[Chinese expert consensus on the diagnosis and treatment of pneumonia in the elderly (2024 Edition)].

China is experiencing a demographic shift as its population ages. The elderly population becomes increasingly susceptible to pneumonia. Pneumonia in the elderly is characterized by its insidious onset, rapid progression, multiple comorbidities, poor prognosis, and high morbidity and mortality. Physicians need to pay attention to developing more comprehensive diagnostic evaluations and treatment strategies, and ensuring personalized care to the greatest extent. In order to improve the prevention and management of pneumonia in elderly, this consensus incorporates the latest guidelines and consensus from both domestic and international sources. The latest progress in this research field is also included. The document addresses 17 clinical issues in a question-and-answer format and provides 13 recommendations on the etiology, pathogenesis, clinical diagnosis, treatment, and prevention of pneumonia in older adults. It provides reference for the prevention and treatment of pneumonia in elderly, improving their quality of life, reducing hospitalization and mortality, and promoting healthy aging. The specific recommendations are as follows.