Pulmonary pseudomonas aeruginosa infection

Last revised by Joshua Yap on 27 Jul 2022

Pulmonary pseudomonas aeruginosa infection is an uncommon cause of community-acquired pneumonia but can be a common cause of nosocomial pneumonia. It becomes increasingly important in critically ill and ventilated patients.

Pneumonia due to Pseudomonas aeruginosa can occur as several distinct syndromes 3

Radiographic features

CT

It can have a number of radiographic presentations with the commonest patterns being 1,4:

A pleural effusion may be present in approximately 40% of patients. 

Other less common features include intralobular reticular opacities, pleural enhancement, pulmonary cavities, and centrilobular nodules.

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