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Community-acquired pneumonia

Prevalence
Causes
Clinical features
Differential Diagnosis
Investigations
Therapy
Prevention
Prognosis
Clinical features

Ask about any recent diarrhoea c

Why?

Diarrhoea makes Legionella pneumonia more likely

Patient Target Disorder and
Reference Standard		 Diagnostic Test LR+
(95% CI) 		Post-test Probability
possible Legionella infection c (pre-test probability: 12%) Legionella pneumonia
(microscopy or serology) 		diarrhoea 5.8
(1.5 to 22) 		44%

 

Expiry date: July 2003
Levels of Evidence used in grading these guides

Author   CM   Ball
Reviewer   M   Kamei
CAT Writers   C   Ball , CJ   Wotton , B   Phillips