A practical working guide to the management of patients with allergic disorders, which focuses on "what to do next". Fold out algorithms in each chapter summarize the key stages in diagnosis and management. This innovative method of presentation guides the reader through the steps used by experts in the feild in establishing a diagnosis and treating patients with allergic disease. Features: * A practical working guide to the management of patients with allergic disorders, focusing on "what to do next". * Fold-out algorithms in each chapter summarise the key stages in diagnosis and management. * Algorithms remain visible as the reader works through the chapter, with each section of the algorithm being considered in detail in the text. * Innovative method of presentation guides the reader through the steps used by experts in the field in establishing a diagnosis and treating patients with allergic disease. * Over 100 top-quality images--radiographs, clinical pictures, and histological appearances--illustrate the clinical features of the disease. * Around 100 specially drawn algorithms, tables and schematic diagrams aid understanding of the disease process.