Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is rotated slightly to the right . Frontal and lateral views of the chest were obtained . Evidence of a large hiatal hernia is again seen . Minimal left base atelectasis is seen . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . Cardiac and mediastinal silhouettes are stable with the cardiac silhouette enlarged . No overt pulmonary edema is seen . Degenerative changes are seen along the spine .
    OUTPUT:
    
Persistent cardiomegaly . Hiatal hernia . No acute cardiopulmonary process .