Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chest , AP and lateral . There is minimal linear atelectasis in the left lower lobe . The lungs are otherwise clear . The heart size is top - normal . Minimal pulmonary vascular engorgement is seen . There is no pneumothorax . A small right pleural effusion is present . The sternal wires are intact . Healed right rib fractures , are new since ___ .
    OUTPUT:
    
Left lower lobe atelectasis and mild pulmonary vascular engorgement . Small right pleural effusion .