Hypersensitivity Pneumonitis
Chapter 75 Hypersensitivity Pneumonitis Katharine Kevill, MD, MHCDS, FAAP Introduction/Etiology/Epidemiology •Hypersensitivity pneumonitis (HP), also called extrinsic allergic alveolitis, has no consensus definition. Most definitions include several common features. —It is a pulmonary…