Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Lung volumes are low . There is a moderate left pleural effusion with associated left lower lobe consolidation which could represent atelectasis and / or pneumonia . Right lung appears clear . Overall cardiomediastinal silhouette appears stable . Imaged osseous structures are intact .
    OUTPUT:
    
Moderate left effusion with left lower lobe consolidation , may represent atelectasis and or pneumonia .