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Pulmonary oedema grading

Dr Yuranga Weerakkody and Dr Frank Gaillard et al.

One grading system on pulmonary oedema based on chest radiograph appearances and pulmonary capillary wedge pressure (PCWP) is as.

  • grade 0 : normal chest radiograph - PCWP 8 -12 mmHg
  • grade 1: shows evidence of upper lobe diversion on a chest radiograph - PCWP 13- 18 mmHg
  • grade 2 : shows interstitial oedema on a chest radiograph : PCWP 19 - 25  mmHg
  • grade 3 : shows alveolar oedema on a chest radiograph : PCWP > 25 mmHg 

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