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[Computerized tomography in pulmonary infarction].

M Ohtsubo1

  • 1Department of Radiology, Nagasaki University School of Medicine.

Nihon Igaku Hoshasen Gakkai Zasshi. Nippon Acta Radiologica
|May 25, 1992
PubMed
Summary
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Computed tomography (CT) effectively detects pulmonary infarction, especially smaller lesions. This study highlights CT

Area of Science:

  • Radiology
  • Pulmonary Medicine
  • Medical Imaging

Background:

  • Pulmonary infarction diagnosis often relies on clinical and radiographic findings.
  • Retrospective studies are crucial for evaluating imaging modalities in disease detection.

Observation:

  • CT findings were analyzed in 14 patients with 61 pulmonary infarction lesions.
  • Lesions were predominantly pleural-based, multiple, and often bilateral.
  • Infarction locations varied, with a higher incidence in the lower lobes.

Findings:

  • Larger infarctions (>2 cm) showed characteristic CT signs: pleural-based density, truncated apex, linear shadows, and central low attenuation.
  • Smaller lesions (<2 cm), likely representing single lobular infarctions, were better detected by CT than chest radiography.

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  • Associated findings included pleural thickening and effusion; air bronchograms were absent in subsegmental lesions.

    • Implications:

    • CT is a valuable tool for detecting and diagnosing pulmonary infarction, particularly small, lobular lesions.
    • Understanding CT patterns aids in differentiating infarction from other conditions like atelectasis or hemorrhage.
    • Enhanced visualization by CT improves diagnostic accuracy and patient management in pulmonary infarction cases.