Mnemonics for peripheral lung opacities seen on chest x-ray or CT are useful to remember differentials. Examples include:
- AEIOU
- SIC CUE
Mnemonics
AEIOU
- A: alveolar sarcoidosis
- E: eosinophilic pneumonia
- I: infarction
- O: organizing pneumonia (including COP)
- U: usual interstitial pneumonitis (UIP) and desquamative interstitial pneumonitis (DIP)
- U: contUsion