Persistent mild interstitial pulmonary edema with increased bibasilar prominence of the interstitial markings and increased opacity in the left lower lobe retrocardiac region, which may indicate worsening basilar pulmonary edema with left base atelectasis and effusion. The possibility of superimposed infection cannot be excluded.
Atelectasis (Uncertain) Simple pleural effusion (Present) Edema (Present) Pneumonia (Uncertain)