Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is considerably enlarged but stable in size from prior exams . Aorta is mildly tortuous . The pulmonary vasculature is within normal limits . There is no evidence of pulmonary edema . No focal infiltrate , consolidation , pleural effusion , or pneumothorax detected . The lungs are clear without focal consolidation , pleural effusion or pneumothorax .
    OUTPUT:
    
Moderate to moderately severe cardiomegaly . No acute pulmonary process identified .