The mnemonic
ABCDE
What each word stands for
- AAlveolar oedema (bat-wing opacities)
- BKerley B lines
- CCardiomegaly
- DDilated upper lobe vessels (upper lobe diversion)
- EPleural effusion
Why it matters clinically
A checklist for reading congestive failure on a film.
Where it stops being reliable
Not every film shows all five; early failure may show only vascular redistribution.
Teaching aid, still awaiting independent review. Confirm facts in a standard source.