Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . The lungs are clear . Asymmetry of the breast tissue is again noted with probable right - sided prior surgery . No focal consolidation , effusion or pneumothorax is seen . The cardiomediastinal silhouette is stable with borderline cardiomegaly . Bony structures are intact .
    OUTPUT:
    
No acute intrathoracic process . Borderline cardiomegaly again noted .