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Two cases of respiratory infection due to Pasteurella multocida: Acute and chronic form

Hironoshin Onizuka1, Akihiro Hara1, Kotaro Shiratori1

  • 1Department of Respiratory Medicine Shizuoka General Hospital Shizuoka Japan.

Respirology Case Reports
|May 29, 2024
PubMed

Insights

Two cases show Pasteurella multocida respiratory infections in women with pets. Prompt diagnosis and penicillin treatment improved symptoms and imaging, underscoring the need for awareness of this pathogen.

Area of Science:

  • Infectious Diseases
  • Pulmonology
  • Microbiology

Background:

  • Pasteurella multocida (P. multocida) is a bacterium commonly found in animals, which can cause opportunistic infections in humans.
  • Respiratory infections due to P. multocida are uncommon but can present with nonspecific symptoms and imaging findings.

Observation:

  • Two cases of P. multocida respiratory infection are presented: a 62-year-old female with abnormal chest shadows, asthma, and colorectal cancer, and a 64-year-old female with chest pain and dyspnea.
  • P. multocida was identified via endobronchial ultrasound with a guide sheath (EBUS-GS) in the first case and sputum culture in the second.
  • Both patients had a history of pet ownership.

Findings:

  • Granulomatous changes were noted on EBUS-GS in the first case.
  • Both patients were successfully treated with penicillin antibiotics.
  • Treatment led to symptom improvement and normalization of computed tomography (CT) findings.

Implications:

  • These cases highlight the importance of considering P. multocida in respiratory infections, especially in individuals with pet ownership.
  • Accurate diagnosis and appropriate antibiotic therapy are crucial for managing P. multocida respiratory infections.
  • The findings emphasize the need for vigilance even when direct animal traumatic exposure is not apparent.
Keywords:
Pasteurella multocidaacute respiratory distress syndromenodular shadow

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