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Lung CT Segmentation to Identify Consolidations and Ground Glass Areas for Quantitative Assesment of SARS-CoV Pneumonia
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Thoracic imaging in COVID-19.

Ruchi Yadav1,2, Debasis Sahoo3,4, Ruffin Graham5,6

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This summary is machine-generated.

Chest radiography and computed tomography (CT) show typical COVID-19 pneumonia findings like multifocal opacities. However, these signs are not unique to COVID-19 and can appear in other conditions.

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Area of Science:

  • Radiology
  • Infectious Diseases
  • Pulmonology

Background:

  • COVID-19, caused by SARS-CoV-2, presents with diverse clinical and radiological manifestations.
  • Chest imaging, including radiography and CT, plays a role in evaluating suspected COVID-19 pneumonia.

Purpose of the Study:

  • To describe the typical imaging findings of COVID-19 pneumonia on chest radiography and CT.
  • To highlight the non-specific nature of these findings and discuss differential diagnoses.

Main Methods:

  • Review of characteristic findings on chest radiography and CT in patients with confirmed COVID-19.
  • Comparison of imaging features with other pulmonary conditions.

Main Results:

  • Typical findings include bilateral, multifocal parenchymal opacities (ground-glass, consolidation, crazy paving), often peripheral, lower-zone predominant, and rounded.
  • These imaging features are not pathognomonic and can mimic other viral/bacterial infections or noninfectious causes.

Conclusions:

  • While imaging can suggest COVID-19 pneumonia, findings are not specific.
  • Radiology professional organizations advise against routine screening CT for COVID-19 diagnosis or exclusion due to overlapping features with other diseases.