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[Four cases of Klebsiella pneumonia]
Akihiro Tsukadaira1, Yoshio Okubo, Takashi Kobayashi
1First Department of Internal Medicine, Shinshu University School of Medicine, Asahi 3-1-1, Matsumoto, 390-8621.
Abstract:
Typical Klebsiella pneumonia with mucous sputum is known as an opportunistic nosocomial infection. However, computed tomographic study of limiting in Klebsiella pneumonia is rare. We report three types of chest computed tomography (CT) findings for Klebsiella pneumonia. Case 1 shows typical lobar pneumonia (Friedlander pneumonia), Cases 2 and 3 show acute bronchopneumonia with subclinical aspiration, and Case 4, chronic Klebsiella pneumonia with typical cavitary lung abscesses. Of these four cases of Klebsiella pneumonia, three developed in the right lung, as determined radiologically, but esophagogastroduodenoscopy indicated that the lesions of Case 3 had developed in the left lingula and upper lobe.
Insights
Klebsiella pneumonia, an opportunistic infection, presents diverse findings on computed tomography (CT). This study details four cases, highlighting typical lobar pneumonia, bronchopneumonia with aspiration, and chronic cavitary lung abscesses.
Area of Science:
- Infectious Diseases
- Radiology
- Pulmonology
Background:
- Klebsiella pneumonia is recognized as an opportunistic nosocomial infection, often associated with mucous sputum.
- Radiological studies, particularly computed tomography (CT), offer insights into the manifestation of this infection.
Observation:
- This report details four distinct cases of Klebsiella pneumonia.
- Chest CT findings were analyzed to categorize the pneumonia presentations.
Findings:
- Case 1 exhibited typical lobar pneumonia (Friedlander pneumonia).
- Cases 2 and 3 demonstrated acute bronchopneumonia, suggesting subclinical aspiration.
- Case 4 presented as chronic Klebsiella pneumonia with characteristic cavitary lung abscesses.
Implications:
- CT imaging reveals varied patterns of Klebsiella pneumonia, aiding diagnosis.
- Understanding these CT findings is crucial for effective clinical management and treatment strategies.
- The study underscores the importance of integrating radiological findings with clinical data for accurate localization and diagnosis.