This textbook provides a detailed treatment of the histopathology of blistering diseases. In a succinct manner, it covers the clinical features, the immunofluorescence and the electron microscopic findings. It is supplemented by selected references and encompasses the new discoveries, which occurred in recent years concerning the molecular etiology of these diseases. It represents the first book in the field of blistering diseases, which contains an in-depth account of histopathology and correlates it with the clinical features and the molecular biology.