Legionella Infection Questions & Answers

Updated: Nov 13, 2018
  • Author: Mobeen H Rathore, MD, CPE, FAAP, FIDSA; Chief Editor: Russell W Steele, MD  more...
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Questions & Answers

Overview

What is Legionella infection?

What is the pathophysiology of Legionella infection?

How is Legionella infection transmitted?

Which factors increase the risk for Legionella infection?

What is the incidence of Legionella infection in the US?

What is the global prevalence of Legionella infection?

What are the mortality rates for Legionella infection?

How does the incidence of Legionella infection vary between the sexes?

Which age groups have the highest risk for Legionella infection?

Presentation

What are non-specific symptoms of Legionella infection?

What are the neurologic and GI symptoms of Legionella infection?

What are the signs and symptoms of extrapulmonary legionellosis?

Which physical findings are characteristic of Legionella infection?

What are the risk factors for Legionella infection in adults?

What are the risk factors for Legionella infection in children?

DDX

What are the differential diagnoses for Legionella Infection?

Workup

What is the role of lab tests in the diagnosis of Legionella infection?

What is the role of urinary antigen testing in the diagnosis of Legionella infection?

What is the role of gram stains and cultures in the diagnosis of Legionella infection?

What is the role of direct fluorescent antibody staining in the diagnosis of Legionella infection?

What is the role of serologic tests in the diagnosis of Legionella infection?

What is the role of polymerase chain reaction (PCR) testing in the diagnosis of Legionella infection?

What is the role of imaging studies in the diagnosis of Legionella infection?

Which clinical procedures are performed in the evaluation of Legionella infection?

Which histologic findings are characteristic of Legionella infection?

Treatment

When should Legionella infection be suspected?

What is the role of antimicrobial therapy in the treatment of Legionella infection?

What is the role of surgery in the treatment of Legionella infection?

Which specialist consultations are beneficial for patients with Legionella infection?

Medications

What is the benefit of early initiation of antibiotic therapy for Legionella infection?

Which medications in the drug class Antibiotics are used in the treatment of Legionella Infection?

Follow-up

What in included in outpatient care for Legionella infection?

What is included in inpatient care of Legionella infection?

How is Legionella infection prevented?

What are complications of Legionella infection?

What is the prognosis of Legionella infection?