Causes of air trapping on high-resolution CT chest (mnemonic)
Mnemonics to remember the causes of air trapping on HRCT chest are:
- H: hypersensitivity pneumonitis
- S: sarcoidosis
- B: bronchiolitis obliterans
- C: cystic fibrosis/bronchiectasis
A useful way to remember the mnemonic is recalling that once you are with HSBC, you are "trapped" with HSBC.