Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The heart size is normal . The lungs are clear . No evidence of pulmonary edema . No pleural effusion or pneumothorax . The cardiac , mediastinal , and hilar contours are normal . No pulmonary vascular congestion .
    OUTPUT:
    
1 . No evidence of cardiomegaly . 2 . Normal radiographic examination of the chest .