Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation , pleural effusion or pneumothorax . No overt pulmonary edema . There is likely atelectasis at the left lung base . Heart size is moderately enlarged . Calcifications are noted at the aortic arch . No acute osseous abnormalities detected .
    OUTPUT:
    
Moderate cardiomegaly , without cardiopulmonary process .