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Related Experiment Videos

Radiographic approach to multifocal consolidation.

Kristina M Kjeldsberg1, Karen Oh, Kathleen A Murray

  • 1Department of Radiology, and the School of Medicine, University of Utah Health Sciences Center, Salt Lake City, UT, USA.

Seminars in Ultrasound, CT, and MR
|December 6, 2002
PubMed
Summary

Multifocal lung consolidation on CT scans can stem from various causes, differing based on symptom duration. Radiologists can use imaging and clinical data to narrow down diagnoses for acute or chronic lung opacity.

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Area of Science:

  • Radiology
  • Pulmonary Medicine
  • Diagnostic Imaging

Background:

  • Lung consolidation appears as increased attenuation on radiographs or CT, obscuring pulmonary vasculature.
  • Multifocal consolidative opacities have diverse etiologies, categorized by symptom onset (acute vs. chronic).

Purpose of the Study:

  • To review and discuss characteristic radiographic and clinical findings.
  • To aid radiologists in prioritizing differential diagnoses for multifocal parenchymal consolidative disease.

Main Methods:

  • Review of characteristic radiographic findings.
  • Correlation with clinical presentations and patient history.
  • Discussion of differential diagnostic considerations based on symptom chronicity.

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Main Results:

  • Acute multifocal consolidation causes include edema, pneumonia, and hemorrhage.
  • Chronic causes encompass alveolar proteinosis, neoplasms (lymphoma, bronchoalveolar cell carcinoma), inflammatory conditions, and lipoid pneumonia.
  • Less common causes like radiation pneumonitis and acute eosinophilic syndrome are considered based on patient specifics.

Conclusions:

  • Radiographic and clinical findings are crucial for diagnosing multifocal lung consolidation.
  • Differentiating between acute and chronic causes aids in narrowing the differential diagnosis.
  • A systematic approach helps radiologists effectively manage complex consolidative lung diseases.