting as vesicles or blisters. Although vesicles and blisters can arise as secondary lesions in many conditions, in the bullous diseases they are the primary pathologic event. Genetic (hereditary) and acquired (mostly autoimmune) bullous diseases exist.