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Published on: February 23, 2014
A Rare Case of Bacteremic Community-Acquired Pneumonia Due to Pasteurella Multocida Presenting With Hemoptysis
Mohamad F Ayas1, Dima Youssef2, Leonard Johnson2
1Internal Medicine, Ascension St. John Hospital, Detroit, USA.
Abstract:
Pasteurella multocida (PM) is a gram-negative bacterium known to cause soft tissue infections, especially after animal bites, with some human infections occurring after animal exposure, usually via inhalation of contaminated secretions. PM pneumonia mainly affects those who are immunocompromised and in individuals with comorbidities. The spectrum of pulmonary disease due to PM is wide, ranging from pneumonia to empyema. The clinical features are indistinguishable from other pathogens, however, hemoptysis seldom occurs as a consequence of PM infection. We present a case of PM pneumonia in an immunocompetent host who had a chief complaint of hemoptysis, making this the sixth documented case to ever-present with hemoptysis.
Insights
Pasteurella multocida pneumonia is rare in immunocompetent individuals. This case highlights a rare presentation of Pasteurella multocida pneumonia with hemoptysis in an otherwise healthy patient.
Area of Science:
- Infectious Diseases
- Pulmonology
- Microbiology
Background:
- Pasteurella multocida (PM) is a Gram-negative bacterium frequently associated with soft tissue infections following animal bites or exposure.
- PM pneumonia typically affects immunocompromised individuals or those with underlying health conditions, presenting a wide spectrum of pulmonary disease.
Observation:
- This report details a rare case of PM pneumonia in an immunocompetent host.
- The patient presented with hemoptysis, a seldom-reported symptom in PM-related pulmonary infections.
Findings:
- This case represents the sixth documented instance of PM pneumonia presenting with hemoptysis.
- The clinical presentation of PM pneumonia can mimic other respiratory pathogens, making diagnosis challenging.
Implications:
- This case underscores the importance of considering PM in the differential diagnosis of pneumonia, even in immunocompetent patients presenting with unusual symptoms like hemoptysis.
- Further research may elucidate the specific mechanisms leading to hemoptysis in PM pneumonia and identify risk factors.
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