Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . Moderate cardiomegaly is stable from ___ , and there are no secondary signs of acute decompensation . The mediastinal contours , hila , and cardiac borders are stable . No pneumothorax or pleural effusion . A moderate hiatal hernia is noted .
    OUTPUT:
    
1 . No evidence of pneumonia , pulmonary edema , or pleural effusion . 2 . Stable moderate cardiomegaly . 3 . Moderate hiatal hernia .