Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no pleural effusion , pulmonary edema , pneumothorax , or focal consolidation . Lungs are clear except for linear bibasilar atelectasis or scarring . The heart size is normal with prominent epicardial fat pads . Mitral valve prosthesis is unchanged from prior studies . Moderate to severe thoracic scoliosis is unchanged .
    OUTPUT:
    
1 . No evidence of acute cardiopulmonary process . 2 . No evidence of cardiomegaly . 3 . Unchanged moderate to severe thoracic scoliosis .