Persistent dense opacity in the left lower lobe retrocardiac region, which may represent atelectasis or air space consolidation. Unchanged left pleural effusion. Stable diffuse prominence of the interstitial markings, particularly at the lung bases bilaterally, likely indicative of interstitial pulmonary edema.
Atelectasis (Uncertain) Simple pleural effusion (Present) Edema (Present) Air space opacity–multifocal (Uncertain)