Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a moderate size hiatal hernia , and left lung base linear opacities likely reflect atelectasis . No focal consolidation , pleural effusion or pneumothorax is seen . There is no overt pulmonary edema . The heart is normal in size . On the lateral view , there is an opacity projecting over the heart , and no correlate is seen on the frontal radiograph . Recommend follow - up after treatment of pneumonia .
    OUTPUT:
    
1 . Opacity projecting over the heart on the lateral radiograph with no correlate seen on the frontal radiograph . Recommend follow - up radiographs after treatment for pneumonia . 2 . Moderate hiatal hernia .