Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been resolution of the right - sided pleural effusion and atelectasis . A small left - sided pleural effusion persists but has also decreased in size . Loculated left fissural fluid is best seen on the lateral view . Cardiomegaly has resolved . Mediastinal contours are within normal limits .
    OUTPUT:
    
Resolution of right pleural effusion and atelectasis . Small left pleural effusion persists but has improved . No evidence of pneumonia .