Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP chest radiograph . The right lower lobe consolidation has improved in the interim . Lung volumes remain low . There is no new consolidation . There are still probable small bilateral subpulmonic effusions . Mild cardiomegaly is stable .
    OUTPUT:
    
Improved right lower lobe opacification , presumably representing clearing aspiration pneumonia .