Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Midline sternotomy wires are again seen . Consolidation is seen in the left lower lobe concerning for pneumonia . Motion artifact limits the evaluation . No large effusion or pneumothorax is seen . The heart size is normal .
    OUTPUT:
    
Left lower lobe pneumonia . Motion artifact limits evaluation .