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Loss of Lung Markings

 
 
 
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On this page:Pulmonary Bullae

Overview

  • Look For

  • A reduction in lung markings in an area where lung markings would be expected.
  • Causes of Reduced Lung Markings

  • Pneumothorax
  • Emphysematous bulla
  • Example

  • Loss of apical lung markings in a patient with right-sided pneumothorax
  • No Overlay
    Overlay
    Loss of apical lung markings in a patient with right-sided pneumothorax
     

Pulmonary Bullae

  • Look For

  • Thin-walled, air-filled spaces with loss of lung markings.
Bullae with air-fluid levels may be infected.
  • Significance

  • A sign of emphysema.
  • Example

  • Multiple bullae in a patient with emphysema
  • No Overlay
    Overlay
    Multiple bullae in a patient with emphysema
     
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