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Controversies in diagnosis and management of community-acquired pneumonia

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Community-acquired pneumonia (CAP) continues to generate a large amount of interest, both for the clinician and the researcher. It is a very frequent diagnosis and the leading infection-related cause of death in most developed countries.1

Although CAP is a relatively common infection, there are wide disparities in its management, including the class of antibiotics chosen, the duration of therapy and the role of adjunctive therapy such as corticosteroids. In this review, we assess the evidence for the approaches to some of these clinical questions regarding CAP management. We agree with the Australian antibiotic guidelines2 regarding recommended antibiotics. Therefore, we do not specifically consider the question of the most appropriate class of antibiotics for treating patients with CAP — the Box summarises the antibiotics commonly used in Australia.

We used a PubMed search for original and review articles from 2005 to 2017, and reviewed specialist society publications and guidelines from Australia and overseas, to formulate an evidence-based overview of the topic as applied to clinical practice.

Are we overdiagnosing CAP?

Although it may seem self-evident, an essential question in the management of patients with CAP is whether the diagnosis is in fact correct. CAP can present in variable ways, some of which…

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