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Test Findings
 
Test Findings
 

Mediastinal shift

 
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Overview

  • Look For

  • Deviation of the mediastinum toward one side of the chest.
  • Causes of Mediastinal Shift

  • Mediastinal mass - tumour, lymphadenopathy
  • Lung volume loss - lobectomy, pneumonectomy, significant atelectasis
  • Lung volume expansion - tension pneumothorax, large pleural effusion
  • Interpretation

  • Tracheal deviation - a sign of upper mediastinal shift
  • Deviation of the cardiac shadow - a sign of lower mediastinal shift
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