Causes of air trapping on high-resolution CT chest (mnemonic)

Changed by Avni K P Skandhan, 6 Feb 2019

Updates to Article Attributes

Body was changed:

A mnemonic to remember the causes of air trapping on HRCT chest is:

  • HSBC
  • Once with HSBC, you are "trapped" with HSBC

Mnemonic

  • -<strong>H:</strong> <a title="Hypersensitivity pneumonitis" href="/articles/hypersensitivity-pneumonitis">hypersensitivity pneumonitis</a>
  • +<strong>H:</strong> <a href="/articles/hypersensitivity-pneumonitis">hypersensitivity pneumonitis</a>
  • -<strong>S:</strong> <a title="Sarcoidosis (chest)" href="/articles/sarcoidosis-thoracic-manifestations-2">sarcoidosis</a>
  • +<strong>S:</strong> <a href="/articles/sarcoidosis-thoracic-manifestations-2">sarcoidosis</a>
  • -<strong>B:</strong> <a title="Bronchiolitis obliterans" href="/articles/obliterative-bronchiolitis">bronchiolitis obliterans</a>
  • +<strong>B:</strong> <a href="/articles/obliterative-bronchiolitis">bronchiolitis obliterans</a>
  • -<strong>C:</strong> <a title="Cystic fibrosis" href="/articles/cystic-fibrosis">cystic fibrosis</a> / <a title="Bronchiectasis" href="/articles/bronchiectasis">bronchiectasis</a>
  • +<strong>C:</strong> <a href="/articles/cystic-fibrosis">cystic fibrosis</a> / <a href="/articles/bronchiectasis">bronchiectasis</a>

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