In this issue of Clinics in Chest Medicine, guest editors Drs. Scott Evans, Guang-Shing Cheng, Julio Ramirez, and Bashar Staitieh bring their considerable expertise to the topic of Pulmonary Disease in the Immunocompromised Host. Top experts discuss imaging the immunocompromised lung; laboratory molecular testing in immunocompromised host pneumonia; vaccines and other preventative strategies for immunocompromised pneumonia; adjunctive/host-directed therapies in immunocompromised host pneumonia; sequelae of immunocompromised host pneumonia; and more. Contains 16 relevant, practice-oriented topics including COVID-19 and emerging lung infections in the immunocompromised patient; pulmonary immunocompromise in stem cell transplantation and cellular therapy; pulmonary immunocompromise in solid organ transplantation; pulmonary immunocompromise in chronic and high dose steroid therapy; and more Provides in-depth clinical reviews on pulmonary disease in the immunocompromised host, offering actionable insights for clinical practice Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews