Pathophysiology of pneumonia

被引:41
作者
Alcón, A
Fábregas, N
Torres, A
机构
[1] Hosp Clin Barcelona, Serv Pneumol, Surg Intens Care Unit, Dept Anesthesiol, Barcelona 08036, Spain
[2] Univ Barcelona, IDIBAPS, Inst Clin Pneumol & Cirurg Toracica, Barcelona 08036, Spain
关键词
D O I
10.1016/j.ccm.2004.10.013
中图分类号
R56 [呼吸系及胸部疾病];
学科分类号
摘要
The development of pneumonia requires that a pathogen reach the alveoli and that the host defenses are overwhelmed by microorganism virulence or by the inoculum size. The endogenous sources of microorganisms are nasal carriers, sinusitis, oropharynx, gastric, or tracheal colonization, and hematogenous spread. Other external. sources of contamination, such as intensive care unit workers, aerosols, or fibrobronchoscopy, must be considered as accidental.
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页码:39 / +
页数:9
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