Acute pulmonary oedema (APO)
Atrial fibrillation and shortness of breath.
Single lead PPM in situ. The heart is enlarged and there is marked prominence of the interstitial lines. Minimal blunting of the left costophrenic angle.
4 study questions available
Kerley A lines (orange arrows), Kerley B lines (blue arrows) and Kerley C lines (green arrows) are all seen, and all represent essentially the same thing; expansion of the interstitial space by fluid.
1 study question available
Chest x-ray 10 days earlier
Single lead PPM in situ. Heart is enlarged, and there is some prominence of the pulmonary vasculature, without evidence of interstitial or alveolar oedema.
This two films demonstrate the classic appearances of acute interstitial oedema, and show how quickly this condition can develop.